sony mds-je770 service manual
DESCRIPTION
this is the service manual for sony device.TRANSCRIPT
MDS-JE770
SPECIFICATIONS
SERVICE MANUAL
MINIDISC DECK
Model Name Using Similar Mechanism MDS-S50
MD Mechanism Type MDM-7A
Optical Pick-up Type KMS-260B/260E
AEP ModelUK Model
E Model
Foreign patents licensed form Dolby LaboratoriesLicensing Corporation.
— Continued on next page —
Ver 1.0 2001. 05
9-873-890-112001E0200-1
© 2001.5
Sony CorporationHome Audio Company
Shinagawa Tec Service Manual Production Group
System MiniDisc digital audio system
Disc MiniDiscLaser Semiconductor laser
( = 780 nm) Emission duration: continuous
Laser output MAX 44.6 µW1)
1) This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick-up Block with 7 mm aperture.
Laser diode Material: GaAlAsRevolutions (CLV) 400 rpm to 900 rpm Error correction ACIRC (Advanced Cross
Interleave Reed Solomon Code)
Sampling frequency 44.1 kHzCoding ATRAC (Adaptive
TRansform Acoustic Coding)/ATRAC 3
Modulation system EFM (Eight-to-Fourteen Modulation)
Number of channels 2 stereo channelsFrequency response 5 to 20,000 Hz ±0.3 dBSignal-to-noise ratio Over 98 dB during playWow and flutter Below measurable limit
Inputs
ANALOG IN Jack type: phonoImpedance: 47 kilohmsRated input: 500 mVrms Minimum input: 125 mVrms
DIGITAL OPTICAL IN Connector type: square opticalImpedance: 660 nm (optical wave length)
DIGITAL COAXIAL IN (European model only)Jack type: phonoImpedance: 75 ohmsRated input: 0.5 Vp-p, ±20 %
Outputs
PHONES Jack type: stereo phoneRated output: 28 mWLoad impedance: 32 ohms
ANALOG OUT Jack type: phonoRated output: 2 Vrms (at 50 kilohms)Load impedance: over 10 kilohms
DIGITAL OPTICAL OUT Connector type: square opticalRated output: –18 dBmLoad impedance: 660 nm (optical wave length)
λ
2
MDS-JE770
SELF-DIAGNOSIS FUNCTIONThe self-diagnosis function consists of error codes for customers which are displayed automatically when errors occur, and error codes whichshow the error history in the test mode during servicing. For details on how to view error codes for the customer, refer to the following boxin the instruction manual. For details on how to check error codes during servicing, refer to the following “Procedure for using the Self-Diagnosis Function (Error History Display Mode)”.
Procedure for using the Self-Diagnosis Function (Error History Display Mode).Note: Perform the self-diagnosis function in the “error history display mode” in the test mode. The following describes the least required
procedure. Be careful not to enter other modes by mistake. If you set other modes accidentally, press the MENU/NO button to exitthe mode.
Self-diagnosis function
The deck’s self-diagnosis function automatically checks the condition of the MD deck when an error occurs, then issues a three- or five-digit code and an error message on the display. If the code and message alternate, find them in the following table and perform the indicated countermeasure. Should the problem persist, consult your nearest Sony dealer.
Three- or five-digit code/Message
Cause/Remedy
C11/ProtectedThe inserted MD is record-protected., Take out the MD and close the record-
protect slot.
C12/Cannot Copy
You tried to record a CD with a format that the external device connected to the deck does not support, such as CD-ROM or video CD., Remove the disc and insert a music
CD.
C13/REC Error
The recording was not made properly., Set the deck in a stable surface, and
repeat the recording procedure.
The inserted MD is dirty (with smudges, fingerprints, etc.), scratched, or substandard in quality., Replace the disc and repeat the
recording procedure.
C13/Read ErrorThe deck could not read the TOC on the MD properly., Take out the MD and insert it again.
C14/Toc Error
The deck could not read the TOC on the MD properly., Insert another disc., If possible, erase all the tracks on the
MD.
C41/Cannot Copy
The sound source is a copy of commercially available music software, or you tried to record a CD-R (Recordable CD)., The Serial Copy Management System
prevents making a digital copy .You cannot record a CD-R.
C71/Din Unlock
The sporadic appearance of this message is caused by the digital signal being recorded. This will not affect the recording.
While recording from a digital component connected through the DIGITAL IN connector, the digital connecting cable was unplugged or the digital component turned off., Connect the cable or turn the digital
component back on.
E0001/MEMORY NG
There is an error in the internal data that the deck needs in order to operate., Consult your nearest Sony dealer.
E0101/LASER NG
There is a problem with the optical pickup., The optical pick-up may have failed.
Consult your nearest Sony dealer.
Three- or five-digit code/Message
Cause/Remedy
Genera l
Power requirementsEuropean model: 230 V AC, 50/60Hz
Other models: 110 – 120/220 – 240 V AC, 50/60HzAdjustable with voltage selector
Power consumption 15 W (0.5 W in standby mode)Dimensions (approx.) 430 95 285 mm
(w/h/d) incl. projecting parts and controls
Mass (approx.) 3.1 kg
Supplied accessories
Audio connecting cords (2)Optical cable (1)Remote commander (remote) (1)R6 (size-AA) batteries (2)
X X
3
MDS-JE770
ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTSSelecting the Test Mode
Display
op rec tm
op play tm
spdl rp tm
retry err
total err
err history
retry adrs
er refresh
tm change
op change
History
Displays the total recording time.When the total recording time is more than 1 minute, displays the hour and minuteWhen less than 1 minute, displays “Under 1 min”The display time is the time the laser is set to high power, which is about 1/4 of the actual recording time.
Displays the total playback time.When the total playback time is more than 1 minute, displays the hour and minuteWhen less than 1 minute, displays “Under 1 min”
Displays the total rotating time of the spindle motor.When the total rotating time is more than 1 minute, displays the hour and minuteWhen less than 1 minute, displays “Under 1 min”
Displays the total number of retry errors during recording and playbackDisplays “r xx p yy”. xx is the number of errors during recording. yy is the number of errors during playback.This is displayed in hexadecimal from 00 to FF.
Displays the total number of errorsDisplays “total xx”. This is displayed in hexadecimal from 00 to FF.
Displays the past ten errors.Displays “0x ErrCd@@”.X is the history number. The younger the number, the more recent is the history (00 is the latest). @@ is the errorcode.Select the error history number using the lAMSL knob.
Displays the past five retry addresses.Displays “xx ADRS yyyy”, xx is the history number, yyyy is the cluster with the retry error.Select the error history number using the lAMSL knob.
Mode for erasing the error and retry address historiesProcedure1. Press the lAMSL knob when displayed as “er refresh”.2. Press the YES button when the display changes to “er refresh?”.When “complete!” is displayed, it means erasure has completed.Be sure to check the following after executing this mode.*Data has been erased.*Perform recording and playback, and check that the mechanism is normal.
Mode for erasing the total time of recording and playbackProcedure1. Press the lAMSL knob when displayed as “tm refresh”.2. Press the YES button when the display changes to “tm refresh?”.When “complete!” is displayed, it means erasure has completed.
Mode for erasing the total time of op rec tm, op play tm.These histories are based on the time of replacement of the optical pickup. If the optical pick-up has been replaced,perform this procedure and erase the history.Procedure1. Press the lAMSL knob when displayed as “op change”.2. Press the YES button when the display changes to “op change?”.When “Complete!” is displayed, it means erasure has completed.
1. While pressing the lAMSL knob and x button, connect the power plug to the outlet, and release the lAMSL knob andx button.When the test mode is set, “[Check]” will be displayed.
2. Rotate the lAMSL knob and when “[Service]” is displayed, press the YES button.3. Rotate the lAMSL knob and display “Err Display”.4. Pressing the YES button sets the error history mode and displays “op rec tm”.5. Select the contents to be displayed or executed using the lAMSL knob.6. Pressing the lAMSL knob will display or execute the contents selected.7. Pressing the lAMSL knob another time returns to step 4.8. Pressing the MENU/NO button displays “Err Display” and exits the error history mode.9. To exit the test mode, press the REPEAT button. The unit sets into the STANDBY state, the disc is ejected, and the test mode ends.
4
MDS-JE770
PARTS No.4-233-025-6s
4-236-047-1s
4-233-025-8s
Description
Table of Error Codes
Error Code
10
12
20
21
22
23
24
30
31
40
41
42
43
50
51
Could not load
Loading switches combined incorrectly
Timed out without reading the top of PTOC
Could read top of PTOC, but detected error
Timed out without accessing UTOC
Timed out without reading UTOC
Error in UTOC
Could not start playback
Error in sector
Retry cause generated during normal recording
Retried in DRAM overflow
Retry occurred during TOC writing
Retry aborted during S.F editing
Other than access processing, and could not read address.
Focus NG occurred and overran.
MODEL IDENTIFICATION— BACK PANEL —
Part No.
• AbbreviationSP : Singapore model
MODELAEP models
UK modelsSP models
Display History
spdl change Mode for erasing the total spdl rp tm timeThese histories are based on the time of replacement of the spindle motor. If the spindle motor has been replaced,perform this procedure and erase the history.Procedure1. Press the lAMSL knob when displayed as “spdl change”2. Press the YES button when the display changes to “spdl change?”When “Complete!” is displayed, it means erasure has completed.
TABLE OF CONTENTS
1. SERVICING NOTES ........................................................ 5
2. GENERAL ........................................................................ 12
3. DISASSEMBLY3-1. Disassembly flow .............................................................. 133-2. Upper Case (408226) ........................................................ 143-3. Front Panel Section ........................................................... 143-4. Main Board ....................................................................... 153-5. PT Board, VOL-SEL Board (SP model) ........................... 153-6. Mechanism Deck Section ( MDM-7A) ............................. 163-7. Over Light Head (HR901), BD Board .............................. 163-8. Holder Assy ....................................................................... 173-9. Loading Motor Assy (M103) ............................................ 173-10. Sled Motor Assy (M102), Slider ....................................... 183-11. Optical Pick-up .................................................................. 183-12. Spindle Moter Assy (M101) .............................................. 19
4. TEST MODE ......................................................................20
5. ELECTRICAL ADJUSTMENTS ............................... 25
6. DIAGRAMS6-1. Circuit Boards Location ..................................................... 366-2. Block Diagrams
•BD Section ..................................................................... 38 •Main Section .................................................................. 39
6-3. Printed Wiring Board – BD Board – ................................. 406-4. Schematic Diagram – BD Section (1/2) – ......................... 416-5. Schematic Diagram – BD Section (2/2) – ......................... 426-6. Schematic Diagram – Main Section (1/2) – ...................... 436-7. Schematic Diagram – Main Section (2/2) – ...................... 446-8. Printed Wiring Board – Main Section – ........................... 456-9. Printed Wiring Board – Display Section – ........................ 466-10. Schematic Diagram – Display Section – ........................... 476-11. Printed Wiring Board – Power Section – .......................... 486-12.Schematic Diagram – Power Section – ............................. 496-13. IC Block Diagrams ............................................................ 506-14. IC Pin Functions ................................................................ 52
7. EXPLODED VIEWS7-1. Chassis Section .................................................................. 607-2. Front Panel Section ............................................................ 617-3. Mechanism Section-1 (MDM-7A) .................................... 627-4. Mechanism Section-2 (MDM-7A) .................................... 63
8. ELECTRICAL PARTS LIST ........................................64
5
MDS-JE770SECTION 1
SERVICE NOTES
This appliance is classified as aCLASS 1 LASER product. TheCLASS 1 LASER PRODUCTMARKING is located on therear exterior.
Laser component in this product is capableof emitting radiation exceeding the limit forClass 1.
CAUTIONUse of controls or adjustments or performance of proceduresother than those specified herein may result in hazardous radia-tion exposure.
Notes on chip component replacement• Never reuse a disconnected chip component.• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing• Keep the temperature of soldering iron around 270˚C
during repairing.• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).• Be careful not to apply force on the conductor when soldering
or unsoldering.
NOTES ON HANDLING THE OPTICAL PICK-UPBLOCK OR BASE UNIT
The laser diode in the optical pick-up block may suffer electrostaticbreak-down because of the potential difference generated by thecharged electrostatic load, etc. on clothing and the human body.During repair, pay attention to electrostatic break-down and alsouse the procedure in the printed matter which is included in therepair parts.The flexible board is easily damaged and should be handled withcare.
NOTES ON LASER DIODE EMISSION CHECK
Never look into the laser diode emission from right above whenchecking it for adjustment. It is feared that you will lose your sight.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITHMARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTSLIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESECOMPONENTS WITH SONY PARTS WHOSE PART NUMBERSAPPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTSPUBLISHED BY SONY.
This cautionlabel is locatedinside the unit.
6
MDS-JE770
JIG FOR CHECKING BD BOARD WAVEFORM
The special jig (J-2501-196-A) is useful for checking the waveform of the BD board. The names of terminals and the checking items to beperformed are shown as follows.
GND : GroundI+3V : For measuring IOP (Check the deterioration of the optical pick-up laser)IOP : For measuring IOP (Check the deterioration of the optical pick-up laser)TE : TRK error signal (Traverse adjustment)VC : Reference level for checking the signalRF : RF signal (Check jitter)FE : Focus error signal
I+3VIopGNDTEFEVCRF
I+3VIOP
GNDTEFEVCRF
1
7
forMDM-7A
I+3V
CN105
IOPTE
VC
GNDFE
RF
7
MDS-JE770
Iop DATA RECORDING AND DISPLAY WHEN OPTICAL PICK-UP AND NON-VOLATILE MEMORY (IC195 OFBD BOARD) ARE REPLACED
The Iop value labeled on the optical pick-up can be recorded in the non-volatile memory. By recording the value, it will eliminate the needto look at the value on the label of the optical pick-up. When replacing the optical pick-up or non-volatile memory (IC195 of BD board),record the Iop value on the optical pick-up according to the following procedure.
Record Precedure:1. While pressing the l AMS L knob and x button, connect the power plug to the outlet, and release the l AMS L knob andx button.
2. Rotate the l AMS L knob to display “[Service]”, and press the YES button.3. Rotate the l AMS L knob to display “Iop Write” (C05), and press the YES button.4. The display becomes “Ref=@@@.@” (@ is an arbitrary number) and the numbers which can be changed will blink.5. Input the Iop value written on the optical pick-up.
To select the number : Rotate the l AMS L knob.To select the digit : Press the l AMS L knob.
6. When the YES button is pressed, the display becomes “Measu=@@@.@” (@ is an arbitrary number).7. As the adjustment results are recorded for the 6 value. Leave it as it is and press the YES button.8. “Complete!” will be displayed momentarily. The value will be recorded in the non-volatile memory and the display will become “Iop
Write”.9. Press the REPEAT button to complete.
Display Precedure:1. While pressing the l AMS L knob and x button, connect the power plug to the outlet, and release the l AMS L knob andx button.
2. Rotate the l AMS L knob to display “[Service]”, and press the YES button.3. Rotate the l AMS L knob to display “Iop Read” (C26).4. “@@.@/##.#” is displayed and the recorded contents are displayed.
@@.@ : indicates the Iop value labeled on the optical pick-up.##.# : indicates the Iop value after adjustment
5. To end, press the l AMS L button or MENU/NO button to display “Iop Read”(C26). Then press the REPEAT button.
8
MDS-JE770
OPTICAL PICK-UP BLOCK TYPE DISCRIMINATION
There are two types of the optical pick-up block in this model.These are compatible except for the laser power.Check the type of the optical pick-up block before replacement.Ajdust following items after replacing the optical pick-up block.• 5-6-2. Laser Power Check (See page 28)• 5-10. LASER POWER ADJUSTMENT (See page 31)
Differences
KMS-260B KMS-260E
Color of the adhesive agent at PDIC portion Pink White
Form of FPC retainer plate Close the hole on SL base Not close the hole on SL base
APC variable resistor Small volume (2 type)Big variable resistor (3 type) and chip resistor (Fig. A)
Small variable resistor (2 type) and chip resistor (Fig. B)
Fig. B type is for repair.
• Abbreviation
260B: KMS-260B model
260E: KMS-260E model
KSN-260B KSN-260E (Fig A)
(Fig B)
CHIP
3 type variableresistor
2 type variableresistor
CHIP
Hold on SL base
Hold on SL baseFPC retainer plate
FPC retainer plate
APC variableresistor
Adhesive agent at PDIC portion
Adhesive agent at PDIC portion
9
MDS-JE770
CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS
Before performing repairs, perform the following checks to determine the faulty locations up to a certain extent.Details of the procedures are described in “5 Electrical Adjustments”.
• 5-6-2. Laser power check (see page 28)• 5-6-3. Iop Compare (see page 28)• 5-6-4. Auto Check (see page 29)
Note:The criteria for determination above is intended merely to determine if satisfactory or not, and does not serve as the specified value foradjustments.When performing adjustments, use the specified values for adjustments.
FORCED RESET
The system microprocessor can be reset in the following procedure.Use these procedure when the unit cannot be operated normally due to the overrunning of the microprocessor, etc.Procedure :Remove the short-pin attached to CN406, and then attach it again.
[MAIN BOARD] (Component Side)
@CN406
10
MDS-JE770
Fig. 2 Reading the Test Mode Display(During playback)
@@###**$$Fluorescent display tube display
@@ : Parts No. (name of area named on TOC)### : Cluster** : Sector$$ : Track mode (Track information such as copyright infor-
mation of each part)
RETRY CAUSE DISPLAY MODE
• In this test mode, the causes for retry of the unit during recording can be displayed on the fluorescent indicator tube. During playback, the“track mode” for obtaining track information will be set.This is useful for locating the faulty part of the unit.
• The following will be displayed :During recording and stop : Retry cause, number of retries, and number of retry errors.During playback : Information such as type of disc played, part played, copyright.These are displayed in hexadecimal.
Procedure:1. Insert the recordable disc.2. Press MENU/NO button to display “Edit Menu” on the fluorescent display.3. Turn l AMS L button to display “All Erase?” on the fluorescent display.4. Press YES button to display “All Erase??” on the fluorescent display.5. Press YES button, “Complete!” is displayed on the fluorescent display and it turns off immediately.6. Procedure 1: Press the x button continuously for about 10 seconds.
Procedure 2: Press the LEVEL/DISPLAY/CHAR button while pressing the x button and MENU/NO button.7. When the mode is set, “RTs 00c 00e 000” is displayed.8. Press the z REC button to start recording. Then press the X button and start recording.9. To check the “track mode”, press the H button to start play.10.To exit the test mode, press the @/1 button, and turn OFF the power. When “TOC” disappears, disconnect the power plug from the outlet.
If the test mode cannot be exited, refer to “Forced Reset” on page 9.
Address (Physical address on disc)
Hexadecimal
Bit
Binary
Higher Bits Lower Bits
8 4 2 1 8 4 2 1
b7 b6 b5 b4 b3 b2 b1 b0
0 0 0 0 0 0 0 1
0 0 0 0 0 0 1 0
0 0 0 0 0 1 0 0
0 0 0 0 1 0 0 0
0 0 0 1 0 0 0 0
0 0 1 0 0 0 0 0
0 1 0 0 0 0 0 0
1 0 0 0 0 0 0 0
When track jump (shock) is detected
When ADER was counted more than five times continu-
ously
When ADIP address is not continuous
When DIN unlock is detected
When not in focus
When ABCD signal level exceeds the specified range
When CLV is unlocked
When access operation is not performed normally
Hexa-
decimal
shock
ader5
Discontinuous address
DIN unlock
FCS incorrect
IVR rec error
CLV unlock
Access fault
Cause of Retry Occurring conditions
01
02
04
08
10
20
40
80
Reading the Retry Cause Display
Fig. 1 Reading the Test Mode Display(During recording and stop)
RTs@@c##c***Fluorescent display tube display
@@ : Cause of retry## : Number of retries*** : Number of retry errors
11
MDS-JE770
Hexadecimal
Bit
Binary
Higher Bits Lower Bits
8 4 2 1 8 4 2 1
b7 b6 b5 b4 b3 b2 b1 b0
0 0 0 0 0 0 0 1
0 0 0 0 0 0 1 0
0 0 0 0 0 1 0 0
0 0 0 0 1 0 0 0
0 0 0 1 0 0 0 0
0 0 1 0 0 0 0 0
0 1 0 0 0 0 0 0
1 0 0 0 0 0 0 0
Hexa-
decimal
Details
01
02
04
08
10
20
40
80
Emphasis OFF
Monaural
This is 2-bit display. Normally 01.
01:Normal audio. Others:Invalid
Audio (Normal)
Original
Copyright
Write prohibited
When 0 When 1
Emphasis ON
Stereo
Invalid
Digital copy
No copyright
Write allowed
Reading the Display:Convert the hexadecimal display into binary display. If more than two causes, they will be added.
Example When 84 is displayed:Higher bit : 8 = 1000 t b7Lower bit : 4 = 0100 t b2In this case, as b2 and b7 are 1 and others are 0, it can be determined that the retry cause is combined of “emphasis OFF”, “monaural”,“original”, “copyright exists”, and “write allowed”.
Example When 07 is displayed:Higher bit : 0 = 1000 t All 0Lower bit : 7 = 0111 t b0+b1+b2In this case, as b0, b1, and b2 are 1 and others are 0, it can be determined that the retry cause is combined of “emphasis ON”, “stereo”,“original”, “copyright exists”, and “write prohibited”.
Hexadecimal t Binary Conversion Table
Hexadecimal Binary Hexadecimal Binary
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Reading the Track Mode Display
Reading the Display:Convert the hexadecimal display into binary display. If more than two causes, they will be added.
ExampleWhen 42 is displayed:Higher bit : 4 = 0100 t b6Lower bit : 2 = 0010 t b1In this case, the retry cause is combined of “CLV unlock” and “ader5”.
When A2 is displayed:Higher bit : A = 1010 t b7+b5Lower bit : 2 = 0010 t b2The retry cause in this case is combined of “access fault”, “IVR rec error”, and “ader5”.
12
MDS-JE770SECTION 2GENERAL
This section is extracted frominstruction manual.
Parts Identification
The items are arranged in alphabetical order.Refer to the pages indicated in parentheses ( ) for details.
Main unit
MENU/NO YES
AMS
CLEAR
PUSH ENTER
REC
INPUT REC MODE
EJECTSTANDBY
TIMER
PHONES PHONE LEVEL PC LINK
ON/OFF SKIP TIME
PLAY MODE REPEATLEVEL/
DISPLAY/CHAR
MIN MAX (KEYBOARD)
REC OFF PLAY
MDLP
GROUP
whwa
83 4
wsw;qj
9
qhqg qk wf
2
ql
1 5
qf
qd6 7 qs0 qa
wd wg
AMS wh
wa8
3
4ws
w;
qj
19
qhqgqkws
wf2
ql1
5qf
qd
67
qs
A
z
`/1
H0Xqax
wdm/M
wg (15) (20) (25) (35) (39)
CLEAR (23) (30) (40)Display window EJECT (11) (20) (25)GROUP ON/OFF1) (13) (22)
(31)GROUP SKIP1) (13) (22) (31)INPUT (11)LEVEL/DISPLAY/CHAR
(11) (21) (29)MD insertion slot MDLP indicator (14) (21)MENU/NO (15) (22) (25) (35)
(39)
PC LINK (KEYBOARD)1) (39)
PHONE LEVEL1) (21)PHONES jack1) (17) (21) (36)PLAY MODE (20) (37)REC MODE (14) (22)REC (11)Remote sensor2) REPEAT (20)STANDBY indicator (11) (20)TIME1) (17) (21)TIMER1) (37)YES (15) (23) (25) (35) (39)
(11) (20) (25) (11) (20) (37) (40)
(11) (20) (39) (40) (11) (20) (25) (37) (40)
(20) (26) (40)
1) MDS-JE770 only.2) MDS-JE770 only. For MDS-
JE470, the remote sensor is located on the display window.
BUTTON DESCRIPTIONS
13
MDS-JE770SECTION 3
DISASSEMBLY
3-1. DISASSEMBLY FLOW
• This set can be disassembled in the order shown below.
SET
3-2 UPPER CASE (408226)
3-3 FRONT PANEL SECTION 3-4 MAIN BOARD
3-5 PT BOARD VOL-SEL BOARD (SP model)
3-6 MECHANISM DECK SECTION (MDM-7A)
3-7 OVER LIGHT HEAD (HR901)
3-11 OPTICAL PICK-UP (KMS-260B/260E)
3-7 BD BOARD
3-8 HOLDER ASSY
3-9 LOADING MOTOR ASSY (M103)
3-10 SLED MOTOR ASSY (M102)
3-12 SPINDLE MOTOR ASSY (M101)
3-7 BD BOARD
3-8 HOLDER ASSY
• Abbreviation SP : Singapore
Note 1: The processes enclosed with , remove in the any order.Note 2: You cannot go to the next process until every process enclosed with has done.
14
MDS-JE770
3-2. UPPER CASE (408226)
1 Two screws (CASE 3TP2)
1 Two screws (CASE 3TP2)
1 Screw (CASE 3TP2)
2 Case (408226)
3-3. FRONT PANEL SECTION
4 Three screws (+BVTP3x8)
4 Two screws (+BVTP3x8)
6 Front panel
5 Claw
5 Claw
1 Wire (flat type) (17core) (CN3)
2 Connector (CN390)
3 Connector (CN830)
15
MDS-JE770
3-4. MAIN BOARD
3-5. PT BOARD, VOL-SEL BOARD (SP model)
6 Two screws (+BVTP3x8)
4 Three screws (+BVTP3x8)
5 screw (+BVTP3x8)
3 Connector (CN400)
2 Wire (flat type) (23core) (CN1)
1 Wire (flat type) (27core) (CN2)
7 MAIN board
6 Two screws (+BVTP3x8) (SP model)
3 Three screws (+PTTWH M3)
2 Connector (CN990) (SP model)
1 Connector (CN900)
5 PT board
7 VOL-SEL board (SP model)
4 Nylom rivet (dia 3)
16
MDS-JE770
3-6. MECHANISM DECK SECTION (MDM-7A)
3-7. OVER LIGHT HEAD (HR901), BD BOARD
2 Two step screws (+BVTTWH M3)
2 Two step screws (+BVTTWH M3)
1 Harness
3 Mechanism deck
6
3 Head, over light (HP901)
4 Remove the solder (four portion)
4 Remove the solder (five portion)5 Two screws (BTP2X6)
7 FLEXIBLE board (CN101)
8 BD board
1 Connector (CN104)
2 Screw (P1.7X6)
Note 1: If you disconnect the connector (CN104), you can remove theBD board without removing the over write head (HR901).
Note 2: Be careful to handle the over write head (HR901) because it iseasy to be damaged.
17
MDS-JE770
3-8. HOLDER ASSY
3-9. LOADING MOTOR ASSY (M103)
5
36 Holder ASSY
2 Claw
4 Boss
4 Boss1 Spring (holder), tension
2 Two screws (PWH1.7x2.5)
3 Motor ASSY, loading (M103)
1 Belt (loading)
18
MDS-JE770
3
A
A
1 Two screws (BTP2X6)
9 Two screws (PWH1.7X2.5)
0 Motor ASSY, sled (M102)
7 Lever (CHG)
2 Guide (L)
6 Slider 8 Lever (head)
4 Slider (EJ)
5 Remove the claw. Shift the slider in the arrow direction.
1 FLEXIBLE board
qa Optical pick-up (KMS-260B/260E)
7 Main shaft
6 Two screws (K2X6)
4 Screw (BTP2X6)
5 Base (BU-A)
3 Gear (SD)
2 Screw (M1.7), tapping
0 SL base
9 Screw (P1.7X6)
8
3-10. SLED MOTOR ASSY (M102), SLIDER
3-11. OPTICAL PICK-UP
19
MDS-JE770
2 Spindle motor ASSY (M101)
1 Three screws (M1.7), tapping
3-12. SPINDLE MOTER ASSY (M101)
20
MDS-JE770
Function name
MENU/NO button
YES button
AMS Left or Rightknob Push
Function
Cancel or move to top hierarchy
Set
Select
Set submenu
SECTION 4TEST MODE
4-1. PRECAUTIONS FOR USE OF TEST MODE• As loading related operations will be performed regardless of the test mode operations being performed, be sure to check that the disc
is stopped before setting and removing it.Even if the A EJECT button is pressed while the disc is rotating during continuous playback, continuous recording, etc., the disc willnot stop rotating.Therefore, it will be ejected while rotating.Be sure to press the A EJECT button after pressing the MENU/NO button and the rotation of disc is stopped.
4-1-1. Recording laser emission mode and operating buttons
• Continuous recording mode (CREC 1MODE) (C35)• Laser power check mode (LDPWR CHECK) (C13)• Laser power adjustment mode (LDPWR ADJUS) (C04)• Iop check (Iop Compare) (C27)• Iop value nonvolatile writing (Iop NV Save) (C06)• Traverse (MO) check (EF MO CHECK) (C14)• Traverse (MO) adjustment (EF MO ADJUS) (C07)• When pressing the z REC button.
4-2. SETTING THE TEST MODEThe following are two methods of entering the test mode.Procedure 1: While pressing the l AMS L knob and x button, connect the power plug to an outlet, and release the l AMS L
knob and x button.When the test mode is set, “[Check]” will be displayed. Rotating the l AMS L knob switches between the followingthree groups; ··· y Check y Service y Develop y ···.
Procedure 2: While pressing the l AMS L knob, connect the power plug to the outlet and release the l AMS L knob.When the test mode is set, “TEMP CHECK”(C12) will be displayed. By setting the test mode using this method, only the“Check” group of method 1 can be executed.
NOTE: Do not use the test mode in the [Develop] group.If used, the unit may not operate normally.If the [Develop] group is set accidentally, press the MENU/NO button immediately to exit the [Develop] group.
4-3. EXITING THE TEST MODEPress the REPEAT button. The disc is ejected when loaded, and “Standby” display blinks, and the STANDBY state is set.
4-4. BASIC OPERATIONS OF THE TEST MODEAll operations are performed using the l AMS L knob, YES button, and MENU/NO button.The functions of these buttons are as follows.
21
MDS-JE770
Display
AUTO CHECK
Err Display
TEMP ADJUS
LDPWR ADJUS
Iop Write
Iop NV Save
EF MO ADJUS
EF CD ADJUS
FBIAS ADJUS
AG Set (MO)
AG Set (CD)
TEMP CHECK
LDPWR CHECK
EF MO CHECK
EF CD CHECK
FBIAS CHECK
ScurveCHECK
VERIFYMODE
DETRK CHECK
0920 CHECK
Iop Read
Iop Compare
ADJ CLEAR
INFORMATION
CPLAY1MODE
CREC 1MODE
Details
Automatic self-diagnosis
Error history display, clear
Temperature compensation offset adjustment
Laser power adjustment
Iop data writing
Writes current Iop value in read nonvolatile memory using microprocessor
Traverse (MO) adjustment
Traverse (CD) adjustment
Focus bias adjustment
Focus, tracking gain adjustment (MO)
Focus, tracking gain adjustment (CD)
Temperature compensation offset check
Laser power check
Traverse (MO) check
Traverse (CD) check
Focus bias check
S-curve check
Nonvolatile memory check
Detrack check
Most circumference check
Iop data display
Comparison with initial Iop value written in nonvolatile memory
Initialization of nonvolatile memory for adjustment values
Display of microprocessor version, etc.
Continuous playback mode
Continuous recording mode
4-5. SELECTING THE TEST MODEThere are 26 types of test modes as shown below. The groups can be switched by rotating the l AMS L knob. After selecting thegroup to be used, press the YES button. After setting a certain group, rotating the l AMS L knob switches between these modes.Refer to “Group” in the table for details selected.All adjustments and checks during servicing can be performed in the test mode in the Service group.
• For details of each adjustment mode, refer to “5. Electrical Adjustments”.For details of “Err Display” (C02), refer to “Self-Diagnosis Function” on page 2.
• If a different mode has been selected by mistake, press the MENU/NO button to exit that mode.• Modes with (X) in the Mark column are not used for servicing and therefore are not described in detail. If these modes are set acciden-
tally, press the MENU/NO button to exit the mode immediately.
No.
C01
C02
C03
C04
C05
C06
C07
C08
C09
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C25
C26
C27
C28
C31
C34
C35
MarkGroup
Check Service
NOTE: Do not use the test mode in the [Develop] group.If used, the unit may not operate normally.If the [Develop] group is set accidentally, press the MENU/NO button immediately to exit the [Develop] group.
22
MDS-JE770
“CPLAY1 MID” t “CPLAY1 OUT” t “CPLAY1 IN”
“CREC1 MID” t “CREC1 OUT” t “CREC1 IN”
4-5-1. Operating the Continuous Playback Mode
1. Entering the continuous playback mode1 Set the disc in the unit. (Whichever recordable discs or discs for playback only are available.)2 Rotate the l AMS L knob and display “CPLAY1 MODE”(C34).3 Press the YES button to change the display to “CPLAY1 MID”.4When access completes, the display changes to “C = AD = ”.Note : The numbers “ ” displayed show you error rates and ADER.
2. Changing the parts to be played back1 Press the YES button during continuous playback to change the display as below.
When pressed another time, the parts to be played back can be moved.2When access completes, the display changes to “C = AD = ”.Note : The numbers “ ” displayed show you error rates and ADER.
3. Ending the continuous playback mode1 Press the MENU/NO button. The display will change to “CPLAY1 MODE”(C34).2 Press the AEJECT button to remove the disc.Note : The playback start addresses for IN, MID, and OUT are as follows.
IN 40h clusterMID 300h clusterOUT 700h cluster
4-5-2. Operating the Continuous Recording Mode (Use only when performing self-recording/palyback check.)1. Entering the continuous recording mode1 Set a recordable disc in the unit.2 Rotate the l AMS L knob and display “CREC1 MODE” (C35).3 Press the YES button to change the display to “CREC1 MID”.4When access completes, the display changes to “CREC 1 ( )” and REC lights up.Note : The numbers “ ” displayed shows you the recording position addresses.
2. Changing the parts to be recorded1When the YES button is pressed during continuous recording, the display changes as below.
When pressed another time, the parts to be recorded can be changed. REC goes off.2When access completes, the display changes to “CREC 1 ( )” and REC lights up.Note : The numbers “ ” displayed shows you the recording position addresses.
3. Ending the continuous recording mode1 Press the MENU/NO button. The display changes to “CREC1 MODE” (C35) and REC goes off.2 Press the A EJECT button to remove the disc.Note 1 : The recording start addresses for IN, MID, and OUT are as follows.
IN 40h clusterMID 300h clusterOUT 700h cluster
Note 2 : The MENU/NO button can be used to stop recording anytime.Note 3 : Do not perform continuous recording for long periods of time above 5 minutes.Note 4 : During continuous recording, be careful not to apply vibration.
23
MDS-JE770
Function
G
x
M
m
REC MODE
PLAY MODE
LEVEL/DISPLAY/CHAR
A
REPEAT
Contents
Sets continuous playback when pressed in the STOP state. When pressed during continuous
playback, the tracking servo turns ON/OFF.
Stops continuous playback and continuous recording.
The sled moves to the outer circumference only when this is pressed.
The sled moves to the inner circumference only when this is pressed.
Switches between the pit and groove modes when pressed.
Switches the spindle servo mode (CLV S y CLV A).
Switches the displayed contents each time the button is pressed.
Ejects the disc.
Exits the test mode.
4-6. FUNCTIONS OF OTHER BUTTONS
4-7. TEST MODE DISPLAYSEach time the LEVEL/DISPLAY/CHAR button is pressed, the display changes in the following order.When CPLAY and CREC are started, the display will forcibly be switched to the error rate display as the initial mode.
1. Mode displayDisplays “TEMP ADJUST” (C03), “CPLAY1MODE” (C34), etc.
2. Error rate displayDisplays the error rate in the following way.
C = AD = C = Indicates the C error.AD = Indicates ADER.
3. Address displayThe address is displayed as follows. (MO:recordable disc, CD:playback only disc)If the REC MODE button is pressed , the display switches from groove to pit orvice versa.h = s = (MO pit and CD)h = a = (MO groove)h = Indicates the header address.s = Indicates the SUBQ address.a = Indicates the ADIP address.
Note: “–” is displayed when the address cannnot be read.
Mode display
Error rate display
Address display
Auto gain display (Not used in servicing)
Detrack check display (Not used in servicing)
IVR display (Not used in servicing)
C1 error and Jitter display(Not used in servicing)
AD error and Jitter display(Not used in servicing)
24
MDS-JE770
G
X
REC
SYNC
L.SYNC
OVER
B/1
A-/REP
REC MODE
DISC/LP2
SLEEP/SHUF
MONO
Servo OFF
Tracking servo ON
Recording mode OFF
CLV normal mode
Tracking offset cancel OFF
Groove
Low reflection
CLV A
CLV UNLOCK
Contents
When Lit When OffDisplay
Servo ON
Tracking servo OFF
Recording mode ON
CLV low speed mode
ABCD adjustment completed
Tracking offset cancel ON
Tracking auto gain OK
Focus auto gain OK
Pit
High reflection
CLV S
CLV LOCK
4-8. MEANINGS OF OTHER DISPLAYS
4-9. AUTOMATIC SELF-DIAGNOSIS FUNCTIONThis test mode performs CREC and CPLAY automatically for mainly checking the characteristics of the optical pick-up.To perform this test mode, the laser power must first be checked.Perform AUTO CHECK after the laser power check and Iop compare.
Procedure1. Press the YES button. If “LDPWR ” is displayed, it means that the laser power check has not been performed. In this case,
perform the laser power check and Iop compare, and then repeat from step 1.2. If a disc is in the mechanical deck, it will be ejected forcibly.
“DISC IN” will be displayed in this case. Load a test disc (MDW-74/GA-1) which can be recorded.3. If a disk is loaded at step 2, the check will start automatically.4. When “XX CHECK” is displayed, the item corresponding to XX will be performed.
When “06 CHECK” completes, the disc loaded at step 2 will be ejected. “DISC IN” will be displayed. Load the check disc (MD) TDYS-1.5. When the disc is loaded in step 4, the check will automatically be resumed from “07 CHECK”.6. After completing to test item 12, check OK or NG will be displayed. If all items are OK, “CHECK ALL OK” will be displayed. If any item
is NG, it will be displayed as “NG:xxxx”.
When “CHECK ALL OK” is displayed, it means that the optical pick-up is normal. Check the operations of the other spindle motor, threadmotor, etc.When displayed as “NG:xxxx”, it means that the optical pick-up is faulty. In this case, replace the optical pick-up.
4-10. INFORMATIONDisplay the software version.
Procedure1. If displayed as “INFORMATION”, press the YES button.2. The software version will be displayed.3. Press the MENU/NO button to end this mode.
4-11. WHEN MEMORY NG IS DISPLAYEDIf the nonvolatile memory data is abnormal, “E001”/”MEMORY NG” will be displayed so that the MD deck does not continue operations.In this case, set the test mode promptly and perform the following procedure.
Procedure1. Set the test mode. (Refer to 4-2.)2. Normally a message for selecting the test mode will be displayed. However if the nonvolatile memory is abnormal, the following will be
displayed. “INIT EEP?”3. Press the x button and A EJECT button together.4. Rotate the l AMS L knob and select MDM-7A.5. Press the l AMS L knob. If the nonvolatile memory is successfully overwritten, the normal test mode will be set and a message
to select the test mode will be displayed.
Note: When this setting is doing, readjustment is necessary. (Adjustment it same as IC195 exchanged)
25
MDS-JE770SECTION 5
ELECTRICAL ADJUSTMENTS
5-1. PARTS REPLACEMENT AND ADJUSTMENTIf malfunctions caused by Optical pick-up such as sound skipping are suspected, follow the following check.
Check before replacement
Other faults are suspected.Check the threading mechanism, etc.
Start
NG
NG
NG
OK
OK
OK
Laser Power Check5-6-2.
(See page 28)
5-6-3.
(See page 28)
5-6-4.
(See page 29)
Iop Compare
Auto Check Replace Optical pick-up or MDM-7A
Note : 260B: KMS-260B260E: KMS-260E
26
MDS-JE770
5-6-4. Auto Check(See page 29)
Start
YES
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
Replace IC195
Replace OP or IO195
Replace IC101, IC195, or D101
5-11. Iop NV SAVE (See page 32)
Replace OP, IC190, or IC195
Replace OP, IC102, IC190, or IC195
Replace OP, IC101, IC151, or IC195
Replace OP
Replace the spindle motor
End adjustments
After turning off and then on the power, initialize the EEPROMFor details, refer to 4-11. WHEN MEMORY NG IS DISPLAYED (See page 24)
• AbbreviationOP: Optical pick-up
5-7. INITIAL SETTING OF ADJUSTMENT VALUE (See page 31)
5-9. TEMPERATURE COMPENSATION OFFSET ADJUSTMENT (See page 31)
5-10. LASER POWER ADJUSTMENT (See page 31)
5-12. TRAVERSE ADJUSTMENT (See page 32)5-13. FOCUS BIAS ADJUSTMENT (See page 33)5-16. AUTO GAIN CONTROL OUTPUT LEVEL
ADJUSTMENT (See page 34)
OP change in Err Display modeIop write
Spdl change in Err Display mode
Adjustment flow
27
MDS-JE770
5-7. Initial setting of adjustment values
5-8. Recording of Iop information
5-9. TEMP ADJUST
5-10. Laser power adjustment
5-11. Iop NV Save
5-12. Traverse adjustment
5-13. Focus bias adjustment
5-16. Auto gain adjustment
5-6-4. AUTO CHECK
5-2. PRECAUTIONS FOR CHECKING LASER DIODEEMISSION
To check the emission of the laser diode during adjustments, neverview directly from the top as this may lose your eye-sight.
5-3. PRECAUTIONS FOR USE OF OPTICAL PICK-UP (KMS-260B/260E)
As the laser diode in the optical pick-up is easily damaged by staticelectricity, solder the laser tap of the flexible board when using it.Before disconnecting the connector, desolder first. Before connect-ing the connector, be careful not to remove the solder. Also takeadequate measures to prevent damage by static electricity. Handlethe flexible board with care as it breaks easily.
Optical pick-up flexible board
5-4. PRECAUTIONS FOR ADJUSTMENTS1) When replacing the following parts, perform the adjustments
and checks with in the order shown in the following table.2) Set the test mode when performing adjustments.
After completing the adjustments, exit the test mode.Perform the adjustments and checks in “group S” of the test mode.
3) Perform the adjustments to be needed in the order shown.4) Use the following tools and measuring devices.
• Check Disc (MD) TDYS-1 (Parts No. 4-963-646-01)• Test Disk (MDW-74/GA-1) (Parts No. 4-229-747-01)• Laser power meter LPM-8001 (Parts No. J-2501-046-A)or
MD Laser power meter 8010S (Parts No. J-2501-145-A)• Oscilloscope (Measure after performing CAL of prove.)• Digital voltmeter• Thermometer• Jig for checking BD board waveform
(Parts No. : J-2501-196-A)
OpticalPick-up
IC101 IC102 IC151 IC190 IC195 D101
pick-up flexible board
laser tap
5) When observing several signals on the oscilloscope, etc.,make sure that VC and ground do not connect inside the oscillo-scope.(VC and ground will become short-circuited.)
6) Using the above jig enables the waveform to be checked with-out the need to solder.(Refer to Servicing Note on page 6.)
7) As the disc used will affect the adjustment results, make surethat no dusts nor fingerprints are attached to it.
Parts to be replaced
Adjustment
28
MDS-JE770
5. Press the MENU/NO button and display “LDPWR CHECK”and stop the laser emission.(The MENU/NO button is effective at all times to stop the laseremission.)
Note 1: After step 4, each time the YES button is pressed, thedisplay will be switched between “LD 0.7 mW $ ”,“LD 6.2 mW $ ”, and “LD Wp $ ”. Nothingneeds to be performed here.
5-5. USING THE CONTINUOUSLY RECORDED DISC* This disc is used in focus bias adjustment and error rate check.
The following describes how to create a continuous recordingdisc.
1. Insert a disc (blank disc) commercially available.2. Rotate the l AMS L knob and display “CREC1
MODE”(C35).3. Press the YES button again to display “CREC1 MID”.
Display “CREC (0300)” and start to recording.4. Complete recording within 5 minutes.5. Press the MENU/NO button and stop recording .6. Press the AEJECT button and remove the disc.
The above has been how to create a continuous recorded data forthe focus bias adjustment and error rate check.Note :• Be careful not to apply vibration during continuous recording.
5-6. CHECKS PRIOR TO REPAIRSThese checks are performed before replacing parts according to“approximate specifications” to determine the faulty locations. Fordetails, refer to “Checks Prior to Parts Replacement and Adjust-ments” (See page 9).
5-6-1. Temperature Compensation Offset CheckWhen performing adjustments, set the internal temperature and roomtemperature to 22 to 28ºC.Checks cannot be performed properly if performed after some timefrom power ON due to the rise in the temperature of the IC anddiode, etc. So, perform the checks again after waiting some time.
Checking Procedure:1. Rotate the l AMS L knob to display “TEMP CHECK”.
(C12)2. Press the YES button.3. “T=@@(##) [OK]” should be displayed. If “T=@@ (##) [NG]”
is displayed, it means that the results are bad.(@@ indicates the current value set, and ## indicates the valuewritten in the non-volatile memory.)
5-6-2. Laser Power CheckBefore checking, check the Iop value of the optical pick-up.(Refer to 5-8. Recording and Displaying Iop Information.)
Connection :
KMS260B20101H0576
Iop = 57.6 mA in this caseIop (mA) = Digital voltmeter reading (mV)/1 (Ω)
Checking Procedure:1. Set the laser power meter on the objective lens of the optical
pick-up. (When it cannot be set properly, press the m buttonor M button to move the optical pick-up.)Connect the digital volt meter to CN105 pin 1 (I+3V) andCN105 pin 2 (IOP).
2. Then, rotate the l AMS L knob and display “LDPWRCHECK”.
3. Press the YES button once and display “LD 0.9 mW $ ”.Check that the reading of the laser power meter become thespecified value.
4. Press the YES button once more and display “ LD 7.0 mW $”. Check that the reading the laser power meter and digital
volt meter satisfy the specified value.
Specified Value :Laser power meter reading : LD 0.9mW : 0.85-0.91mW (260B)
0.90-0.96mW (260E) LD 7.0mW : 6.80-7.20mW (260B)
7.00-7.50mW (260E)Digital voltmeter reading : Optical pick-up displayed value ± 10%
(Optical pick-up label)
(For details of the method for checkingthis value, refer to “5-8. Recording andDisplaying Iop Information”.)
Laser powermeter
Optical pick-upobjective lens
Digital volt meter
BD boardCN105 pin 1 (I+3V)CN105 pin 2 (IOP)
R
5-6-3. Iop CompareThe current Iop value at laser power 7 mw output and reference Iopvalue (set at shipment) written in the nonvolatile memory arecompared, and the rate of increase/decrease will be displayed inpercentage.
Note: Perform this function with the optical pick-up set at roomtemperature.
Procedure1. Rotate the l AMS L knob to display “Iop
Compare”(C27).2. Press the YES button and start measurements.3. When measurements complete, the display changes to
“±xx%yy”.xx is the percentage of increase/decrease, and OK or NG isdisplayed at yy to indicate whether the percentage of increase/decrease is within the allowable range.
4. Press the MENU/NO button to end.
29
MDS-JE770
7. Press the YES button and display “EFB = MO-W”.8. Observe the waveform of the oscilloscope, and check that the
specified value is satisfied. Do not rotate the l AMS Lknob.(Write power traverse checking)
(Traverse Waveform)
11. Press the YES button display “EF MO CHECK”(C14)The disc stops rotating automatically.
12. Press the A EJECT button and remove the disc.13. Load the check disc (MD) TDYS-1.14. Roteto the l AMS L knob and display “EF CD CHECK”
(C15).15. Press the YES button and display “EFB = CD”. Servo is
imposed automatically.
9. Press the YES button display “EFB = MO-P”.Then, the optical pick-up moves to the pit area automaticallyand servo is imposed.
10. Observe the waveform of the oscilloscope, and check that thespecified value is satisfied. Do not rotate the l AMS Lknob.
(Traverse Waveform)
Checking Procedure:1. Connect an oscilloscope to CN105 pin 4 (TE) and CN105 pin6 (VC) of the BD board.
2. Load a test disc (MDW-74/GA-1). (Refer to Note 1.)3. Press the M button and move the optical pick-up outside the
pit.4. Rotate the l AMS L knob and display “EF MO CHECK”.5. Press the YES button and display “EFB = MO-R”.
(Laser power READ power/Focus servo ON/tracking servo OFF/spindle (S) servo ON)
V : 0.5 V/divH : 10 ms/divInput : DC mode
Oscilloscope
BD boardCN105 pin 4 (TE)CN105 pin 6 (VC)
VC
A
B
Specified value : Below 10% offset value
Offset value (%) = X 100 IA – BI2 (A + B)
VC
A
B
Specified value : Below 10% offset value
Offset value (%) = X 100 IA – BI2 (A + B)
5-6-4. Auto CheckThis test mode performs CREC and CPLAY automatically formainly checking the characteristics of the optical pick-up. Toperform this test mode, the laser power must first be checked.Perform Auto Check after the laser power check and Iop compare.
Procedure1. Press the YES button. If “LDPWR minicheck” is displayed, it
means that the laser power check has not been performed. Inthis case, perform the laser power check and Iop compare, andthen repeat from step 1.
2. If a disc is in the mechanical deck, it will be ejected forcibly.“DISC IN” will be displayed in this case. Load a test disc (MDW-74/GA-1) which can be recorded.
3. If a disk is loaded at step 2, the check will start automatically.4. When “XX CHECK” is displayed, the item corresponding to
XX will be performed.When “06 CHECK” completes, the disc loaded at step 2 will beejected. “DISC IN” will be displayed. Load the check disc (MD)TDYS-1.
5. When the disc is loaded, the check will automatically be resumedfrom “07 CHECK”.
6. After completing to test item 12, check OK or NG will bedisplayed. If all items are OK, “CHECK ALL OK” will bedisplayed. If any item is NG, it will be displayed as “NG:xxxx”.
When “CHECK ALL OK” is displayed, it means that the opticalpick-up is normal. Check the operations of the other spindle motor,thread motor, etc.When displayed as “NG:xxxx”, it means that the optical pick-up isfaulty. In this case, replace the optical pick-up.
5-6-5. Other ChecksAll the following checks are performed by the Auto Check mode.They therefore need not be performed in normal operation.
1. Load a continuously recorded test disc (MDW-74/GA-1).(Refer to “5-5. Using the Continuously Recorded Disc”.)
5-6-6. Traverse CheckConnection :
VC
A
B
Specified value : Below 10% offset value
Offset value (%) = X 100 IA – BI2 (A + B)
6. Observe the waveform of the oscilloscope, and check that thespecified value is satisfied. Do not rotate the AMS knob.(Read power traverse checking)
(Traverse Waveform)
30
MDS-JE770
5-6-8. C PLAY Check
MO Error Rate CheckChecking Procedure :1. Load a continuously recorded test disc (MDW-74/GA-1).
(Refer to “5-5. Using the Continuously Recorded Disc”.)2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34).3. Press the YES button and display “CPLAY1 MID”.4. The display changes to “C = AD = ”.5. If the C error rate is below 20, check that ADER is 00.6. Press the MENU/NO button, stop playback, press the A EJECT
button, and test disc.
CD Error Rate CheckChecking Procedure :1. Load a check disc (MD) TDYS-1.2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34).3. Press the YES button twice and display “CPLAY1 MID”.4. The display changes to “C1 = AD = ”.5. Check that the C1 error rate is below 20.6. Press the MENU/NO button, stop playback, press the A EJECT
button, and the test disc.
5-6-9. Self-Recording/playback CheckPrepare a continuous recording disc using the unit to be repairedand check the error rate.
Checking Procedure :1. Insert a recordable test disc (MDW-74/GA-1) into the unit.2. Rotate the l AMS L knob to display “CREC1 MODE”
(C34).3. Press the YES button to display the “CREC1 MID”.4. When recording starts, “ REC ” is displayed, this becomes
“CREC 1 (@@@@)” (@@@@ is the address), and recordingstarts.
5. About 1 minute later, press the MENU/NO button to stopcontinuous recording.
6. Rotate the l AMS L knob to display “C PLAY1 MODE”(C34).
7. Press the YES button to display “C PLAY1 MID”.8. “C = AD = ” will be displayed.9. Check that the C error becomes below 20 and the AD error
below 2.10. Press the MENU/NO button to stop playback, and press the A
EJECT button and remove the disc.
5-6-7. Focus Bias CheckChange the focus bias and check the focus tolerance amount.Checking Procedure :1. Load a continuously recorded test disc (MDW-74/GA-1).
(Refer to “5-5. Using the Continuously Recorded Disc”.)2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34).3. Press the YES button and display “CPLAY1 MID”.4. Press the MENU/NO button when “C = AD = ” is
displayed.5. Rotate the l AMS L knob and display “FBIAS CHECK”
(C16).6. Press the YES button and display “ / c = ”.
The first four digits indicate the C error rate, the two digits after[/] indicate ADER, and the 2 digits after [c =] indicate the focusbias value.Check that the C error is below 20 and ADER is below 2.
7. Press the YES button and display “ / b = ”.Check that the C error is below 100 and ADER is below 2.
8. Press the YES button and display “ / a = ”.Check that the C error is below 100 and ADER is below 2.
9. Press the MENU/NO button, next press the A EJECT button,and remove the test disc.
330 kΩ
Oscilloscope
10pF
BD boardCN105 pin 4 (TE)CN105 pin 6 (VC)
16. Observe the waveform of the oscilloscope, and check that thespecified value is satisfied. Do not rotate the l AMS Lknob.
(Traverse Waveform)
17. Press the YES button and display “EF CD CHECK”.18. Press the A EJECT button and remove the check disc (MD)
TDYS-1.
Note 1 : MO reading data will be erased during if a recorded disc isused in this adjustment.
Note 2 : If the traverse waveform is not clear, connect the oscillo-scope as shown in the following figure so that it can beseen more clearly.
VC
A
B
Specified value : Below 10% offset value
Offset value (%) = X 100 IA – BI2 (A + B)
31
MDS-JE770
5-7. INITIAL SETTING OF ADJUSTMENT VALUE
Note:Mode which sets the adjustment results recorded in the non-vola-tile memory to the initial setting value. However the results of thetemperature compensation offset adjustment will not change to theinitial setting value.If initial setting is performed, perform all adjustments again ex-cluding the temperature compensation offset adjustment.For details of the initial setting, refer to “5-4. Precautions on Ad-justments” and execute the initial setting before the adjustment asrequired.
Setting Procedure :1. Rotate the l AMS L knob to display “ADJCLEAR”
(C28).2. Press the YES button. “Complete!” will be displayed momen-
tarily and initial setting will be executed, after which “ADJCLEAR”(C28) will be displayed.
5-8. RECORDING AND DISPLAYING THE IopINFORMATION
The IOP data can be recorded in the non-volatile memory. The Iopvalue on the label of the optical pick-up and the Iop value after theadjustment will be recorded. Recording these data eliminates theneed to read the label on the optical pick-up.
Recording Procedure :1. While pressing the l AMS L knob and x button, con-
nect the power plug to the outlet, and release the l AMSL knob and x button.
2. Rotate the l AMS L knob to display “[Service]”, andpress the YES button.
3. Rotate the l AMS L knob to display “Iop.Write”(C05),and press the YES button.
4. The display becomes Ref=@@@.@ (@ is an arbitrary number)and the numbers which can be changed will blink.
5. Input the Iop value written on the optical pick-up.To select the number : Rotate the l AMS L knob.To select the digit : Press the l AMS L knob
6. When the YES button is pressed, the display becomes“Measu=@@@.@” (@ is an arbitrary number).
7. As the adjustment results are recorded for the 6 value. Leave itas it is and press the YES button.
8. “Complete!” will be displayed momentarily. The value will berecorded in the non-volatile memory and the display will be-come “Iop Write”(C05).
Display Procedure :1. Rotate the l AMS L knob to display “Iop.Read”(C26)
and press the YES button.2. “@@.@/##.#” is displayed and the recorded contents are
displayed.@@.@ indicates the Iop value labeled on the pick-up.##.# indicates the Iop value after adjustment
3. To end, press the l AMS L button or MENU/NObutton to display “Iop Read”(C26).
5-9. TEMPERATURE COMPENSATION OFFSETADJUTMENT
Save the temperature data at that time in the non-volatile memoryas 25 ˚C reference data.Note :1. Usually, do not perform this adjustment.2. Perform this adjustment in an ambient temperature of 22 ˚C to
28 C. Perform it immediately after the power is turned on whenthe internal temperature of the unit is the same as the ambienttemperature of 22 ˚C to 28 ˚C.
3. When D101 has been replaced, perform this adjustment afterthe temperature of this part has become the ambient tempera-ture.
Adjusting Procedure :1. Rotate the l AMS L knob and display “TEMP ADJUS”
(C03).2. Press the YES button and select the “TEMP ADJUS”(C03)
mode.3. “TEMP = [OK]” and the current temperature data will be
displayed.4. To save the data, press the YES button.
When not saving the data, press the MENU/NO button.5. When the YES button is pressed, “TEMP = SAVE” will be
displayed and turned back to “TEMP ADJUS”(C03) display then.When the MENU/NO button is pressed, “TEMP ADJUS” (C03)will be displayed immediatelly.
Specified Value :The “TEMP = ” should be within “E0 - EF”, “F0 - FF”, “00 -0F”, “10 - 1F” and “20 - 2F”.
5-10. LASER POWER ADJUSTMENTCheck the Iop value of the optical pick-up before adjustments.(Refer to 5-8. Recording and Displaying Iop Information.)
Connection :Adjusting Procedure :1. Set the laser power meter on the objective lens of the optical
pick-up. (When it cannot be set properly, press the m buttonor M button to move the optical pick-up.)Connect the digital volt meter to CN105 pin 1 (I+3V) andCN105 pin 2 (IOP).
2. Rotate the l AMS L knob and display “LDPWRADJUST”(C04).(Laser power : For adjustment)
3. Press the YES button once and display “LD 0.9 mW $ ”.4. Rotate the l AMS L knob so that the reading of the laser
power meter becomes the specified value. Press the YESbutton after setting the range knob of the laser power meter, andsave the adjustment results. (“LD SAVE $ ” will be displayedfor a moment.)
5. Then “LD 7.0 mW $ ” will be displayed.6. Rotate the l AMS L knob so that the reading of the
laser power meter becomes the specified value, press theYES button and save it.
Note : Do not perform the emission with 7.0 mW more than 15seconds continuously.
Laser powermeter
Optical pick-upobjective lens
Digital volt meter
BD boardCN105 pin 1 (I+3V)CN105 pin 2 (IOP)
32
MDS-JE770
7. Then, rotate the l AMS L knob and display “LDPWRCHECK”(C13).
8. Press the YES button once and display “LD 0.9 mW $ ”.Check that the reading of the laser power meter become the speci-fied value.
9. Press the YES button once more and display “LD 7.0 mW $”. Check that the reading the laser power meter and digital
volt meter satisfy the specified value.Note down the digital voltmeter reading value.
Specified Value :Laser power meter reading : LD 0.9mW : 0.85-0.91mW (260B)
0.90-0.96mW (260E) LD 7.0mW : 6.90-7.10mW (260B)
7.20-7.30mW (260E)Digital voltmeter reading : Optical pick-up displayed value ± 10%
(Optical pick-up label)
10. Press the MENU/NO button and display “LDPWR CHECK”(C13) and stop the laser emission.(The MENU/NO button is effective at all times to stop thelaser emission.)
11. Rotate the l AMS L knob to display “Iop.Write”(C05).12. Press the YES button. When the display becomes Ref = @@@
.@ (@ is an arbitrary number), press the YES button to display“Measu=@@@.@” (@ is an arbitrary number).
13. The numbers which can be changed will blink. Input the Iopvalue noted down at step 9.To select the number : Rotate the l AMS L knob.To select the digit : Press the l AMS L knob
14. When the YES button is pressed, “Complete!” will be displayedmomentarily. The value will be recorded in the non-volatilememory and the display will become “Iop Write”(C05).
Note 1: After step 4, each time the YES button is pressed, thedisplay will be switched between “LD 0.7 mW $ ”, “LD6.2 mW $ ”, and “LD Wp $ ”. Nothing needsto be performed here.
5-12. TRAVERSE ADJUSTMENTConnection :
Adjusting Procedure :1. Connect an oscilloscope to CN105 pin 4 (TE) and CN105 pin6 (VC) of the BD board.
2. Load a test disc (MDW-74/GA-1). (Refer to Note 1.)3. Press the M button and move the optical pick-up outside the
pit.4. Rotate the l AMS L knob and display “EF MO
ADJUS”(C07).5. Press the YES button and display “EFB = MO-R”.
(Laser power READ power/Focus servo ON/tracking servo OFF/spindle (S) servo ON)
6. Rotate the l AMS L knob so that the waveform of theoscilloscope becomes the specified value.(When the l AMS L knob is rotated, the of “EFB=
” changes and the waveform changes.) In this adjustment,waveform varies at intervals of approx. 2%. Adjust the wave-form so that the specified value is satisfied as much as possible.(Read power traverse adjustment)
(Traverse Waveform)
7. Press the YES button and save the result of adjustment to thenon-volatile memory (“EFB = SAVE” will be displayed for amoment. Then “EFB = MO-W” will be displayed).
8. Rotate the l AMS L knob so that the waveform of theoscilloscope becomes the specified value.(When the l AMS L knob is rotated, the of “EFB- MO-W” changes and the waveform changes.) In this adjustment,waveform varies at intervals of approx. 2%. Adjust the wave-form so that the specified value is satisfied as much as possible.(Write power traverse adjustment)
(Traverse Waveform)
9. Press the YES button, and save the adjustment results in thenon-volatile memory. (“EFB = SAVE” will be displayed fora moment.)
10. “EFB = MO-P”. will be displayed.The optical pick-up moves to the pit area automatically andservo is imposed.
V : 0.5 V/divH : 10 ms/divInput : DC mode
Oscilloscope
BD boardCN105 pin 4 (TE)CN105 pin 6 (VC)
VC
A
B
Specification A = B
VC
A
B
Specification A = B
5-11. Iop NV SAVEWrite the reference values in the nonvolatile memory to perform“Iop compare”. As this involves rewriting the reference values, donot perform this procedure except when adjusting the laser powerduring replacement of the OP and when replacing the IC102.Otherwise the OP check may deteriorate.
Note: Perform this function with the optical pick-up set at roomtemperature.
Procedure1. Rotate the l AMS L knob to display “Iop NV Save”
(C06).2. Press the YES button and display “Iop [stop]”.3. After the display changes to “Iop =xxsave?”, press the YES
button.4. After “Complete!” is displayed momentarily, the display changes
to “Iop 7.0 mW”.5. After the display changes to “Iop=yysave?”, press the YES
button.6. When “Complete!” is displayed, it means that Iop NV saving
has been completed.
KMS260B20101H0576
Iop = 57.6 mA in this caseIop (mA) = Digital voltmeter reading (mV)/1 (Ω)
(For details of the method for checkingthis value, refer to “5-8. Recording andDisplaying IOP Information”.)
R
33
MDS-JE770
11. Rotate the l AMS L knob until the waveform of theoscilloscope moves closer to the specified value.In this adjustment, waveform varies at intervals of approx. 2%.Adjust the waveform so that the specified value is satisfied asmuch as possible.
(Traverse Waveform)
12. Press the YES button, and save the adjustment results in thenon-volatile memory. (“EFB = SAVE” will be displayed fora moment.)Next “EF MO ADJUS” (C07) is displayed. The disc stops ro-tating automatically.
13. Press the A EJECT button and remove the disc.14. Load the check disc (MD) TDYS-1.15. Roteto l AMS L knob and display “EF CD ADJUS”
(C08).16. Press the YES button and display “EFB = CD”. Servo is
imposed automatically.17. Rotate the l AMS L knob so that the waveform of the
oscilloscope moves closer to the specified value.In this adjustment, waveform varies at intervals of approx. 2%.Adjust the waveform so that the specified value is satisfied asmuch as possible.
(Traverse Waveform)
18. Press the YES button, display “EFB = SAVE” for a mo-ment and save the adjustment results in the non-volatile memory.Next “EF CD ADJUS”(C08) will be displayed.
19. Press the A EJECT button and remove the check disc (MD)TDYS-1.
Note 1 : MO reading data will be erased during if a recorded disc isused in this adjustment.
Note 2 : If the traverse waveform is not clear, connect the oscillo-scope as shown in the following figure so that it can beseen more clearly.
5-13. FOCUS BIAS ADJUSTMENTAdjusting Procedure :1. Load a test disk (MDW-74/GA-1).2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34).3. Press the YES button and display “CPLAY1 MID”.4. Press the MENU/NO button when “C = AD = ” is
displayed.5. Rotate the l AMS L knob and display “FBIAS
ADJUS”(C09).6. Press the YES button and display “ / a = ”.
The first four digits indicate the C error rate, the two digits after[/] indicate ADER, and the 2 digits after [a =] indicate the focusbias value.
7. Rotate the l AMS L knob in the clockwise direction andfind the focus bias value at which the C error rate becomes 220(Refer to Note 2).
8. Press the YES button and display “ / b = ”.9. Rotate the l AMS L knob in the counterclockwise di-
rection and find the focus bias value at which the C error ratebecomes 220.
10. Press the YES button and display “ / c = ”.11. Check that the C error rate is below 20 and ADER is 00. Then
press the YES button.12. If the “( ” in “ - - ( ” is above 20, press the YES
button.If below 20, press the MENU/NO button and repeat theadjustment from step 2.
13. Press the A EJECT button to remove the test disc.
Note 1 : The relation between the C error and focus bias is asshown in the following figure. Find points a and b in thefollowing figure using the above adjustment. The focalpoint position C is automatically calculated from points aand b.
Note 2 : As the C error rate changes, perform the adjustment usingthe average vale.
VC
A
B
Specification A = B
VC
A
B
Specification A = B
330 kΩ
Oscilloscope
10pF
BD boardCN105 pin 4 (TE)CN105 pin 6 (VC)
C error
220
b c a Focus bias value(F. BIAS)
34
MDS-JE770
5-14. ERROR RATE CHECK5-14-1. CD Error Rate Check
Checking Procedure :1. Load a check disc (MD) TDYS-1.2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34).3. Press the YES button twice and display “CPLAY1 MID”.4. The display changes to “C = AD = ”.5. Check that the C error rate is below 20.6. Press the MENU/NO button, stop playback, press the A EJECT
button, and remove the test disc.
5-14-2. MO Error Rate Check
Checking Procedure :1. Load a continuously recorded test disc (MDW-74/GA-1).
(Refer to “5-5. Using the Continuously Recorded Disc”.)2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34) .3. Press the YES button and display “CPLAY1 MID”.4. The display changes to “C = AD = ”.5. If the C error rate is below 20, check that ADER is 00.6. Press the MENU/NO button, stop playback, press the A EJECT
button, and remove the test disc.
5-15. FOCUS BIAS CHECKChange the focus bias and check the focus tolerance amount.Checking Procedure :1. Load a continuously recorded test disc (MDW-74/GA-1).
(Refer to “5-5. Using the Continuously Recorded Disc”.)2. Rotate the l AMS L knob and display “CPLAY1
MODE”(C34).3. Press the YES button twice and display “CPLAY1 MID”.4. Press the MENU/NO button when “C = AD = ” is
displayed.5. Rotate the l AMS L knob and display “FBIAS CHECK”
(C16).6. Press the YES button and display “ / c = ”.
The first four digits indicate the C error rate, the two digits after[/] indicate ADR, and the 2 digits after [c =] indicate the focusbias value.Check that the C error is below 20 and ADER is below 2.
7. Press the YES button and display “ / b = ”.Check that the C error is below 100 and ADER is below 2.
8. Press the YES button and display “ / a = ”.Check that the C error is below 100 and ADER is below 2
9. Press the MENU/NO button, next press the A EJECT button,and remove the continuously recorded disc.
Note 1 : If the C error and ADER are above other than the speci-fied value at points a (step 8. in the above) or b (step 7. inthe above), the focus bias adjustment may not have beencarried out properly. Adjust perform the beginning again.
5-16. AUTO GAIN CONTROL OUTPUT LEVELADJUSTMENT
Be sure to perform this adjustment when the Optical pick-up is re-placed.If the adjustment results becomes “Adjust NG!”, the Optical pick-up may be faulty or the servo system circuits may be abnormal.
5-16-1. CD Auto Gain Control Output Level AdjustmentAdjusting Procedure :1. Insert the check disc (MD) TDYS-1.2. Rotate the l AMS L knob to display “AG Set (CD)”
(C11).3. When the YES button is pressed, the adjustment will be
performed automatically.“Complete!!” will then be displayed momentarily when the valueis recorded in the non-volatile memory, after which the displaychanges to “AG Set (CD)”.
4. Press the A EJECT button to remove the disc.
5-16-2. MO Auto Gain Control Output Level Adjustment
Adjusting Procedure :1. Insert the reference disc (MDW-74/GA-1) for recording.2. Rotate the l AMS L knob to display “AG Set (MO)”
(C10).3. When the YES button is pressed, the adjustment will be
performed automatically.“Complete!!” will then be displayed momentarily when the valueis recorded in the non-volatile memory, after which the displaychanges to “AG Set (MO)”(C10).
4. Press the A EJECT button to remove the disc.
35
MDS-JE770
NOTE:It is useful to use the jig. for checking the waveform. (Referto Servicing Note on page 6.)
[BD BOARD] (SIDE B)
D101
IC151
23 1 27 1
1
7
IC101
CN101
CN103 CN102
IC195
IC190
CN105
IC102
*NOTE
5-17. ADJUSTING POINTS AND CONNECTING POINTS
[BD BOARD] (SIDE A)
36
MDS-JE770SECTION 6DIAGRAMS
6-1. CIRCUIT BOARDS LOCATION
KEY-SW board
KB board
HP board
DISPLAY board
BD board
MAIN board
PT board VOL-SEL board (SP model)
• AbbreviationSP : Singapore model
3737
MDS-JE770
THIS NOTE IS COMMON FOR PRINTED WIRINGBOARDS AND SCHEMATIC DIAGRAMS.(In addition to this, the necessary note is printedin each block.)
For schematic diagrams.Note:• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolyticsand tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specified.• f : internal component.• C : panel designation.
For printed wiring boards.Note:• X : parts extracted from the component side.• Y : parts extracted from the conductor side.• a : Through hole.• b : Pattern from the side which enables seeing.(The other layers' patterns are not indicated.)
• A : B+ Line.• B : B– Line.• H : adjustment for repair.• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions. no mark : STOP
( ) : PLAY< > : REC
∗ : Impossible to measure• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-tion tolerances.
• Waveforms are taken with a oscilloscope.Voltage variations may be noted due to normal produc-tion tolerances.
• Circled numbers refer to waveforms.• Signal path.
E : PBj : RECp : PB (DIGITAL OUT)l : REC (DIGITAL IN)
• AbbreviationSP : Singapore model
Caution:Pattern face side: Parts on the pattern face side seen from the(Side B) pattern face are indicated.Parts face side: Parts on the parts face side seen from the(Side A) parts face are indicated.
C
B
These are omitted.
E
Q
B
These are omitted.
C E
B
These are omitted.
C E
Note:The components identi-fied by mark 0 or dottedline with mark 0 are criti-cal for safety.Replace only with partnumber specified.
• WAVEFORMS
– MAIN Board –– BD Board –
1 IC101 ek (RF)
2 IC101 ef (FE)(Play mode)
3 IC101 wh (TE)(Play mode)
4 IC151 qh (OSCI)
5 IC151 wj (LRCK)
6 IC151 wk (XBCK)
7 IC151 o; (FS4)
8 IC171 3
1.3Vp-p
0.2Vp-p
1.6Vp-p
3.1Vp-p
22 nesc
3.2Vp-p
22.6 µsec
3.8Vp-p
354 nsec
22 nsec
5.67 µsec
1.0Vp-p
3.2Vp-p
1 IC1 qd (XOUT)
2 IC550 qs
2.7Vp-p
2.6Vp-p
100 nsec
22 nsec
– DISPLAY Board –
3.2Vp-p
0.4 µsec
1 IC760 yh (OSCO)
MDS-JE770
3838
6-2. BLOCK DIAGRAMS – BD SECTION –
F
C B
D A
E
I J
J
I
B
A
CDE
F
DETECTOR
J
I
ABCD
E
F
LDPD
LASER DIODE
ILCC
PD
OPTICAL PICK-UP(KMS-260B/260E)
AUTOMATICPOWER CONTROL
Q121, 122
APC
PD
APCR
EF
ATAMP B.P.F.
WBL
ADFM ADIN ADFG
ABCDAMP
ABCD
FE
TE
SE
F0CNT
WBL
3TEQCOMMAND
SWDT
SCLK
XLAT
RFO RF AGC& EQ
AGCI
EQ
RF
RF AMP,FOCUS/TRACKING ERROR AMP
IC101
TEMP
MOR
FO
MOR
FI
3T
WBL
AUX
PEAK
BOTM
FOCUS/TRACKING COIL DRIVE,SPINDLE/SLED MOTOR DRIVE
IC141
OUT4F
OUT4RM101
(SPINDLE)
OUT2F
OUT2R
M102(SLED)
OUT1FOUT1R
OUT3FOUT3R
FCS+
FCS–TRK+TRK–
2-AXISDEVICE
(TRA
CKIN
G)
(FOC
US)
IN4R
IN4F
IN2F
IN2R
IN1FIN1R
IN3FIN3R
MOD
SPFD
SPRD
APCR
EF
SFDR
SRDR
FFDRFRDR
TFDRTRDR
PSB
PWM
GEN
ERAT
OR
FROM CPUINTERFACE
DIGITAL SERVOSIGNAL PROCESSOR
IC151 (2/2)
RECP
AUX1
ABCD FE TE SE
PEAK
BOTM
XLRFCKRFDTRF
XLATSCLK
SWDT
FILI
PCO
CLTV
FILO
EFMO ADDT
DATAINC
NC
NC
NC
BUFFER
IC171
IC151 (1/2)TX
ASYO
ASYI
RFI
SCTXHR901
OVER WRITE HEAD
ADFG
F0CNT
SPFD
SPRD
SAMPLINGRATE
CONVERTER
DIGITALAUDIO
INTERFACE
DIN0
DOUT
DIGITAL SIGNAL PROCESSOR,EFM/ACIRC ENCODER/DECODER,
SHOCK PROOF MEMORY CONTROLLER,ATRAC ENCODER/DECODER
IC151 (1/2)
INTERNAL BUS
DADTXBCKLRCK
FS256
OSCI
OSCO
DQSY
SQSY
XINT
SENS
SRDT
SWDT
SCLK
XLAT
MNT
0M
NT1
MNT
2M
NT3
SHOC
KXB
USY
SWDT
SCLK
SWDT
SCLK
XLAT
CH
MNT
1 (S
HOCK
)M
NT2
(XBU
SY)
DIG-RST
SQSY
DQSY
LDON
WR-PWR
MOD
XINT
SENS
SRDT
LDIN
LDOU
T
IN1
IN2
OUT1
OUT2
VZ
LOADINGMOTOR DRIVE
IC440
M103(LOADING)
DQ1
– DQ
4A0
– A
9
D0 –
D3
A00
– A0
9
XOEXWE
XRASXCAS
OEWERASCAS
D-RAM
IC153
DIN1
SYSTEM CONTROLLER
IC1 (1/2)
HF MODULE
ADDT
J631
SP
AEP, UKCOAXIAL IN
DADT, BCK, LRCK
SWDT, SCLK
REFLECT
PROTECT
LD-LOW
SDA
SCL
UNREG+12V
65
LIMIT-IN
OUT-SW
S101(LIMIT IN)
PLAY-SW
• SIGNAL PATH
: PLAY (ANALOG OUT): PLAY (DIGITAL OUT): REC (ANALOG IN): REC (DIGITAL IN)
S103(OUT SW)
S104(PLAY SW)
REC-SWS105
(REC POSITION)
XBCKI
LRCKI
S102(REFLECT/PROTECT DETECT)
HIGH REFELECT RATE/WRITE PROTECT
LOW REFELECT RATE/UN-PROTECT
OVER WRITEHEAD DRIVE
IC181, Q181, 182
WAVESHAPER
IC600
OPTICALRECEIVER
IC611
OPTICALTRANSCEIVER
IC641
DIGITALIN 1
(OPTICAL)
DIGITALIN 2
(OPTICAL)
DIGITALOUT
(OPTICAL)
OPTICALRECEIVER
IC621
11
9
8
4
1
2
48 47
46 40
33
38
37
36
32
35
34
26
28
181716
20
12
3029
567
10LASER ONSWITCH
Q101
LD/PDAMP
I-VAMP
I-VAMP
FOCUSERROR AMP
TRACKINGERROR AMP
RF AMP
B.P.F.
PEAK &BOTTOM
6
8
92
91
8889
8685
8180
83 13 67 65 66 75 74 63 64
82
27
25
2123
1210
1415
1918
29
30
3
4
16
MM
M
AUTOMATICPOWER
CONTROL
DIGITAL SERVOSIGNAL
PROCESS
ANALOG MUX
A/D CONVERTER
SERIAL/PARALLELCONVERTER,
DECODER
AUTOSEQUENCER
V-ICONVERTER
HF MODULESWITCH
IC102, Q131 – 134
100
60
59
62
61
53
54
57
78
79
94 93
10
12 11 14 9 8 5 6 7 1 2 3 4
4347
16
29272826
21
20
19
23
24
22
25
17
4644
223423
15
ADIPDEMODULATOR/
DECODER
SPINDLESERVO
COMPA-RATOR
PLL
FILT
ER
SUBCODEPROCESSOR
EFM
/ACI
RCEN
CODE
R/DE
CODE
R
SHOC
K PR
OOF
MEM
ORY
CONT
ROLL
ER
ATRA
CEN
CODE
R/DE
CODE
R
CPUINTERFACE
MONITORCONTROL
18
57
5254
56
20 25 58 32 33 50 59 4831
XRST
CLOCKGENERATOR
49, 4
8, 5
0, 5
1
1, 2
, 24,
25
34 –
31,
36
– 40
, 45
5, 9
– 1
2, 1
4 –
18
C
D
B
A
67 66
3 6
5
VCC 8
+5VVCC 1
SCL 6
SDA 5
45
60
7 2
55
49
51
53
61
44
M
REFERENCEVOLTAGE SWITCH
Q440,445
+5VD+3V+3.3VREG.
IC190
EEPROM
IC195
MAIN SECTION(Page 39)
MAIN SECTION(Page 39)MAIN SECTION(Page 39)
MAIN SECTION(Page 39)
MDS-JE770
3939
– MAIN SECTION –
X55045.1584MHz
–1
–2
LED DRIVEQ726
ROTARYENCODER
FL DRIVEQ761, 762
D726STANDBY
A/D, D/A CONVERTER
IC500
SDTOADDT
DADT, BCK,LRCK SDTI
A
B
LINE AMP
IC310
MUTINGQ181, 281
MUTINGCONTROL SWITCH
Q380
REMOTE CONTROLRECEIVER
IC740
OSC
J300
RV790PHONELEVEL
D382 D381
ANALOG IN
J790PHONES
J851CONTROL
A1II
R
L
L
ADA,
LATC
HDA
P1 P4 COM
24
COM
23
MUT
E
ADA,
RESE
T
CP CS
AC IN
S990
AC(TO FL750)
TR900POWER
TRANSFORMER
UNREG +12VLOADING MOTOR
DRIVER (IC440) B+
RECTD421
UNREG +12V
Q34KEYBOARD
OFF SWITCH
+5VKB DATA
KB CLK
CLK-CTL
AUDIOCIRCUIT
UNREG –12V
RECTD411,412
BUFFERQ22,822
J780PC LINK
(KEY BOARD)
BUFFERQ21,821
RECTD466–467
RECTD471, 472
79, 80, 2,1 39 – 603 – 37
AD1 – AD4
97,95-93
KEY0 – KEY3
COM01 – COM22
-32V
SEG01 – SEG35
S01
– S3
5
S36
– S3
9
G23
G24
G01
– G2
2
FLUORESCENT INDICATOR TUBEFL750
FL/LED DRIVER
IC760
HIGH-PASS FILTER,DIGITAL
ATTENUATOR
DIGITALATTENUATOR,
SOFT MUTE
A/DCONVERTER
BLOCK
SUB-TRACKTION
D/ACONVERTER
BLOCK
AUDIOINTERFACE
CONTROLLER
CLOCKGENERATOR,
CLOCK DIVIDERCONTROLREGISTERINTERFACE
BICK
LRCK
A1 O
UT
A1 IN
DADT
BCK
LRCK
AINL
AINR
XTI
FLDT
FLCK
FLCS
JOG0
GND SW
JOG1
TIM
ER
P DO
WN
l AMS LPUSH ENTER
S713
S701 – 706, 711, 712,S714-716, 721 – 724,
S726,S731-733
A B
SWDTSCLK
CDTICCLKCS
PD
SIRC
S
OSCIC766, R766
OSCO
MIX AMP
IC360 (1/2)
MIX AMP
IC360 (2/2)
OSC
IC550
LOW-PASSFILTER
IC370 (1/2)
LOW-PASSFILTER
IC370 (2/2)
HEADPHONEAMP
IC390
D
C
SWDT, SCLK
1024FS
S746TIMER
• SIGNAL PATH
RESET
XIN
XOUT
X1510MHz
REC
OFF
PLAY
SYSTEM CONTROLLER
IC1 (2/2)
S.RS
T
13
14
12
11
151617
19
3
2
AOUTL+
AOUTL–26
25
AOUTR+
AOUTR–28
27
9
339 2440
15
13
6869
92
67
62
VD1S
P1
386172
LED DRIVEQ733
D733GROUP
LED DRIVEQ755
D775MD LP
P2
73 75
66
65
70
38 243
STB
A1-O
UT
A1-IN
81
22
21
34
IIC DATA
IIC DATA
GND
GND
IIC CLK
IIC CLK
IIC BUSY
XBUSY
EXT ON
IIC POWER
30
29
23
28
5
3 4
1 2
6
4
45
8887
1 3
1 2 84 19 12
–32VREGULATOR
IC421
–32V(FL DRIVER (IC760) B–)
+3.3VREGULATOR
IC401
RECTD431,432
RECTD401-404
TR950POWER
TRANSFORMER
RELAYDRIVEQ911
MUTING Q190,290
A1 I/OQ851D851
6
IC600(2/2)BUFFER
9
IC406RESET
RESET VCC3 5
D406
+3.3V(SYS)
+3.3V(BACKUP)
D409
D408
BT406LITHIUMBATTERY
CN406
OUT+5V VIN3 1
+3.3VREGULATOR
Q490
IC411+5V
REGULATOR
VT +3.3V(TO IC500)
R
ANALOG OUT
VOLTAGESELECTOR
110-120V 220-230V
BD SECTION(Page 38)
BD SECTION(Page 38)
BD SECTION(Page 38)
BD SECTION(Page 38)
: PLAY (ANALOG OUT): REC (ANALOG IN)
4040
MDS-JE770
MAIN BOARDCN1
(Page 45)
MAIN BOARDCN2
(Page 45)
B A
BD BOARD (SIDE B)
1 2 3
45
Ref. No. Location
D101 A-4
Q101 B-1Q131 C-1Q132 B-1Q133 B-1Q134 B-1
• SemiconductorLocation
Ref. No. Location
D181 D-3D183 D-3
IC101 A-3IC102 B-3IC141 C-1IC151 C-2IC153 C-3IC171 D-2
• SemiconductorLocation
Ref. No. Location
IC181 D-3IC190 D-1IC195 D-2
Q121 B-3Q122 B-3Q181 D-3Q182 D-3
6-3. PRINTED WIRING BOARD – BD Board – • See page 36 for Circuit Board Location. There are a few cases that the part isn’t mounted inmodel is printed on diagram.
BD BOARD (SIDE A)
OPTICAL PICK - UP
HR901OVER
WRITE HEAD
BLOCK(KMS - 260B/260E)
MDS-JE770
4141
6-4. SCHEMATIC DIAGRAM – BD SECTION (1/2) – • See page 37 for Waveforms. • See page 52 for IC Pin Functions. • See page 50 for IC Block Diagrams.
(KMS - 260B/260E)
BDBOARD
(2/2)(Page 42)
BDBOARD
(2/2)(Page 42)
BDBOARD
(2/2)(Page 42)
MDS-JE770
4242
6-5. SCHEMATIC DIAGRAM – BD SECTION (2/2) – • See page 37 for Waveforms. • See page 53 for IC Pin Functions. • See page 50 for IC Block Diagrams.
MAINBOARD(1/2)
CN2(Page 43)
MAINBOARD(1/2)
CN1(Page 43)
BDBOARD
(1/2)(Page 41)
BDBOARD
(1/2)(Page 41)
BDBOARD
(1/2)(Page 41)
MDS-JE770
4343
6-6. SCHEMATIC DIAGRAM – MAIN SECTION (1/2) – • See page 37 for Waveforms. • See page 56 for IC Pin Functions. • See page 51 for IC Block Diagrams.
C177
C277
C261
C161
C520
C490
C58
C491
C492
C501
C505
C515
C516
C517
C522
C524
C531 C532C536
C641
C601
C613
C642
C680
L349
L390
L506
L522
L523
L524
L668
R181
R281
R46
R53
R55
R87
R88
R92
R93
R94
R95
R97
R90
R91
R191
R291R381
R517
R435
R491
R492
R614
R161
R162
R163
R164
R261
R262
R263
R264
R171R172
R271
R165
R265
R113
R213
R115
R215
R176
R276
R177
R277
R178
R278
C113
C176
C213
C276
C311
C316
CN1
CN2
C165
C171
C172
C265
C271
C272
C502
C503
C519
CN3
C523R1
7
C391
C396
IC310(1/ 2)
IC310(2/ 2)
IC370(2/2)
IC370(1/2)
IC360(2/2)
IC360(1/ 2)
C652C651
C658
L551
L552
R551R552
C553
C552
C551
C556
C557
C366
R514
R513
R512
R511
C500
R516
R515
R100
R51
R44
R49
R31
R41
L555
L1µH
C555
L651
C87
C89
R272
C361
C166
R4
C12
R28
C266
R266
R166
C504
C550
C554
L641
C16 C19
R1090
C530
R190
R290
Q190
Q290
IC390(1/ 2)
IC390(2/ 2)
R380
C212
C112R112
R211R212
R111C111
C211
R624
R436
L451
C611
C612
L61110µH
10µH
IC611
C623
IC621
C622
C621
IC641
R437
R613
IC600
R623
Q380
J300
Q281
Q181
D212
CN390
IC550
R554
X550
R556
IC1
R9
R3
R23
R33
R40
R50L666
L662
L660
C657 L658
Q490
D112
C88
C100
C62
R61
X15
L450
C426
D381
D382
EP599
R631
R632 C631J631
L6530µH
0µHL657
D211
D111
IC500
470p
470p
220p
220p
22010V
10006.3V
100p
0.1
0.1
0.1
0.1
100p
100p
100p
0.1
0.1
0.1 0.10.1
0.1
0.01
0.01
4.750V
JUMPER
JUMPER
JUMPER
JUMPER
JUMPER
JUMPER
JUMPER
JUMPER
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
100k
100k
22
22150k
100
56k
330
1.2k
47k
10k
10k
10k
10k
10k
10k
10k
10k
1.5k1.5k
1.5k
22k
22k
220k
220k
47
47
680
680
100k
100k
330
330
2225V
2225V
2225V
2225V
10016V
10016V
23P
27P
0.0001
0.0047
0.001
0.0001
0.0047
0.001
0.0022
0.0022
0.001
17P
10010V
JW
10016V
10016V
NJM2114D
NJM2114D
NJM2114D
NJM2114D
NJM2114D
NJM2114D
0.10.1
0.1
JUMPER
JUMPER
1M330
4.7p
0.1
10010V
47pF
10pF
10016V
47
47
47
47
22010V
100
100
100k
10k
10k
10k
JUMPER
100k
15p
JUMPER
0.01
0.001
1.5k
10016V
0.0001
JUMPER
0.1
10k
0.0001
22k
22k
10016V
0.1
0.00
1
0.1 0.001
10k
0.1
10k
10k
2SD1915(F)-T(TA). SO
2SD1915(F)-T(TA).SO
NJM4558D
NJM4558D
100k
2225V
2225V15k
33k15k
33k470p
470p
47k
330k
JUMPER
0.1
4.750V
GP1F38R
0.01
GP1F38R
4.750V
0.1
GP1F38T
1k
470k
SN74HCU04AN
470k
UN4111-TA
4P
2SD1915(F)-T(TA).SO
2SD1915(F)-T(TA).SO
1SS119- 25
3P
SN74HCUD4AN
100
45.1584MHz
100
M30803MG-106FP
4.7k
100
10k
JUMPER
JUMPER
JUMPERJUMPER
JUMPER
JUMPER
0.1 JUMPER
2SC945TP-QP
1SS119-25
0.01
1050V
0.1
10k
10MHz
JUMPER
2250V
1SS133-72
1SS1
33T-
72EARTHPLATE
75
1k 0.1
1SS133T-72
1SS133T-72
AK4524
1
2
3
4
5
6
7
9
8
10
11
12
13
14
15
16
17
18
19
20
21
22
PROTECT
PROTECT
REFRECT
REFR
ECT
SDA
SDA
SCL
SCL
EEP-WP
EEP-WP
SHOCK
SHOC
K
XBUSY
XBUSY
SWDT
SWDT
SRDT
SRDT
OUT-SW
OUT-SW
SCLK
SCLK
XLATCH
XLATCH
PLAY-SW
PLAY
-SW
SENS
SENS
DIG-RST
DIG-
RST
REC-SW
REC-
SW
WRPWR
WRP
WR
LIMIT-IN
LIM
IT-IN
LDON
LDON
MOD
MOD
SQSY
DQSY
XINT
XINT
SQSY
DQSY
RMC
FLCK
FLDT
FLCS
JOG 1
JOG 0
TIMER
KEY 3
KEY 2
KEY 1
KEY 0
DADT
ADDT
BCK
LRCK
LATCH
SWDT
SCLK
ADA.RESET
KB.C
LK
KB.D
ATA
IIC B
USY
IIC P
OWER
IIC C
LK
IIC D
ATA
ADDT
LRCK
DADT
BCK
ADA.RESET
SCLK
SWDT
KB.C
TL
LATCHDIN1
DIN0
DOUT
DIN1
DOUT
DIN0
RMC
FLCS
FLCK
FLDT
KEY 0
JOG 0
KEY 1
JOG 1
KEY 2
KEY 3
TIMERKEY3
TIMER
RMC
JOG1
JOG0
KEY0
FLCS
KEY1
FLDT
KEY2
FLCK
PDOWN
DISP.GND
AVSS
SWDT
SRDT
SCLKVREF
KB.CLK-CTL
MUTE
ADA.RESET
ADA.LATCH
EPM
CE
PROTECT
SCL
EEP-WP
XBUSYOUT-SW
XLATCHSTB
REC
FLCS
JOG 0
JOG 1
KEY 0
KEY 1
KEY 2
KEY 3
TIMER
MODEL SEL
DESTINATION
AVCC
IOP
CLIP-TX
CLIP-RX
XBCKI
*
L:DIN1/H:CLIP
NC
*D.VOL 1
*D.VOL 0
*BEEP SW
NC
GND
SDA
PLAY
-SW
REC-
SW
WRP
WR
MOD
LIM
IT IN
LD O
N
SENS
SHOC
K
VCC
REFR
ECT
NC
LOAD
LO
LOAD
OUT
LOAD
INNCNCNCNCNC
MOD
EL 0
*
MOD
EL 1
*
MOD
EL 2
*
MOD
EL 3
*
NC*
NC*
NC*
XOUT
-T
XIN-
T
XIN
GND
XOUT
DQSY
CNVS
S
BYTE
S.RS
T
P.DO
WN
FLDT
FLCK
A1-IN
SIRC
S
KB.C
LK
KB.D
ATA
SQSY
IIC B
USY
A1 O
UT
IIC P
OWER
IIC C
LK
IIC D
ATA
VCC
XINT
LRCK
I
*BEE
P
*NC
* NC
*NC
LIMIT-IN
LD-IN
LD-OUT
PLAY-SW
REC-SW
OUT-SW
D-GND
PROTECT SW
REFRECT SW
MOD
IOP
LDON
XINT
WRPWR
DQSY
SQSY
DIG-RST
SENS
SRDT
XLATCH
SCLK
SWDT
XBUSY
SHCK
EEP-WP
SDA
SCL
M.+5V
M.+5V
M.GND
M.GND
LRCKI
MCLK
MCK.GND
BCK
DADT
LRCK
ADDT
XBCKI
DADTI
D-GND
REG.+5V
D-OUT
H.+5V
H.GND
REG.GND
REG.GND
REG.GND
DIN-0
DIN-1
DIG-
RST
VCOM
AINR
AINL
VREF
AGND
VA
TEST
XTO
XTI
XTALE
LRCK
BICK
SDTO
SDTICDTI
CCLK
CS
CIF
CLKO
VT
VD
DGND
AOUTL-
AOUTL+
AOUTR-
AOUTR+
PD
M/ S
NC
NC
NC
NMI
-32V
AC
AC
SYS+3.3V
HP(L)
HP(R)
GND
1
2
3
1
2
3
2
3
1
2
3
1
2
3
1
2
3ANALOG
OUT
R
L
ANALOGR
LIN
WAVESHAPER
MUTING
CONTROL
SWITCH
MUTING
MUTING
MUTING
MUTING
CONVERTER
AD/DA
OSC
+3.3V
REGULATOR
SYSTEM
CONTROLLER
4
2
31
8
7
5
6 8
76
5
4
3
2
1
8
12
3
4
5
67
OPTICAL
OPTICAL
TRANCIEVER
RECEIVER
OPTICAL
RECEIVER
LINEAMP
FILTERLOW-PASS
MIXAMP
HEADPHONEAMP
8
7
6
5
4
3
2
1
SP
AEP,UK
(CHASSIS)
DIGITAL
IN1
(OPTICAL)
DIGITAL
(OPTICAL)
IN2
DIGITAL
OUT
OPTICAL
SP
AEP,UK
COAXIAL IN
BOARD
BOARD
DISPLAY
CN700
BD
CN102
(Page47)
(Page42)
BOARDHP
CN790(Page47)
(2/2)BOARDMAIN
(Page44)
BOARDBD
CN103(Page42)
(2/2)BOARDMAIN
(Page44)
MDS-JE770
4444
6-7. SCHEMATIC DIAGRAM – MAIN SECTION (2/2) – • See page 51 for IC Block Diagrams.
R434
R407
C402
C412
C424
C442
R425R424
C405
C401
C411
C406
C416
C423
C425
C431C432
L831
Q821
R21 R22R821 R822
R823
R825
R826
R828
R420
R431
R912
R824
R827
R911
R421
C441
R441
R443
R442
C461
C466
R406
JW451
JW452
C404
FB410R423
Q822
D421
Q911
C932C931
C930
D411
D412
D461
D462
D466
D467
C422 C421EP940
C941
C942
IC406
IC411
CN406
BT406
IC421
CN830
IC401
D422
IC440
L834
C940
CN400
FB83
2
FB83
3
FB83
6
FB83
5
Q440
Q445
D409
D408
D406
R432
R433
D433 D431
D432
D401D402
D403 D404
FB4650µH
FB4600µH
Q21
Q34
Q35
R853R854
R851D851R855 R856
R852
C852 C855 C854
C853
C851
Q851
J851
22k
10k
0.1
0.1
0.1
0.01
220220
0.01
1000016V
1000016V
0.3350V
10006.3V
10063V
4750V
3325V
2225V
JUMPER
2SC2603TP-EF
10k 10k10k 10k
10k
10k
10k
10k
JUMPER
100
47k
4.7k
4.7k
2.2k
22k
10016V
22k
22k
15k
100035V
100035V
220
JUMPER
JUMPER
10010V
JW100k
2SC2603TP-EF
11ES2-NTA2
2SD2144S-TP-UVW
0.10.1
0.1
11ES2-NTA2B
11ES2-NTA2B
11ES2-NTA2B
11ES2-NTA2B
11ES2-NTA2B
11ES2-NTA2B
0.1 0.1EARTHPLATE
0.1
0.1
M62016L
M5F7805L
2P
ML1220
M5293L
6P
BA033T
RD4.7EB2
M54641L
JUMPER
0.1
UN4211-TA
2SA1115TP-EF
11EQS04-NTAB2
11EQS04-NTAB2
1SS133T-72
680
220
1SS119-72 1SS119-72
1SS119-72
11EQS04-NTA2B11EQS04-NTA2B
11EQS04-NTA2B 11EQS04-NTA2B
UN4211-TA
UN4211-TA
UN4211-TA
10k10
5.6k1SS133T-72JUMPER JUMPER
4.7k
0.1 0.1 0.1
0.1
0.1
2SC2603TP-EFA1 I/O
20
15
16
17
18
19
11
12
13
14
10
6
7
8
9
1
2
3
4
5
22
21
KB.DATA
KB.CLK
KB.CTL
IIC B
USY
IIC P
OWER
IIC D
ATA
IIC C
LK
GND
+5V
IIC/KB CLK
IIC/KB DATA
IIC POWER
IIC BUSY
RESET
LOADING DRIVER
1
5
11
A1
CONTROL
VOLTAGE
SWITCH
Q440,445
REFERENCE
+3.3V
REGULATOR
REGULATOR
+5V
REGULATOR
BUFFER
BUFFER
BUFFER
BUFFER
OFF SWITCH
KEYBOARD
(CHASSIS)
DRIVE
RELAY
-32V
(CHASSIS)
(1/2)BOARDMAIN
(Page43)
BOARDKB
CN2780(Page47)
BOARDPT
CN921(Page49)
MDS-JE770
4545
BD BOARDCN103
(Page 40)B
BD BOARDCN102
(Page 40)A
DISPLAYBOARDCN700 (Page 46)
C
HP BOARDCN790
(Page 46)
D
11(11)1-681-740-
MAIN BOARD
KB BOARDCN2780
(Page 46)
E
PT BOARDCN921
(Page 48)
F
(CHASSIS)
SP AEP,UK
SP
2 3 4 5 6 7 8 9 10 11 12
A
1
B
C
D
E
F
G
H
IC1
IC550
IC500
R51
R4
R40
JW121
L451
R41
C58
C62
R9
JW120
JW15
1
C426
R100
R90
R53
R88
R87
R95
JW127
L450
R61
JW129
JW14
9
BT406
JW17
5
R97
JW15
4
R17
R109
0
C16
R50
R49
R44
R55
JW15
3
R33
JW146
JW128
X15
JW15
0
JW126
R31
JW13
1
JW145
JW14
7
R46
JW13
8
CN3
C88 C89
C87
R91
R94
JW122
R93R92
JW18
4
JW18
6 R28
JW13
9
C19
JW124
C536
C532
C531
JW19
0
JW233
C530
CN1
C111 C211
R111
R211
R112
R212
R113
R213
C112 C212
C177 C277
IC31
0
C311
C316
R178
R278
R181
R281
R177
R277
Q181 Q281
JW16
1
JW20
8JW24
2
CN40
6
L522
JW17
6
JW160
JW159
JW25
2
JW25
3
JW21
1
JW228
JW17
9
JW10
1
JW109JW110JW155JW156
JW24
6
JW157
JW219
JW25
0
JW236
R3
R912
JW21
2 L390
R380
JW22
9
JW14
1
JW112
JW107
L524
JW19
7
JW218
C524
Q380
JW168
JW14
2
JW209
L506
C651
JW111
L666
R823
JW232
L658
D432
L668
L653
L660
JW174
J300
IC611IC621IC641
C492
R492
R852
R855
R853
R854
R852
R856
R491
C491
JW21
3
D433
R434
C432C431 R433
IC401IC406
D409
D408D4
06
R407
R406
C406
C405
C404
C402
R431R4
32
JW24
8
C425
D422R425
R424 R4
23
R421
R420
C424C423
C422
C421
IC421
J631COAXIAL IN
L R L RANALOG OUT ANALOG IN
JW19
8
JW19
6
JW18
5
R23
CN2
JW15
2
JW13
3JW
134
JW13
5JW
136
JW13
7
JW169JW170JW171JW172
C12
JW18
7
JW125
JW116JW117JW118JW119
JW113JW11
5
JW148
JW144
JW13
2
D381
JW18
9
Q911
3 2 1
E
JW244
C658
JW17
8
JW24
3
JW24
9
JW18
1
JW106
JW23
9
D382
R911
JW18
2
JW108
JW105
JW220JW221JW222JW223JW224JW225JW226
JW23
0
JW227
L662
JW21
6
JW158
JW24
1
JW23
7
C416
D421
C490
JW23
4
JW18
8C176 C276
R176
R276
IC37
0IC
360
C171 C271
C172
EE
C272
R172 R272
R171 R271
C361
C366
C166
C266
R166
R266
R165 R265
C165C265
R163
R164R264R263
R161
R261
R162
R262
JW25
1
C161
C412
C261
IC411
Q490
JW16
2
L523 C113 C213
R115
R215
D112
JW11
4
C100
C550
JW143
R515
JW24
7
JW217
JW19
4
C519
R517
JW18
0
IC39
0C5
15
JW14
0
C391
L349
C396JW
192
R191
JW19
5
R291
C657
JW20
1
R190
R290
L651
R516
L552
Q190
JW19
3
C516
Q290
CN3903 1
JW104
C523
C501
EP559
C500
JW103
R381
L555
JW17
7
C551
JW18
3
C552
C555
C554
C553
R556
JW20
0
R552 R551
D111
X550
JW24
0
D211
C517
C504
L657
C505
JW19
1
C522
C520
L551
IC600
JW231
IC440 C442
C441R441R442
R443Q445 Q440
JW21
5
C942
C941
C940
C932
C931
C930
D412
D467
D466
D462
D461
D411
D404 D403
D402 D401
C652
1 232 22
JW202
1
4 2
3
5
Q34
Q22
Q21
Q822
Q821
R828
R827
R826
R825
R824
D431
R822
R821
R22
R21
L834
EE
E E E
L831
CN830
JW24
5
Q851
R851
JW452
JW451
JW23
5 L641
C612
C601
C851
C855
C853
L611
C641
C623
C642
E
C621
OUT INOPTICALDIGITAL
C613
C622
C611C631
R437
R436R435 R624
R623
R614
R613
R632
AEP,UK
R631
JW130
JW16
7
D212
JW16
6
CN400
JW173
JW16
4JW
163
JW23
8
C401
C411
JW19
9
C466
C461
FB46
5
FB460
EP940
JW261
C503
C502
JW21
0
JW123
FB410
FB83
2
FB83
3
FB83
5
FB83
6
R514
R513
R512
R511
R554
C556
C557
IN
J851CONTROL
A1
14 1
1
45
8
1
45
8
1
45
81
1
100
50
51
8180
3031
E
E148
17E
45
8
15 28
1
11
E E
1 8 1 5
11 2 3
5
E
D851
3 2 1 3 2 1 3 2 1
D111 A-11D112 B-11D211 A-11D212 B-11D381 F-8
D382 E-7D401 D-2D402 D-2D403 E-2D404 E-2
D406 E-5D408 E-5D409 D-5D411 F-1D412 F-1
D421 E-3D422 D-6D431 D-1D432 D-1D433 D-5
D461 G-1D462 G-1D466 G-1D467 G-1D851 F-7
IC1 D-8IC310 E-11IC360 D-11IC370 E-11IC390 E-10
IC401 E-5IC406 E-6IC411 F-3IC421 C-5IC440 C-4
IC500 B-11IC550 B-10IC600 F-9IC611 G-9IC621 G-8
IC641 G-8
Q21 G-4Q22 G-4Q34 G-4Q181 F-10Q190 D-10
Q281 F-11Q290 D-10Q380 F-10Q440 C-4Q445 C-4
Q490 F-5Q821 G-4Q822 G-4Q851 G-7Q911 E-3
6-8. PRINTED WIRING BOARD – MAIN SECTION – • See page 36 for Circuit Board Location.
Ref. No. Location
• SemiconductorLocation
There are a few cases that the part isn’t mounted inmodel is printed on diagram.
MDS-JE770
4646
Ref. No. Location
D726 F-1D733 E-4D775 C-7
IC740 F-3IC760 A-4
Q726 E-6Q733 E-5Q761 A-7Q762 A-7Q775 B-2
6-9. PRINTED WIRING BOARD – DISPLAY SECTION – • See page 36 for Circuit Board Location. There are a few cases that the part isn’t mounted inmodel is printed on diagram.
MAINBOARDCN390
(Page 45)
D
11(11)
1-681-743-
11(11)1-681-744-
HP BOARD
KB BOARDMAINBOARDCN830
(Page 45)
E MAINBOARD
CN3(Page 45)
C
KEY–SW BOARD
11(11)
1-681-742-
11(11)
1-681-741-
DISPLAY BOARD
A
z
XH
MM
x
l L
FLUORESCENTDISPLAY
TUBE
2 3 4 5 6 7 8 9 10 11 12 13
A
1
B
C
D
E
F
REC OFF PLAYOUT GND VCC
E E
8
1
16
(CHASSIS)
MDS-JE770E51499
3
1
3 2 1
5 4
JW72
1
S711MENU/
NO
S712YES
S701REC
S702
S703S704
S716REC MODE
S715INPUT
S706 S705
D775MDLP CN700
JW704
R702
R713
JW72
4
JW732
R712
R721
JW731
S714CLEAR
R706
JW72
5
R716
R715
R703
R705
R714
C751
JW739
JW73
4
CN710
JW729
JW702
JW73
0
JW737
JW72
0
C769
JW706JW705
C767
C700
JW738
JW73
5
R704
LP750
JW728
R770
FL750
C760
JW71
9
Q761
R768
C768
JW709
JW710
JW71
3
R769
JW71
6
C761
R775
LP710
JW71
4
JW71
2
JW71
5 C771
R766
C766
C770
R763
Q762
R762
JW717
JW736
JW71
1
C762
JW707JW718
JW72
2
Q775
R761R7
67
R764
JW727
JW701
JW72
6
LP719
JW708
JW723
C753
JW703
JW733LP720
C720
IC760
R178
1L7
81
L785
R178
5
R782
L783
J780
L178
4
L178
3
R786
L784
CN2780
L1782
L1786
JW75
2
R173
3
R722
JW75
1
R741
CN720
R726
S726I/
S722PLAY MODE
S723REPEAT
S724LEVEL/
DISPLAY/CHAR
R742
D733
D726STANDBY
S746TIMER
IC740
R732
R725
R172
6
C743
R733
R747
Q726Q733
C742
JW75
0
C740
S731TIME
S732GROUP
SKIP
S733GROUP
R723 R724
LP730LP740
R791
RV790
RV790PHONELEVEL
J790PHONES
C791
CN790
L799L1790
C796
R796
S721EJECT S713
AMSPUSH ENTER
5
34
12
6
PC LINKKEY BOARD
1
2021
41 40
6061
80
7371
E
8
1
21
E
E
• SemiconductorLocation
MDS-JE770
4747
6-10. SCHEMATIC DIAGRAM – DISPLAY SECTION –
R714 R713 R712
R732
R705 R704 R703 R702
R747
R706
C791
R724 R723 R722
C768C770
C766
R770
R764R763
R761
R762
C760
R733
C743
R741
R715R716
R791
D775
R1726 R1733
C751 C753
CN790R796 C796
CN700
CN2780
C767
C771
L1782
L1784
L1786
L784
L785
R782
R786
R1781
R1785
S722S723S726
S731S732S733
S746
S701S702S703S704S705S706
S711S712S714S715S716
S721
L17900µH
C761 C762
CN720 CN710
R775
R725R726
C700
R769
R768
R767
R766
L1783
D733D726
C742
S724
IC740
Q761
Q762
L799 J790
IC760
J780
C769
FL750
R742
L783
L781
S713
Q775
Q726Q733
C720
LP730 LP740
C730
C740
RV790
4.7k 3.3k 2.2k
2.2k
10k 4.7k 3.3k 2.2k
10k
33k
470p
4.7k 3.3k 2.2k
0.0010.001
39p
100
100k100k
100
100
226.3V
3.3k
0.01
100
10k33k
10
SEL5821A-TP15
220 220
1050V
1050V
WIRE(3P)10 470p
17P
6P
0.1
0.1
JUMPER
JUMPER
JUMPER
JUMPER
JUMPER
100
100
220
220
0.001 0.001
8P 8P
220
47kJW
226.3V
100
100
100
3.3k
JUMPER
SEL5821A-TP15SEL5221S-TP15
10010V
NJL74H400A
2SC2603TP-EF
2SC2603TP-EF
JW
MSM9201-04GS-K
0.001
47
JUMPER
JUMPER
ENCODER
UN4211-TA
UN4211-TAUN4211-TA
0.1
0.1
0.1
1k/1k
G01
G02
G03
G04
G05
G06
G07
G08
G09
G10
G11
G12
G13
G14
G15
G16
G17
G18
G19
G20
G21
G22
S37
S38
S39
S01
S02
S03
S04
S05
S06
S07
S08
S09
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
S32
S33
S34
S35
S37
G03
G04
G05
G06
G07
G08
G09
G10
G11
G12
G13
G14
G15
G16
G17
G18
G19
G21
G20
S36
G22
S19
S20
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
S32
S33
S34
S35
G01
G02
S18
S17
S16
S15
S14
S13
S12
S11
S10
S09
S08
S07
S06
S05
S04
S03
S02
S01
S38
S39
S36
YES
TIMER
MENU/NOCLEAR
REPEAT
AD3
AD4
SEG0
1
SEG0
2
SEG0
3
SEG0
4
SEG0
5
SEG0
6
SEG0
7
SEG0
8
HP(L)
GND
HP(R)
G23
G24
REC
PLAY
OFF
TIME
SEG1
8
SEG1
7
SEG1
6
SEG1
5
SEG1
4
SEG1
3
SEG1
2
SEG1
1
SEG1
0
SEG0
9
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SEG34
SEG35
VDISP1
COM01
COM02
COM
03
COM
04
COM
05
COM
06
COM
07
COM
08
COM
09
COM
10
COM
11
COM
12
COM
13
COM
14
COM
15
COM
16
COM
17
COM
18
COM
19
COM
20
COM
21
COM
22
AD2
AD1
VDISP2
NC
VFL2
P4
P3
P2
P1
VDD
DA
CP
CS
RESET
OSCO
OSCI
GND
VFL1
COM24
COM23
KEY3
KEY2
RM
GND
TIMER
KEY3
KEY2
RM
GND
TIMER
GND
IIC BUSY
IIC DATA
IIC CLK
STBY.5V
TIMER
KEY3
IIC POWER
INPUTREC MODE
ALBUM LED
POWER LED POWER LED
ALBUM LED
3.3V 3.3V
P.DOWN
SYS 3.3
AC
AC
-32
DISPLAY.GND
RMC
FLCS
FLDT
KEY0
JOG0
KEY1
KEY2
JOG1
FCLK
FLUORESCENTINDICATOR
TUBE
GROUP
GROUP GROUP SKIP
LEVEL/DISPLAY/CHAR
I/
MD LP
/PUSH ENTER
AMS EJECT
PLAY MODE
REC
LED DRIVELED DRIVE
STANDBY
FL/LED
FL DRIVE
FL DRIVE
LED DRIVE
PHONES
(KEY BOARD)
PC LINK
DRIVER
REMOTE
CONTROL
RECEIVER
PHONE LEVEL
(CHASSIS)
(CHASSIS)
BOARDMAIN(1/2)
CN3(Page43)
BOARD
BOARDMAIN(2/2)
CN830
MAIN(1/2)
CN390(Page43)
(Page44)
MDS-JE770
4848
6-11. PRINTED WIRING BOARD – POWER SECTION – • See page 36 for Circuit Board Location. There are a few cases that the part isn’t mounted inmodel is printed on diagram.
MAIN BOARDCN400
(Page 45)
FAC IN
11(11)1-681-739-
PT BOARD
*
* NOT REPLACEABLE: BUILT IN TRANSFORMER
2 3 4 5 6 7 8
A
1
B
C VOL–SEL BOARD
11(11)1-681-745-
220–240V 110–120V
S990VOLTAGE SELECTOR
D
TR900
C910
RY910
LF900
C901
JW903
D910
JW90
4
C952
C924
JW901
CN900
LP900
C923
EP900
JW902
C951
CN921
11
1
TR950
CN990
SP
EXCEPT SP
1 2 3 4 5
11
13
12
11
10
9
8
76
1
CN950
2
2
2
3
3
4
4
4
5
5
MDS-JE770
4949
6-12. SCHEMATIC DIAGRAM – POWER SECTION –
(Page 44)
MAINBOARD (2/2)
CN400
MDS-JE770
5050
6-13. IC BLOCK DIAGRAMS
IC101 CXA2523AR (BD BOARD)
IC151 CXD2662R (BD BOARD)
IC141 BH6519FS-E2 (BD BOARD)
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
GND VG
IN4R
IN4F
VM4
OUT4
F
PGND
4
OUT4
R
VM34
OUT3
R
PGND
3
OUT3
F
VM3
IN3F
IN3R PS
B
CAPA
–
CAPA
+
IN2R
IN2F
VM2
OUT2
F
PGND
2
OUT2
R
VM12
OUT1
R
PGND
1
OUT1
F
VM1
IN1F
IN1R
V DD
CHARGEPUMP.
OSC
INTERFACE AMP
INTERFACE AMP
AMP INTERFACE
PREDRIVEPREDRIVE
PREDRIVEPREDRIVE
AMP
INTERFACEAMPAMPAMP
VDD
PSB
AMP
–1
–2
+–IVR BB
+–IVR AA
+–IVR CC
+–IVR DD
+–IVR
+–
EE EE'
EFB TESW
PTGR
48
MOR
FO
47
MOR
FI
46
RFO
45
OPN
44
OPO
43
ADDC
42
COM
PP
41
COM
PO
40
AGCI
39
RF A
GC
38
RF
37
PEAK
36 BOTM
35 ABCD
34 FE
33 AUX
32 ADFG
31 ADAGC
30 ADIN
29 ADFM
28 SE
27 CSLED
26 TE
25 WBLADJ
24
VCC
23
3TAD
J
22
EQAD
J
21
VREF
20
F0CN
T
19
XSTB
Y
18
XLAT
17
SCLK
16
SWDT
15
TEM
PR
14
TEM
PI
13
GND
12APCREF
11APC
10PD
9F
8E
7D
6C
5B
4A
3VC
VI CONV
BGR
VREFSCRI - PARA
DECODE
+ –
–+AUXSW
COMMAND
+–IVR
GSW
+–
FF
FBAL
FF'
TG
SEA–+–+
–1
–2
TG
TEA
WBL
3T
EQ
––++
++––
––––
DET
ADIPAGCWBL
BPF22
BPFCABCDA
FEA
WBL
ATA
–+CVB
+ –RFA1
––––
1
2
–––
12
GRVA
OFST
RFA2
GRV
HLPT
PTGR
–2
–1
–1
–2
BOTTOM
PEAK
RF AGC EQ
EQDET
P-P
WBL
3T WBLTEMP
PBH
–+
USROP
+– USRC
3T
BPF3T
PEAK3T1I
2J
RFA3
PBSW
AUXSW
IV
ESWEBAL
100 99 98 97 96 95 94 93
EFM
O
DVSS
TEST
3
TEST
2
TEST
1
TEST
0
SPFD
SPRD
92
SFDR
91
SRDR
90
FS4
89
FRDR
88
FFDR
87
DVDD
86
TFDR
85
TRDR
84
LDDR
83
APCR
EF
82
DTRF
81
CKRF
80
XLRF
79
F0CN
T
78
ADFG
77
APC
76
DCHG
75 TE
74 SE
73 AVSS
72 ADRB
71 ADRT
70 AVDD
69 ADIO
62 CLTV
61 FILO
60 FILI
59 PCO
57 RFI
58 AVSS
56 BIAS
55 AVDD
54 ASYI
53 ASYO
52 MVCI
51 D3
68 VC
67 AUX1
66 FE
65 ABCD
64 BOTM
63 PEAK
50
D2
49
D0
48
D1
47
XWE
46
XRAS
45
A09
44
XCAS
43
XOE
42
DVSS
41
A11
40
A08
39
A07
38
A06
37
A05
36
A04
35
A10
34
A00
33
A01
32
A02
31
A03
30
DVDD
28
XBCK
29
FS25
6
26
DADT
27
LRCK
24XBCKI
25ADDT
23LRCKI
22DATAI
21DOUT
20DIN1
19DIN0
18XTSL
17OSCO
16OSCI
15TX
14XINT
13RECP
12DQSY
11SQSY
10XRST
9SENS
8SRDT
7XLAT
6SCLK
5SWDT
4MNT3
3MNT2
2MNT1
1MNT0
PWMGENERATOR
AUTO
SEQU
ENCE
R
SERVODSP
CPU I/F
MONITORCONTROL
SPINDLESERVO
EACHBLOCK
EACHBLOCK
DIGITALAUDIO
I/F
SAMPLINGRATE
CONVERTER
CLOCKGENERATOR
SUBCODEPROCESSOR
EACHBLOCK
A/DCONVERTER
ANALOGMUX
EFM
/ACI
RCEN
CODE
R/DE
CODE
R
APC
PLL
SHOCK RESISTANTMEMORY CONTROLLER
ATRAC/ATRAC3ENCODER/DECODER
DRAM
ADIPDEMODULATOR/
DECODER
COMP
ADDRESS/DATA BUS A00 - A11, D0 - D3
51
MDS-JE770
IC500 AK4524 (MAIN BOARD)
IC440 M54641L (MAIN BOARD)
VCOM
AINR
AINL
2
1
3
VREF 4
TEST 7
XTI 9XTALE 10
XTO 8
SDTI 14
LRCK 11BICK 12
SDTO 13
AGND 5VA 6
A/DCONVERTER
BLOCK
D/ACONVERTER
BLOCK
CLOCKGENERATOR& DIVIDER
AUDIOINTERFACE
CONTROLLERCDTI15
CIF18
CLKO21
AOUTL+26AOUTL–25
DGND24VD23VT22
AOUTR+28AOUTR–27
PD19M/S20
CS17CCLK16
CONTROLREGISTERINTERFACE
H.P.F.D-ATT
D-ATT,S-MUTE
REG
CONTROL
INPUTAMP.
INPUTAMP.
12
3
4 56
7
8
POWER AMP.
POWER AMP.
VCC
OUT1
IN2VZGND
IN1
OUT2VCC
IC421 M5293L (MAIN BOARD)
2
5
5k
+
–
27k
OVERCURRENTLIMITTER
OVERHEATPROTECTION
REFERENCEVOLTAGE
GND
ON/OFF
VIN
REFERENCEVOLTAGE
VOUT3
4
1
52
MDS-JE770
6-14. IC PIN FUNCTION DESCRIPTION• IC101 CXA2523AR RF Amplifier (BD BOARD)
Pin No. Pin Name I/O Description
I
J
VC
A to F
PD
APC
APCREF
GND
TEMPI
TEMPR
SWDT
SCLK
XLAT
XSTBY
F0CNT
VREF
EQADJ
3TADJ
Vcc
WBLADJ
TE
CSLED
SE
ADFM
ADIN
ADAGC
ADFG
AUX
FE
ABCD
BOTM
PEAK
RF
RFAGC
AGCI
COMPO
COMPP
ADDC
OPO
OPN
RFO
MORFI
MORFO
I
I
O
I
I
O
I
—
I
O
I
I
I
I
I
O
I
I
I
I
O
—
O
O
I
—
O
O
O
O
O
O
O
—
I
O
I
—
O
I
O
I
O
I-V converted RF signal I input
I-V converted RF signal J input
Middle point voltage (+1.5V) generation output
Signal input from the optical pick-up detector
Light amount monitor input
Laser APC output
Reference voltage input for setting laser power
Ground
Temperature sensor connection
Reference voltage output for the temperature sensor
Serial data input from the CXD2662R
Serial clock input from the CXD2662R
Latch signal input from the CXD2662R “L”: Latch
Stand by signal input “L”: Stand by
Center frequency control voltage input of BPF22, BPF3T, EQ from the CXD2662R
Reference voltage output (Not used)
Center frequency setting pin for the internal circuit EQ
Center frequency setting pin for the internal circuit BPF3T
+3V power supply
Center frequency setting pin for the internal circuit BPF22
Tracking error signal output to the CXD2662R
External capacitor connection pin for the sled error signal LPF
Sled error signal output to the CXD2662R
FM signal output of ADIP
ADIP signal comparator input ADFM is connected with AC coupling
External capacitor connection pin for AGC of ADIP
ADIP duplex signal output to the CXD2662R
I3 signal/temperature signal output to the CXD2662R
Focus error signal output to the CXD2662R
Light amount signal output to the CXD2662R
RF/ABCD bottom hold signal output to the CXD2662R
RF/ABCD peak hold signal output to the CXD2662R
RF equalizer output to the CXD2662R
External capacitor connection pin for the RF AGC circuit
Input to the RF AGC circuit The RF amplifier output is input with AC coupling
User comparator output (Not used)
User comparator input (Fixed at “L”)
External capacitor pin for cutting the low band of the ADIP amplifier
User operation amplifier output (Not used)
User operation amplifier inversion input (Fixed at “L”)
RF amplifier output
Groove RF signal is input with AC coupling
Groove RF signal output
1
2
3
4 - 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
• AbbreviationAPC: Auto Power ControlAGC: Auto Gain Control
53
MDS-JE770
MNT0 (FOK)
MNT1 (SHCK)
MNT2 (XBUSY)
MNT3 (SLOC)
SWDT
SCLK
XLAT
SRDT
SENS
XRST
SQSY
DQSY
RECP
XINT
TX
OSCI
OSCO
XTSL
DIN0
DIN1
DOUT
DADTI
LRCKI
XBCKI
ADDT
DADT
LRCK
XBCK
FS256
DVDD
A03 to A00
A10
A04 to A08
A11
DVSS
XOE
XCAS
A09
XRAS
XWE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 - 34
35
36 - 40
41
42
43
44
45
46
47
• IC151 CXD2662R Digital Signal Processor, Digital Servo Signal Processor (BD BOARD)
DesriptionPin No. Pin Name I/O
O
O
O
O
I
I (S)
I (S)
O (3)
O (3)
I (S)
O
O
I
O
O
I
O
I
I
I
O
I
I
I
I
O
—
O
O
I
O
O
O
O
—
O
O
O
O
O
Not used (open)
Track jump detection signal output to the system control
In the state of executire command signal output
Not used (open)
Writing data signal input from the system control
Serial clock signal input from the system control
Serial latch signal input from the system control
Reading data signal output to the system control
Internal status (SENSE) output to the system control
Reset signal input from the system control “L”: Reset
Subcode Q sync (SCOR) output to the system control
“L” is output every 13.3 msec. Almost all, “H” is output
Digital In U-bit CD format or MD format subcode Q sync (SCOR) output to the system
control
Laser power switching input from the system control “H”: Recording, “L”: Playback
Interrupt status output to the system control
Recording data output enable input from the system control
System clock input (512Fs=22.5792 MHz)
System clock output (512Fs=22.5792 MHz) (Not used)
System clock frequency setting “L”: 45.1584 MHz, “H”: 22.5792 MHz (Fixed at “H”)
Digital audio input (Optical input)
Digital audio input (Optical input) (Not used)
Digital audio output (Optical output) (Not used)
Serial data input
LR clock input “H” : Lch, “L” : R ch
Serial data clock input
Data input from the A/D converter
Data output to the D/A converter
LR clock output for the A/D and D/A converter (44.1 kHz)
Bit clock output to the A/D and D/A converter (2.8224 MHz)
11.2896 MHz clock output (Not used)
+3V power supply (Digital)
DRAM address output
DRAM address output (Not used)
DRAM address output
DRAM address output (Not used)
Ground (Digital)
Output enable output for DRAM
CAS signal output for DRAM
Address output for DRAM
RAS signal output for DRAM
Write enable signal output for DRAM
* I (S) stands for Schmidt input, I (A) for analog input, O (3) for 3-state output, and O (A) for analog output in the column I/O
54
MDS-JE770
DescriptionPin No. Pin Name I/O
48
49
50, 51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
D1
D0
D2, D3
MVCI
ASYO
ASYI
AVDD
BIAS
RFI
AVSS
PCO
FILI
FILO
CLTV
PEAK
BOTM
ABCD
FE
AUX1
VC
ADIO
AVDD
ADRT
ADRB
AVSS
SE
TE
DCHG
TEST4
ADFG
F0CNT
XLRF
CKRF
DTRF
APCREF
TEST0
TRDR
Data input/output for DRAM
Clock input from an external VCO (Fixed at “L”)
Playback EFM duplex signal output
Playback EFM comparator slice level input
+3V power supply (Analog)
Playback EFM comparator bias current input
Playback EFM RF signal input
Ground (Analog)
Phase comparison output for the recording/playback EFM master PLL
Filter input for the recording/playback EFM master PLL
Filter output for the recording/playback EFM master PLL
Internal VCO control voltage input for the recording/playback EFM master PLL
Light amount signal peak hold input from the CXA2523AR
Light amount signal bottom hold input from the CXA2523AR
Light amount signal input from the CXA2523AR
Focus error signal input from the CXA2523AR
Auxiliary A/D input
Middle point voltage (+1.5V) input from the CXA2523AR
Monitor output of the A/D converter input signal (Not used)
+3V power supply (Analog)
A/D converter operational range upper limit voltage input (Fixed at “H”)
A/D converter operational range lower limit voltage input (Fixed at “L”)
Ground (Analog)
Sled error signal input from the CXA2523AR
Tracking error signal input from the CXA2523AR
Connected to +3V power supply
Test input (Fixed at “H”)
ADIP duplex FM signal input from the CXA2523AR (22.05 ± 1 kHz)
Filter f0 control output to the CXA2523AR
Control latch output to the CXA2523AR
Control clock output to the CXA2523AR
Control data output to the CXA2523AR
Reference PWM output for the laser APC
PWM output for the laser digital APC (Not used)
Tracking servo drive PWM output (–)
I/O
I/O
I/O
I (S)
O
I (A)
I
I (A)
I (A)
—
O (3)
I (A)
O (A)
I (A)
I (A)
I (A)
I (A)
I (A)
I (A)
I (A)
O (A)
I
I (A)
I (A)
—
I (A)
I (A)
I (A)
I
I (S)
O
O
O
O
O
O
O
• AbbreviationEFM: Eight to Fourteen ModulationPLL : Phase Locked LoopVCO: Voltage Controlled Oscillator
55
MDS-JE770
DescriptionPin No. Pin Name I/O
86
87
88
89
90
91
92
93
94
95
96 - 98
99
100
TFDR
DVDD
FFDR
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
FGIN
TEST1 to TEST3
DVSS
EFMO
O
I
O
O
O
O
O
O
O
I (S)
I
—
O
Tracking servo drive PWM output (+)
+3V power supply (Digital)
Focus servo drive PWM output (+)
Focus servo drive PWM output (–)
176.4 kHz clock signal output (X’tal) (Not used)
Sled servo drive PWM output (–)
Sled servo drive PWM output (+)
Spindle servo drive PWM output (–)
Spindle servo drive PWM output (+)
Test input (Fixed at “L”)
Ground (Digital)
EFM output when recording
• AbbreviationEFM: Eight to Fourteen Modulation
56
MDS-JE770
1 FLDT O Serial data signal output to the display driver.
2 FLCK O Serial clock signal output to the display driver. L: Active
3 A1-IN I A1 Control input.
4 SIRCS I Remote control input.
5 - 7 NC — Not used.
8 BYTE I Data bus changed input. (Connected to ground.)
9 CNVSS — Ground.
10 XIN-T I Not used . (open)
11 XOUT-T O Not used . (open)
12 S.RST I System rest input. L : reset
13 XOUT O Main clock output. (10MHz)
14 GND — Ground.
15 XIN I Main clock input. (10MHz)
16 VCC I Power supply. (+3.3V)
17 NMI I Fixed at H.
18 DQSY I Digital In U-bit format or MD format subcode Q sync (SCOR) input to CXD2662R.
19 P.DOWN I Power down detection input. L: Power down
20 SQSY I Subcode Q (SCOR) sync input from CXD2662R.
21 KB.CLK O Keyboard clock output.
22 KB.DATA I Keyboard data output.
23 IIC BUSY I IIC busy signal input.
24 A1 OUT O A1 control signal output.
25 XINIT I Interrupt status input from CXD2662R.
26 *BEEP O Not used. (open)
27 LRCKI O Not used. (open)
28 IIC POWER O IIC start-up check.
29 IIC CLK O IIC serial clock output.
30 IIC DATA I/O IIC serial data input/output.
31 SWDT O Writing data signal output to CXD2662R and AK4524.
32 SRDT I Reading data signal input from CXD2662R.
33 SCLK O Clock signal output to CXD2662R and AK4524.
34 KB.CLK-CTRL O Keyboard clock ON/OFF signal output.
35 CLIP-TX O Not used. (open)
36 CLIP-RX I Not used. (open)
37 XBCK1 O Not used. (open)
38 MUTE O Line out muting output. L: Mute
39 ADA.RESET O Reset signal output to the AK4524. L: Active
DescriptionPin NamePin No. I/O
• IC1 M30803MG-106FP SYSTEM CONTROL (MAIN BOARD)
57
MDS-JE770
40 ADA. LATCH O Chip select signal output to the AK4524. L: Active
41 EPN I Not used. (Fixed at L)
42 L : DINT1/H : CLIP — Not used. (open)
43 NC — Not used.
44 PROTECT I Recording-protection claw detection input from the protection detection switch. H: Protect
45 SCL O Clock signal output to the EEP-ROM.
46 CE I Not used. (Fixed at H)
47 EEP-WP O EEP-ROM write protect signal output. L: write possibility
48 XBUSY I Busy signal input from the CXD2662R
49 OUT-SW I Detection signal input from the loading out detection switch.
50 XLATCH O Latch signal output to CXD2662R.
51 PLAY-SW I Detection signal input from the playback position detection switch. L: PLAY
52 DIG-RST O Digital rest signal output to the CXD2662R and motor driver. L: Reset
53 REC-SW I Detection signal input from the recording position detection switch. L: REC
54 WR PWR O Laser power ON/OFF signal output. L: PLAY H: REC
55 LIMIT-IN I Detection input from the limit switch. L: Sled limit-In H: Sled limit-Out
56 MOD O Laser modulation switching signal output. (L: STOP, H : PLAY, pluse : REC)
57 LDON O Laser ON/OFF control output. H: Laser ON
58 SENS I Internal status (SENSE) input from the CXD2662R.
59 SHOCK I Track jump signal input from the CXD2662R.
60 SDA I/O Data signal input/output pin with the EEP-ROM.
61 REFLECT I Disk reflection rate detection input from the reflect detection switch. H: Disk with low reflection rate.
62 VCC I Power supply. (+3.3V)
63 NC — Not used.
64 GND — Ground.
65 LOAD LO O Loading motor voltage control output
66 LOAD OUT O Loading motor control output. H: eject
67 LOAD IN O Loading motor control output. H: loading
68 - 71 MODEL SEL 0 - 3 — Not used.
72 - 80 NC — Not used.
DescriptionPin NamePin No. I/O
58
MDS-JE770
81 STB O Strobe signal output to the power supply circuit. H: Power supply ON: L: standby
82 BEEP SW — Not used.
83 REC — Not used.
84 FLCS O Chip select signal output to the MSM9202 (IC760)
85, 86 D.VOL0,1 — Not used.
87, 88 JOG0, JOG1 I Jog dial pulse input from the rotary encoder.
89 IOP I Optical Pick-up voltage (current) detect signal input.
90 DISTINATION I Model discrimination.
91 MODEL SEL I Model discrimination.
92 TIMER I Timer select signal input
93 KEY3 I Key input pin (A/D input)
94, 95 KEY2, 1 I Key input pin (A/D input)
96 AVSS — Ground. (Analog)
97 KEY0 I Key input pin (A/D input)
98 VREF I A/D reference voltage.
99 AVCC I Power supply. (+3.3V)
100 NC I Not used. (Fixed at L)
DescriptionPin NamePin No. I/O
59
MDS-JE770
DescriptionPin NamePin No. I/O
1, 2 AD3, AD4 O Fluorescent display tube (FL760) anode electrode drive
3-37 SEG1-35 O Fluorescent display tube (FL760) segment electrode drive
38 VDISP1 I Power supply for fluorescent display tube (FL760) drive
39-62 COM1-24 O Fluorescent display tube (FL760) grid electrode drive
63 VFL1 I Power supply for fluorescent display tube (FL760) drive
64 GND — Ground
65 OSC0 I Input for CR oscillation
66 OSC1 O Output for CR oscillation
67 RESET I Reset input
68 CS I Chip select signal input from system controller (IC1)
69 CP I Shift clock signal input from system controller (IC1)
70 DA I Serial data signal input from system controller (IC1)
71 VDD I Power supply
72 P1 O LED drive signal output
73 P2 O LED drive signal output
74 P3 O LED drive signal output Not used in this set (NC)
75 P4 O LED drive signal output
76 VFL2 I Power supply for fluorescent display tube (FL760) drive
77 NC — Not used
78 VDISP2 I Power supply for fluorescent display tube (FL760) drive
79, 80 AD3, AD4 O Fluorescent display tube (FL760) anode electrode drive
• IC760 MSM9201-04GS-K FL DRIVER (DISPLAY BOARD)
60
MDS-JE770
7-1. CHASSIS SECTION
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
SECTION 7EXPLODED VIEWS
NOTE:• -XX, -X mean standardized parts, so they may
have some differences from the original one.• Items marked “*” are not stocked since they
are seldom required for routine service. Somedelay should be anticipated when ordering theseitems.
• The mechanical parts with no reference numberin the exploded views are not supplied.
• Hardware (# mark) list and accessories andpacking materials are given in the last of thisparts list.
• Color indication of Appearance PartsExample :KNOB, BALANCE (WHITE)• • • (RED)
↑ ↑Parts color Cabinet's color
• AbbreviationSP : Singapore model
The components identified by mark 0 ordotted line with mark 0 are critical for safety.Replace only with part number specified.
98
7
7
8
8
10
Mechanism section(MDM-7A)
TR900
not supplied
SP
not supplied
not supplied
not supplied
#1#1
#1
#1
#1#1#1
#1#1
#1
#1
7
4
7 65
6 11
1217
17SP
UK13
14
15 15
16
15
3
2
1Front panel section
8
18
2
1
1 X-4953-448-1 FOOT ASSY2 4-232-237-01 FOOT (DIA. 30)3 4-233-025-61 PANEL, BACK (AEP)3 4-233-025-81 PANEL, BACK (SP)3 4-236-047-11 PANEL, BACK (UK)
4 9-910-999-31 RIVET (DIA. 3), NYLON5 1-681-739-11 PT BOARD6 4-221-887-11 SCREW, +PTTWH (M3) (S) TITE7 4-228-689-01 INSULATOR8 4-228-643-11 SCREW (+BVTTWH M3), STEP
9 1-792-811-11 WIRE (FLAT TYPE) (23 CORE)10 1-757-928-11 WIRE (FLAT TYPE) (27 CORE)
* 11 3-703-244-00 BUSHING (2104), CORD012 1-777-071-41 CORD, POWER
13 A-2007-925-A MAIN BOARD, COMPLETE (AEP,UK)
13 A-2007-931-A MAIN BOARD, COMPLETE (SP)* 14 1-569-972-21 SOCKET, SHORT 2P
15 4-210-291-01 SCREW (CASE 3 TP2)...(BLACK)15 4-210-291-11 SCREW (CASE 3 TP2)...(SILVER)16 4-232-149-31 CASE (408226)...(BLACK)
16 4-232-580-31 CASE (408226)...(SILVER)017 1-569-008-21 ADAPTOR, CONVERSION (SP)017 1-770-019-11 ADAPTOR, CONVERSION PLUG 3P (UK)
18 1-681-745-11 VOL-SEL BOARD (SP)0TR900 1-437-339-11 TRANSFORMER, POWER (AEP,UK)
0TR900 1-437-340-11 TRANSFORMER, POWER (SP)
61
MDS-JE770
7-2. FRONT PANEL SECTION
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
suppliedwith RV790
59 5454
54
54
63 54
54
60
6261
64
51
52
54
57
56
54
5453
55
58
65
supplied with J790
not supplied
not supplied
FL750
51 X-4953-713-1 PANEL ASSY, FRONT...(BLACK)51 X-4953-714-1 PANEL ASSY, FRONT...(SILVER)52 3-931-378-01 KNOB (F10)...(BLACK)52 3-931-378-31 KNOB (F10)...(SILVER)53 1-681-744-11 KB BOARD
54 4-951-620-01 SCREW (2.6X8), +BVTP55 1-681-743-11 HP BOARD56 4-228-630-01 SPRING (LID), TENSION COIL57 4-228-629-81 LID (MD)...(BLACK)57 4-230-848-21 LID (MD)...(SLVER)
58 4-971-774-01 KNOB (TIMER)...(BLACK)
58 4-971-774-31 KNOB (TIMER)...(SILVER)59 1-681-742-11 KEY-SW BOARD60 A-2007-926-A DISPLAY BOARD, COMPLETE (AEP,UK)60 A-2007-932-A DISPLAY BOARD, COMPLETE (SP)
* 61 4-955-901-01 CUSHION (FL)* 62 4-996-686-01 HOLDER (FL)
63 1-757-930-11 WIRE (FLAT TYPE) (17 CORE)64 4-231-928-01 KNOB (AMS)...(BLACK)64 4-231-928-11 KNOB (AMS)...(SILVER)
65 3-354-981-11 SPRING (SUS), RINGFL750 1-517-987-11 INDICATOR TUBE, FLUORESCENT
62
MDS-JE770
7-3. MECHANISM SECTION-1(MDM-7A)
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
#2
304305
306302
301
307
305
320
302
311
319
312
310
309
314
313
315
316
318303
317
308
* 301 4-996-267-01 BASE (BU-D)302 4-231-319-01 SCREW (2X6) CZN, +B (P) TRI303 4-227-007-01 GEAR (SB)304 4-227-025-01 BELT (LOADING)305 3-372-761-01 SCREW (M1.7), TAPPING
306 4-227-002-01 GEAR, PULLEY307 4-226-999-01 LEVER (HEAD)308 X-4952-665-1 SPRING (SHT) ASSY, LEAF309 A-4672-990-F LOCK (HOLDER)310 4-229-533-01 SPRING (STOPPER), TORSION
311 4-231-118-01 SPRING (HOLDER), TENSION312 4-227-019-02 PLATE (HOLDER) ASSY, RETAINER313 4-227-013-01 SPRING (EJ), TENSION314 4-226-995-01 SLIDER (EJ)315 4-226-996-01 LIMITTER (EJ)
316 4-226-997-04 SLIDER317 4-226-998-01 LEVER (CHG)318 4-227-006-01 GEAR (SA)319 A-4735-075-A HOLDER ASSY320 4-226-994-01 GUIDE (L)
63
MDS-JE770
7-4. MECHANISM SECTION-2(MDM-7A)
The components identified bymark 0 or dotted line with mark0 are critical for safety.Replace only with part numberspecified.
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
359
358
357355
354
356
360
359 362
352
353353
351
363
352353
362
HR901
S102
M101
M103
not supplied
M102
#3
#3
352
353
361
364 367
365
368
366
351 A-4725-471-A BD BOARD, COMPLETE352 4-231-319-01 SCREW (2X6) CZN, +B (P) TRI353 3-372-761-01 SCREW (M1.7), TAPPING354 4-226-993-01 RACK355 4-227-014-01 SPRING (RACK), COMPRESSION
356 4-226-992-01 BASE, SL357 1-678-514-11 FLEXIBLE BOARD
0358 A-4672-541-A OPTICAL PICK-UP KMS-260E359 4-988-560-01 SCREW (+P 1.7X6)360 4-996-265-01 SHAFT, MAIN
361 4-226-989-01 CHASSIS
362 4-232-270-01 SCREW (1.7X3.5), +PWH363 4-226-990-01 BASE (BU-A)364 4-227-023-01 SPRING (SPINDLE), TORSION365 4-227-004-01 GEAR (LC)
366 4-227-005-01 GEAR (LD)367 4-227-009-01 GEAR (SD)368 4-227-008-01 GEAR (SC)HR901 1-500-670-11 HEAD, OVER LIGHTM101 A-4672-898-A MOTOR ASSY, SPINDLE
M102 A-4735-076-A MOTOR ASSY, SLEDM103 A-4735-074-A MOTOR ASSY, LOADINGS102 1-771-957-11 SWITCH, PUSH (2 KEY) (REFLECT/PROTECT SW)
64
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
MDS-JE770 SECTION 8ELECTRICAL PARTS LIST
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
NOTE:• Due to standardization, replacements in the
parts list may be different from the partsspecified in the diagrams or the componentsused on the set.
• -XX, -X mean standardized parts, so theymay have some difference from the originalone.
• Items marked “*” are not stocked since theyare seldom required for routine service.Some delay should be anticipated whenordering these items.
• CAPACITORS:uF: µF
• RESISTORSAll resistors are in ohms.METAL: metal-film resistorMETAL OXIDE: Metal Oxide-film resistorF: nonflammable
• COILSuH: µH
• SEMICONDUCTORSIn each case, u: µ, for example:uA...: µA... , uPA... , µPA... ,uPB... , µPB... , uPC... , µPC... ,uPD..., µPD...
• AbbreviationSP : Singapore model
When indicating parts by reference number,please include the board name.
The components identified by mark 0 ordotted line with mark 0 are critical for safety.Replace only with part number specified.
BD
A-4725-471-A BD BOARD, COMPLETE*****************
<CAPACITOR>
C101 1-135-259-11 TANTAL.CHIP 10uF 20% 6.3VC102 1-135-259-11 TANTAL.CHIP 10uF 20% 6.3VC103 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25VC104 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25VC105 1-115-416-11 CERAMIC CHIP 0.001uF 5% 25V
C106 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25VC107 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25VC108 1-162-969-11 CERAMIC CHIP 0.0068uF 10% 25VC109 1-164-677-11 CERAMIC CHIP 0.033uF 10% 16VC110 1-163-038-00 CERAMIC CHIP 0.1uF 25V
C111 1-117-720-11 CERAMIC CHIP 4.7uF 10VC112 1-110-563-11 CERAMIC CHIP 0.068uF 10% 16VC113 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50VC114 1-125-837-11 CERAMIC CHIP 1uF 10% 6.3VC115 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C116 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25VC117 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25VC118 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16VC119 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16VC120 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C121 1-164-156-11 CERAMIC CHIP 0.1uF 25VC125 1-117-720-11 CERAMIC CHIP 4.7uF 10VC128 1-164-156-11 CERAMIC CHIP 0.1uF 25VC131 1-117-720-11 CERAMIC CHIP 4.7uF 10VC132 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C133 1-164-156-11 CERAMIC CHIP 0.1uF 25VC141 1-126-206-11 ELECT CHIP 100uF 20% 6.3VC142 1-164-156-11 CERAMIC CHIP 0.1uF 25VC143 1-164-156-11 CERAMIC CHIP 0.1uF 25VC144 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C145 1-164-156-11 CERAMIC CHIP 0.1uF 25VC151 1-117-370-11 CERAMIC CHIP 10uF 10VC152 1-164-156-11 CERAMIC CHIP 0.1uF 25VC153 1-164-156-11 CERAMIC CHIP 0.1uF 25VC154 1-126-206-11 ELECT CHIP 100uF 20% 6.3V
C155 1-164-156-11 CERAMIC CHIP 0.1uF 25VC156 1-164-156-11 CERAMIC CHIP 0.1uF 25VC157 1-164-156-11 CERAMIC CHIP 0.1uF 25VC158 1-162-927-11 CERAMIC CHIP 100PF 5% 50VC159 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C160 1-162-927-11 CERAMIC CHIP 100PF 5% 50VC161 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25VC162 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25VC163 1-125-891-11 CERAMIC CHIP 0.47uF 10% 10VC164 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C165 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50VC166 1-125-891-11 CERAMIC CHIP 0.47uF 10% 10VC167 1-164-245-11 CERAMIC CHIP 0.015uF 10% 25VC169 1-164-156-11 CERAMIC CHIP 0.1uF 25VC171 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C172 1-164-156-11 CERAMIC CHIP 0.1uF 25VC180 1-117-370-11 CERAMIC CHIP 10uF 10VC181 1-126-206-11 ELECT CHIP 100uF 20% 6.3VC182 1-163-038-00 CERAMIC CHIP 0.1uF 25VC183 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C184 1-117-970-11 ELECT CHIP 22uF 20% 10VC185 1-131-872-11 CERAMIC CHIP 1000PF 10% 630VC191 1-126-206-11 ELECT CHIP 100uF 20% 6.3VC192 1-164-156-11 CERAMIC CHIP 0.1uF 25VC193 1-126-206-11 ELECT CHIP 100uF 20% 6.3V
C194 1-164-156-11 CERAMIC CHIP 0.1uF 25VC195 1-164-156-11 CERAMIC CHIP 0.1uF 25VC196 1-164-156-11 CERAMIC CHIP 0.1uF 25VC1401 1-117-720-11 CERAMIC CHIP 4.7uF 10V
<CONNECTOR>
CN101 1-766-833-21 CONNECTOR, FFC/FPC (ZIF) 21PCN102 1-784-835-21 CONNECTOR, FFC (LIF(NON-ZIF)) 27PCN103 1-784-834-21 CONNECTOR, FFC (LIF(NON-ZIF)) 23P
* CN104 1-580-055-21 PIN, CONNECTOR (SMD) 2PCN105 1-784-859-21 CONNECTOR, FFC (LIF(NON-ZIF)) 7P
<DIODE>
D101 8-719-988-61 DIODE 1SS355TE-17D181 8-719-080-81 DIODE FS1J6D183 8-719-080-81 DIODE FS1J6
<IC>
IC101 8-752-080-95 IC CXA2523ARIC102 8-759-473-51 IC TLV2361CDBVIC141 8-759-836-79 IC BH6519FS-E2IC151 8-752-404-64 IC CXD2662RIC153 8-759-671-27 IC MSM51V4400E-70TS-K
IC171 8-759-096-87 IC TC7WU04FU(TE12R)IC181 8-759-481-17 IC MC74ACT08DTR2
65
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
MDS-JE770BD
IC190 8-759-460-72 IC BA033FP-E2IC195 8-759-640-41 IC BR24C08F-E2
<JUMPER RESISTOR>
JW201 1-216-295-91 SHORT 0JW202 1-216-295-91 SHORT 0JW203 1-216-295-91 SHORT 0JW903 1-216-295-91 SHORT 0JW904 1-216-295-91 SHORT 0
<COIL>
L101 1-500-245-11 FERRITE 0uHL102 1-500-245-11 FERRITE 0uHL103 1-500-245-11 FERRITE 0uHL105 1-414-235-22 FERRITE 0uHL106 1-500-245-11 FERRITE 0uH
L121 1-500-245-11 FERRITE 0uHL122 1-500-245-11 FERRITE 0uHL131 1-500-245-11 FERRITE 0uHL141 1-216-296-91 CONDUCTOR CHIP 0L142 1-216-296-91 CONDUCTOR CHIP 0
L143 1-216-296-91 CONDUCTOR CHIP 0L144 1-216-296-91 CONDUCTOR CHIP 0L145 1-216-296-91 CONDUCTOR CHIP 0L146 1-469-855-21 FERRITE 0uHL147 1-469-855-21 FERRITE 0uH
L161 1-500-245-11 FERRITE 0uHL171 1-500-245-11 FERRITE 0uHL180 1-469-855-21 FERRITE 0uHL181 1-469-855-21 FERRITE 0uHL182 1-500-245-11 FERRITE 0uH
L183 1-216-296-11 SHORT 0L184 1-216-296-11 SHORT 0
<TRANSISTOR>
Q101 8-729-403-35 TRANSISTOR UN5113-TXQ121 8-729-403-35 TRANSISTOR UN5113-TXQ122 8-729-101-07 TRANSISTOR 2SB798-T1DKQ131 8-729-026-53 TRANSISTOR 2SA1576A-T106-QRQ132 8-729-903-10 TRANSISTOR FMW1-T-148
Q133 8-729-402-93 TRANSISTOR UN5214-TXQ134 8-729-402-93 TRANSISTOR UN5214-TXQ181 8-729-018-75 TRANSISTOR 2SJ278MYTRQ182 8-729-017-65 TRANSISTOR 2SK1764KYTR
<RESISTOR>
R101 1-216-829-11 METAL CHIP 4.7K 5% 1/16WR102 1-216-853-11 METAL CHIP 470K 5% 1/16WR103 1-216-863-11 RES-CHIP 3.3M 5% 1/16WR104 1-216-853-11 METAL CHIP 470K 5% 1/16WR105 1-216-825-11 METAL CHIP 2.2K 5% 1/16W
R106 1-216-825-11 METAL CHIP 2.2K 5% 1/16WR107 1-216-825-11 METAL CHIP 2.2K 5% 1/16WR108 1-216-833-11 METAL CHIP 10K 5% 1/16WR109 1-216-845-11 METAL CHIP 100K 5% 1/16WR110 1-216-845-11 METAL CHIP 100K 5% 1/16W
R111 1-216-833-11 METAL CHIP 10K 5% 1/16WR112 1-216-829-11 METAL CHIP 4.7K 5% 1/16WR113 1-216-833-11 METAL CHIP 10K 5% 1/16WR114 1-216-827-11 METAL CHIP 3.3K 5% 1/16WR115 1-216-833-11 METAL CHIP 10K 5% 1/16W
R116 1-216-839-11 METAL CHIP 33K 5% 1/16WR117 1-216-837-11 METAL CHIP 22K 5% 1/16WR118 1-218-855-11 METAL CHIP 2.2K 0.5% 1/16WR119 1-218-863-11 METAL CHIP 4.7K 0.5% 1/16WR120 1-218-889-11 METAL CHIP 56K 0.5% 1/16W
R121 1-218-863-11 METAL CHIP 4.7K 0.5% 1/16WR122 1-218-855-11 METAL CHIP 2.2K 0.5% 1/16WR123 1-216-819-11 METAL CHIP 680 5% 1/16WR124 1-216-809-11 METAL CHIP 100 5% 1/16WR125 1-216-815-11 METAL CHIP 330 5% 1/16W
R126 1-216-819-11 METAL CHIP 680 5% 1/16WR127 1-216-845-11 METAL CHIP 100K 5% 1/16WR128 1-219-724-11 METAL CHIP 1 1% 1/4WR129 1-216-298-00 METAL CHIP 2.2 5% 1/10WR130 1-216-829-11 METAL CHIP 4.7K 5% 1/16W
R131 1-216-833-11 METAL CHIP 10K 5% 1/16WR132 1-216-841-11 METAL CHIP 47K 5% 1/16WR133 1-216-821-11 METAL CHIP 1K 5% 1/16WR134 1-216-821-11 METAL CHIP 1K 5% 1/16WR135 1-216-821-11 METAL CHIP 1K 5% 1/16W
R136 1-216-295-91 SHORT 0R138 1-216-833-11 METAL CHIP 10K 5% 1/16WR150 1-216-833-11 METAL CHIP 10K 5% 1/16WR151 1-216-833-11 METAL CHIP 10K 5% 1/16WR154 1-216-833-11 METAL CHIP 10K 5% 1/16W
R155 1-216-864-11 METAL CHIP 0 5% 1/16WR156 1-216-864-11 METAL CHIP 0 5% 1/16WR157 1-216-809-11 METAL CHIP 100 5% 1/16WR158 1-216-809-11 METAL CHIP 100 5% 1/16WR159 1-216-833-11 METAL CHIP 10K 5% 1/16W
R160 1-216-833-11 METAL CHIP 10K 5% 1/16WR161 1-216-833-11 METAL CHIP 10K 5% 1/16WR163 1-216-809-11 METAL CHIP 100 5% 1/16WR164 1-216-809-11 METAL CHIP 100 5% 1/16WR165 1-216-809-11 METAL CHIP 100 5% 1/16W
R167 1-216-833-11 METAL CHIP 10K 5% 1/16WR168 1-216-845-11 METAL CHIP 100K 5% 1/16WR169 1-216-855-11 METAL CHIP 680K 5% 1/16WR170 1-216-827-11 METAL CHIP 3.3K 5% 1/16WR171 1-216-821-11 METAL CHIP 1K 5% 1/16W
R173 1-216-821-11 METAL CHIP 1K 5% 1/16WR174 1-216-811-11 METAL CHIP 150 5% 1/16WR175 1-216-857-11 METAL CHIP 1M 5% 1/16WR176 1-216-809-11 METAL CHIP 100 5% 1/16WR179 1-216-295-91 SHORT 0
R181 1-216-841-11 METAL CHIP 47K 5% 1/16WR182 1-216-841-11 METAL CHIP 47K 5% 1/16WR183 1-216-841-11 METAL CHIP 47K 5% 1/16WR184 1-220-942-11 METAL CHIP 3.3 1% 1/4WR185 1-220-942-11 METAL CHIP 3.3 1% 1/4W
R195 1-216-833-11 METAL CHIP 10K 5% 1/16WR196 1-216-833-11 METAL CHIP 10K 5% 1/16WR197 1-216-833-11 METAL CHIP 10K 5% 1/16WR218 1-216-864-11 METAL CHIP 0 5% 1/16W
<SWITCH>
S101 1-762-596-21 SWITCH, PUSH (1 KEY) (LIMIT IN SW)S103 1-771-956-21 SWITCH, PUSH (1 KEY) (OUT SW)S104 1-771-955-21 SWITCH, PUSH (1 KEY) (PLAY SW)S105 1-771-955-21 SWITCH, PUSH (1 KEY) (REC SW)
******************************************************
66
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
MDS-JE770DISPLAY HP KEY-SW
A-2007-926-A DISPLAY BOARD, COMPLETE (AEP,UK)A-2007-932-A DISPLAY BOARD, COMPLETE (SP)
***********************
* 4-955-901-01 CUSHION (FL)* 4-996-686-01 HOLDER (FL)
<CAPACITOR>
C700 1-126-153-11 ELECT 22uF 20% 6.3VC720 1-164-159-11 CERAMIC 0.1uF 50VC751 1-124-261-00 ELECT 10uF 20% 50VC753 1-124-261-00 ELECT 10uF 20% 50VC760 1-126-153-11 ELECT 22uF 20% 6.3V
C761 1-162-294-31 CERAMIC 0.001uF 10% 50VC762 1-162-294-31 CERAMIC 0.001uF 10% 50VC766 1-162-213-31 CERAMIC 39PF 5% 50VC767 1-164-159-11 CERAMIC 0.1uF 50VC768 1-162-294-31 CERAMIC 0.001uF 10% 50V
C769 1-162-294-31 CERAMIC 0.001uF 10% 50VC770 1-162-294-31 CERAMIC 0.001uF 10% 50VC771 1-164-159-11 CERAMIC 0.1uF 50V
<CONNECTOR>
CN700 1-779-554-21 CONNECTOR, FFC (LIF(NON-ZIF))17PCN710 1-568-669-11 CONNECTOR, BOARD TO BOARD 8P
<DIODE>
D775 8-719-046-39 LED SEL5821A-TP15 (MD LP)
<FLUORESCENT INDICATOR TUBE>
FL750 1-517-987-11 INDICATOR TUBE, FLUORESCENT
<IC>
IC760 8-759-680-17 IC MSM9201-04GS-K
<TRANSISTOR>
Q761 8-729-620-05 TRANSISTOR 2SC2603TP-EFQ762 8-729-620-05 TRANSISTOR 2SC2603TP-EFQ775 8-729-900-80 TRANSISTOR UN4211-TA
<RESISTOR>
R702 1-249-421-11 CARBON 2.2K 5% 1/4W FR703 1-247-843-11 CARBON 3.3K 5% 1/4WR704 1-249-425-11 CARBON 4.7K 5% 1/4W FR705 1-249-429-11 CARBON 10K 5% 1/4WR706 1-249-435-11 CARBON 33K 5% 1/4W
R712 1-249-421-11 CARBON 2.2K 5% 1/4W FR713 1-247-843-11 CARBON 3.3K 5% 1/4WR714 1-249-425-11 CARBON 4.7K 5% 1/4W FR715 1-249-429-11 CARBON 10K 5% 1/4WR716 1-249-435-11 CARBON 33K 5% 1/4W
R761 1-247-807-31 CARBON 100 5% 1/4WR762 1-247-807-31 CARBON 100 5% 1/4WR763 1-249-441-11 CARBON 100K 5% 1/4WR764 1-249-441-11 CARBON 100K 5% 1/4WR766 1-247-843-11 CARBON 3.3K 5% 1/4W
R767 1-247-807-31 CARBON 100 5% 1/4WR768 1-247-807-31 CARBON 100 5% 1/4WR769 1-247-807-31 CARBON 100 5% 1/4WR770 1-247-807-31 CARBON 100 5% 1/4W
R775 1-249-409-11 CARBON 220 5% 1/4W F
<SWITCH>
S701 1-762-875-21 SWITCH, KEYBOARD (REC z )S702 1-762-875-21 SWITCH, KEYBOARD ( x )S703 1-762-875-21 SWITCH, KEYBOARD ( M )S704 1-762-875-21 SWITCH, KEYBOARD ( m )S705 1-762-875-21 SWITCH, KEYBOARD ( X )
S706 1-762-875-21 SWITCH, KEYBOARD ( G )S711 1-762-875-21 SWITCH, KEYBOARD (MENU/NO)S712 1-762-875-21 SWITCH, KEYBOARD (YES)S713 1-475-235-21 ENCODER, ROTARY ( l AMS L /PUSH
ENTER)S714 1-762-875-21 SWITCH, KEYBOARD (CLEAR)
S715 1-762-875-21 SWITCH, KEYBOARD (INPUT)S716 1-762-875-21 SWITCH, KEYBOARD (REC MODE)S721 1-762-875-21 SWITCH, KEYBOARD (EJECT A )
******************************************************
1-681-743-11 HP BOARD********
<CAPACITOR>
C791 1-162-290-31 CERAMIC 470PF 10% 50VC796 1-162-290-31 CERAMIC 470PF 10% 50V
<JACK>
J790 1-770-307-11 JACK (LARGE TYPE) (PHONES)
<COIL>
L1790 1-412-473-21 INDUCTOR 0uH
<RESISTOR>
R791 1-249-393-11 CARBON 10 5% 1/4W FR796 1-249-393-11 CARBON 10 5% 1/4W F
<VARIABLE RESISTOR>RV790 1-225-590-11 RES, VAR, CARBON 1K/1K (PHONE LEVEL)
******************************************************
1-681-744-11 KB BOARD********
<JACK>
J780 1-785-945-21 CONNECTOR, DIN (PC LINK (KEY BOARD))
<RESISTOR>
R782 1-247-807-31 CARBON 100 5% 1/4WR786 1-247-807-31 CARBON 100 5% 1/4WR1781 1-249-409-11 CARBON 220 5% 1/4W FR1785 1-249-409-11 CARBON 220 5% 1/4W F
******************************************************
1-681-742-11 KEY-SW BOARD************
<CAPACITOR>
C730 1-164-159-11 CERAMIC 0.1uF 50VC740 1-164-159-11 CERAMIC 0.1uF 50VC742 1-124-584-00 ELECT 100uF 20% 10VC743 1-162-306-11 CERAMIC 0.01uF 20% 16V
KB
67
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
MDS-JE770MAIN
<CONNECTOR>
CN720 1-766-739-11 CONNECTOR, BOARD TO BOARD 8P
<DIODE>D726 8-719-046-44 LED SEL5221S-TP15 (STANDBY)D733 8-719-046-39 LED SEL5821A-TP15 (GROUP)
<IC>
IC740 8-759-826-34 IC NJL74H400A
<TRANSISTOR>
Q726 8-729-900-80 TRANSISTOR UN4211-TAQ733 8-729-900-80 TRANSISTOR UN4211-TA
<RESISTOR>
R722 1-249-421-11 CARBON 2.2K 5% 1/4W FR723 1-247-843-11 CARBON 3.3K 5% 1/4WR724 1-249-425-11 CARBON 4.7K 5% 1/4W FR725 1-249-437-11 CARBON 47K 5% 1/4WR732 1-249-421-11 CARBON 2.2K 5% 1/4W F
R733 1-247-843-11 CARBON 3.3K 5% 1/4WR741 1-247-807-31 CARBON 100 5% 1/4WR742 1-249-401-11 CARBON 47 5% 1/4W FR747 1-249-429-11 CARBON 10K 5% 1/4WR1726 1-249-409-11 CARBON 220 5% 1/4W F
R1733 1-249-409-11 CARBON 220 5% 1/4W F
<SWITCH>
S722 1-762-875-21 SWITCH, KEYBOARD (PLAY MODE)S723 1-762-875-21 SWITCH, KEYBOARD (REPEAT)S724 1-762-875-21 SWITCH, KEYBOARD (LEVEL/DISPLAY/CHAR)S726 1-762-875-21 SWITCH, KEYBOARD ( ' / 1)S731 1-762-875-21 SWITCH, KEYBOARD (TIME)
S732 1-762-875-21 SWITCH, KEYBOARD (GROUP SKIP)S733 1-762-875-21 SWITCH, KEYBOARD (GROUP)S746 1-786-174-11 SWITCH, SLIDE (TIMER REC/OFF/PLAY)
******************************************************A-2007-925-A MAIN BOARD, COMPLETE (AEP,UK)A-2007-931-A MAIN BOARD, COMPLETE (SP)
********************
7-685-646-79 SCREW +BVTP 3X8 TYPE2 TT(B)
<CAPACITOR>
C12 1-164-159-11 CERAMIC 0.1uF 50VC16 1-164-159-11 CERAMIC 0.1uF 50VC19 1-162-294-31 CERAMIC 0.001uF 10% 50VC58 1-162-282-31 CERAMIC 100PF 10% 50VC62 1-164-159-11 CERAMIC 0.1uF 50V
C87 1-162-306-11 CERAMIC 0.01uF 30% 16VC88 1-162-306-11 CERAMIC 0.01uF 30% 16VC89 1-162-294-31 CERAMIC 0.001uF 10% 50VC100 1-126-964-11 ELECT 10uF 20% 50VC111 1-136-356-11 MYLAR 470PF 5% 50V
C112 1-126-049-11 ELECT 22uF 20% 25VC113 1-126-049-11 ELECT 22uF 20% 25VC161 1-137-505-11 MYLAR 220PF 5% 50VC165 1-137-503-11 MYLAR 0.0001uF 5% 50VC166 1-137-503-11 MYLAR 0.0001uF 5% 50V
C171 1-137-368-11 MYLAR 0.0047uF 5% 50V
C172 1-130-471-00 MYLAR 0.001uF 5% 50VC176 1-126-049-11 ELECT 22uF 20% 25VC177 1-136-356-11 MYLAR 470PF 5% 50VC211 1-136-356-11 MYLAR 470PF 5% 50V
C212 1-126-049-11 ELECT 22uF 20% 25VC213 1-126-049-11 ELECT 22uF 20% 25VC261 1-137-505-11 MYLAR 220PF 5% 50VC265 1-137-503-11 MYLAR 0.0001uF 5% 50VC266 1-137-503-11 MYLAR 0.0001uF 5% 50V
C271 1-137-368-11 MYLAR 0.0047uF 5% 50VC272 1-130-471-00 MYLAR 0.001uF 5% 50VC276 1-126-049-11 ELECT 22uF 20% 25VC277 1-136-356-11 MYLAR 470PF 5% 50VC311 1-126-023-11 ELECT 100uF 20% 16V
C316 1-126-023-11 ELECT 100uF 20% 16VC361 1-126-023-11 ELECT 100uF 20% 16VC366 1-126-023-11 ELECT 100uF 20% 16VC391 1-126-933-11 ELECT 100uF 20% 16VC396 1-126-933-11 ELECT 100uF 20% 16V
C401 1-126-939-11 ELECT 10000uF 20% 16VC402 1-164-159-11 CERAMIC 0.1uF 50VC404 1-126-933-11 ELECT 100uF 20% 16VC405 1-162-306-11 CERAMIC 0.01uF 30% 16VC406 1-124-252-00 ELECT 0.33uF 20% 50V
C411 1-126-939-11 ELECT 10000uF 20% 16VC412 1-164-159-11 CERAMIC 0.1uF 50VC416 1-126-916-11 ELECT 1000uF 20% 6.3VC421 1-164-159-11 CERAMIC 0.1uF 50VC422 1-164-159-11 CERAMIC 0.1uF 50V
C423 1-128-576-11 ELECT 100uF 20% 63VC424 1-164-159-11 CERAMIC 0.1uF 50VC425 1-126-967-11 ELECT 47uF 20% 50VC426 1-126-965-11 ELECT 22uF 20% 50VC431 1-104-663-11 ELECT 33uF 20% 25V
C432 1-128-551-11 ELECT 22uF 20% 25VC441 1-126-933-11 ELECT 100uF 20% 16VC442 1-162-306-11 CERAMIC 0.01uF 30% 16VC461 1-126-040-11 ELECT 1000uF 20% 35VC466 1-126-040-11 ELECT 1000uF 20% 35V
C490 1-126-916-11 ELECT 1000uF 20% 6.3VC491 1-164-159-11 CERAMIC 0.1uF 50VC492 1-164-159-11 CERAMIC 0.1uF 50VC500 1-126-934-11 ELECT 220uF 20% 10VC501 1-164-159-11 CERAMIC 0.1uF 50V
C502 1-137-366-11 MYLAR 0.0022uF 5% 50VC503 1-137-366-11 MYLAR 0.0022uF 5% 50VC504 1-124-994-11 ELECT 100uF 20% 10VC505 1-164-159-11 CERAMIC 0.1uF 50VC515 1-162-282-31 CERAMIC 100PF 10% 50V
C516 1-162-282-31 CERAMIC 100PF 10% 50VC517 1-162-282-31 CERAMIC 100PF 10% 50VC519 1-162-294-31 CERAMIC 0.001uF 10% 50VC520 1-126-934-11 ELECT 220uF 20% 10VC522 1-164-159-11 CERAMIC 0.1uF 50V
C523 1-104-665-11 ELECT 100uF 20% 10VC524 1-164-159-11 CERAMIC 0.1uF 50VC530 1-164-159-11 CERAMIC 0.1uF 50VC531 1-164-159-11 CERAMIC 0.1uF 50VC532 1-164-159-11 CERAMIC 0.1uF 50V
C536 1-164-159-11 CERAMIC 0.1uF 50V
KEY-SW
68
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
MDS-JE770MAIN
C550 1-164-159-11 CERAMIC 0.1uF 50VC551 1-104-665-11 ELECT 100uF 20% 10VC552 1-164-159-11 CERAMIC 0.1uF 50VC553 1-162-195-31 CERAMIC 4.7PF 10% 50V
C554 1-162-294-31 CERAMIC 0.001uF 10% 50VC555 1-162-203-31 CERAMIC 15PF 5% 50VC556 1-162-215-31 CERAMIC 47PF 5% 50VC557 1-162-199-31 CERAMIC 10PF 5% 50VC601 1-162-306-11 CERAMIC 0.01uF 30% 16V
C611 1-164-159-11 CERAMIC 0.1uF 50VC612 1-126-963-11 ELECT 4.7uF 20% 50VC613 1-162-306-11 CERAMIC 0.01uF 30% 16VC621 1-164-159-11 CERAMIC 0.1uF 50V (SP)C622 1-126-963-11 ELECT 4.7uF 20% 50V (SP)
C623 1-162-306-11 CERAMIC 0.01uF 30% 16V (SP)C631 1-164-159-11 CERAMIC 0.1uF 50V
(AEP,UK)C641 1-164-159-11 CERAMIC 0.1uF 50VC642 1-126-963-11 ELECT 4.7uF 20% 50VC651 1-164-159-11 CERAMIC 0.1uF 50V
C652 1-164-159-11 CERAMIC 0.1uF 50VC657 1-164-159-11 CERAMIC 0.1uF 50VC658 1-164-159-11 CERAMIC 0.1uF 50VC851 1-164-159-11 CERAMIC 0.1uF 50VC852 1-164-159-11 CERAMIC 0.1uF 50V
C853 1-164-159-11 CERAMIC 0.1uF 50VC854 1-164-159-11 CERAMIC 0.1uF 50VC855 1-164-159-11 CERAMIC 0.1uF 50VC930 1-164-159-11 CERAMIC 0.1uF 50VC931 1-164-159-11 CERAMIC 0.1uF 50V
C932 1-164-159-11 CERAMIC 0.1uF 50VC940 1-164-159-11 CERAMIC 0.1uF 50VC941 1-164-159-11 CERAMIC 0.1uF 50VC942 1-164-159-11 CERAMIC 0.1uF 50V
<CONNECTOR>
CN1 1-784-417-11 CONNECTOR, FFC (LIF(NON-ZIF)23PCN2 1-779-295-11 CONNECTOR,FFC (LIF(NON-ZIF))27PCN3 1-815-620-11 CONNECTOR, FFC 17PCN390 1-506-468-11 PIN, CONNECTOR 3PCN400 1-691-772-11 PLUG (MICRO CONNECTOR) 10P
CN406 1-568-683-11 PIN, CONNECTOR (PC BAORD) 2PCN830 1-568-955-11 PIN, CONNECTOR 6P
<DIODE>
D111 8-719-911-19 DIODE 1SS133T-72D112 8-719-911-19 DIODE 1SS133T-72D211 8-719-911-19 DIODE 1SS133T-72D212 8-719-911-19 DIODE 1SS133T-72D381 8-719-911-19 DIODE 1SS133T-72
D382 8-719-911-19 DIODE 1SS133T-72D401 8-719-210-21 DIODE 11EQS04-NTA2BD402 8-719-210-21 DIODE 11EQS04-NTA2BD403 8-719-210-21 DIODE 11EQS04-NTA2BD404 8-719-210-21 DIODE 11EQS04-NTA2B
D406 8-719-911-19 DIODE 1SS133T-72D408 8-719-210-21 DIODE 11EQS04-NTA2BD409 8-719-210-21 DIODE 11EQS04-NTA2BD411 8-719-024-99 DIODE 11ES2-NTA2BD412 8-719-024-99 DIODE 11ES2-NTA2B
D421 8-719-024-99 DIODE 11ES2-NTA2BD422 8-719-109-81 DIODE RD4.7ES-T2B2D431 8-719-911-19 DIODE 1SS133T-72D432 8-719-911-19 DIODE 1SS133T-72D433 8-719-911-19 DIODE 1SS133T-72
D461 8-719-024-99 DIODE 11ES2-NTA2BD462 8-719-024-99 DIODE 11ES2-NTA2BD466 8-719-024-99 DIODE 11ES2-NTA2BD467 8-719-024-99 DIODE 11ES2-NTA2BD851 8-719-911-19 DIODE 1SS133T-72
<GROUND TERMINAL>
EP559 1-537-771-21 TERMINAL BOARD, GROUNDEP940 1-537-771-21 TERMINAL BOARD, GROUND
<FERRITE BEAD>
FB460 1-414-093-11 FERRITE 0UHFB465 1-414-093-11 FERRITE 0UH
<IC>
IC1 6-800-019-01 IC M30803MG-106FPIC310 8-759-712-02 IC NJM2114DIC360 8-759-712-02 IC NJM2114DIC370 8-759-712-02 IC NJM2114DIC390 8-759-634-51 IC NJM4558D
IC401 8-759-445-59 IC BA033TIC406 8-759-481-02 IC M62016LIC411 8-759-231-53 IC M5F7805LIC421 8-759-633-42 IC M5293LIC440 8-759-633-65 IC M54641L
IC500 8-759-579-68 IC AK4524IC550 8-759-917-18 IC SN74HCU04ANIC600 8-759-917-18 IC SN74HCU04ANIC611 8-749-012-70 IC GP1F38R (DIGITAL IN1)IC621 8-749-012-70 IC GP1F38R (DIGITAL IN2) (SP)
IC641 8-749-012-69 IC GP1F38T (DIGITAL OUT)
<JACK>
J300 1-784-430-11 JACK, PIN 4P (ANALOG IN/OUT)J631 1-784-432-11 JACK, PIN 1P (COAXIAL IN) (AEP,UK)J851 1-779-655-21 JACK (SMALL TYPE) (2 GANG) (CONTROL A1 II )
<COIL>
L555 1-414-142-11 INDUCTOR 1uHL611 1-410-509-11 INDUCTOR 10uHL641 1-410-509-11 INDUCTOR 10uHL653 1-412-473-21 INDUCTOR 0uHL657 1-412-473-21 INDUCTOR 0uH
<TRANSISTOR>
Q21 8-729-900-80 TRANSISTOR UN4211-TAQ22 8-729-900-80 TRANSISTOR UN4211-TAQ34 8-729-900-80 TRANSISTOR UN4211-TAQ181 8-729-044-08 TRANSISTOR 2SD1915(F)-T(TA).SOQ190 8-729-044-08 TRANSISTOR 2SD1915(F)-T(TA).SO
Q281 8-729-044-08 TRANSISTOR 2SD1915(F)-T(TA).SOQ290 8-729-044-08 TRANSISTOR 2SD1915(F)-T(TA).SOQ380 8-729-422-57 TRANSISTOR UN4111-TAQ440 8-729-900-80 TRANSISTOR UN4211-TAQ445 8-729-119-76 TRANSISTOR 2SA1115TP-EF
69
MDS-JE770MAIN
Q490 8-729-194-57 TRANSISTOR 2SC945TP-QPQ821 8-729-620-05 TRANSISTOR 2SC2603TP-EFQ822 8-729-620-05 TRANSISTOR 2SC2603TP-EFQ851 8-729-620-05 TRANSISTOR 2SC2603TP-EFQ911 8-729-922-37 TRANSISTOR 2SD2144S-TP-UVW
<RESISTOR>
R3 1-247-807-31 CARBON 100 5% 1/4WR9 1-249-425-11 CARBON 4.7K 5% 1/4W FR17 1-249-429-11 CARBON 10K 5% 1/4WR21 1-249-429-11 CARBON 10K 5% 1/4WR22 1-249-429-11 CARBON 10K 5% 1/4W
R23 1-249-429-11 CARBON 10K 5% 1/4WR28 1-249-429-11 CARBON 10K 5% 1/4WR41 1-249-441-11 CARBON 100K 5% 1/4WR44 1-249-429-11 CARBON 10K 5% 1/4WR46 1-249-429-11 CARBON 10K 5% 1/4W
R49 1-249-429-11 CARBON 10K 5% 1/4WR51 1-249-429-11 CARBON 10K 5% 1/4WR53 1-249-429-11 CARBON 10K 5% 1/4WR55 1-249-429-11 CARBON 10K 5% 1/4WR61 1-249-429-11 CARBON 10K 5% 1/4W
R87 1-249-429-11 CARBON 10K 5% 1/4WR88 1-249-429-11 CARBON 10K 5% 1/4WR90 1-249-441-11 CARBON 100K 5% 1/4W
(AEP,UK)R91 1-249-441-11 CARBON 100K 5% 1/4WR92 1-249-429-11 CARBON 10K 5% 1/4W
R93 1-249-429-11 CARBON 10K 5% 1/4WR94 1-249-429-11 CARBON 10K 5% 1/4WR95 1-249-429-11 CARBON 10K 5% 1/4WR97 1-249-429-11 CARBON 10K 5% 1/4WR100 1-249-441-11 CARBON 100K 5% 1/4W
R111 1-249-588-91 CARBON 33K 5% 1/4WR112 1-249-951-11 CARBON 15K 5% 1/4WR113 1-247-887-00 CARBON 220K 5% 1/4WR115 1-249-520-11 CARBON 47 5% 1/4WR161 1-215-445-00 METAL 10K 1% 1/4W
R162 1-215-445-00 METAL 10K 1% 1/4WR163 1-215-445-00 METAL 10K 1% 1/4WR164 1-215-445-00 METAL 10K 1% 1/4WR165 1-215-453-00 METAL 22K 1% 1/4WR166 1-215-453-00 METAL 22K 1% 1/4W
R171 1-215-425-00 METAL 1.5K 1% 1/4WR172 1-215-425-00 METAL 1.5K 1% 1/4WR176 1-249-919-11 CARBON 680 5% 1/4WR177 1-249-469-11 CARBON 100K 5% 1/4WR178 1-247-706-11 CARBON 330 5% 1/4W F
R181 1-249-429-11 CARBON 10K 5% 1/4WR190 1-249-429-11 CARBON 10K 5% 1/4WR191 1-249-397-11 CARBON 22 5% 1/4W FR211 1-249-588-91 CARBON 33K 5% 1/4WR212 1-249-951-11 CARBON 15K 5% 1/4W
R213 1-247-887-00 CARBON 220K 5% 1/4WR215 1-249-520-11 CARBON 47 5% 1/4WR261 1-215-445-00 METAL 10K 1% 1/4WR262 1-215-445-00 METAL 10K 1% 1/4WR263 1-215-445-00 METAL 10K 1% 1/4W
R264 1-215-445-00 METAL 10K 1% 1/4WR265 1-215-453-00 METAL 22K 1% 1/4WR266 1-215-453-00 METAL 22K 1% 1/4W
R271 1-215-425-00 METAL 1.5K 1% 1/4WR272 1-215-425-00 METAL 1.5K 1% 1/4W
R276 1-249-919-11 CARBON 680 5% 1/4WR277 1-249-469-11 CARBON 100K 5% 1/4WR278 1-247-706-11 CARBON 330 5% 1/4W FR281 1-249-429-11 CARBON 10K 5% 1/4WR290 1-249-429-11 CARBON 10K 5% 1/4W
R291 1-249-397-11 CARBON 22 5% 1/4W FR380 1-249-441-11 CARBON 100K 5% 1/4WR381 1-247-883-00 CARBON 150K 5% 1/4WR406 1-249-409-11 CARBON 220 5% 1/4W FR407 1-249-429-11 CARBON 10K 5% 1/4W
R421 1-249-433-11 CARBON 22K 5% 1/4WR423 1-249-441-11 CARBON 100K 5% 1/4WR424 1-249-409-11 CARBON 220 5% 1/4W FR425 1-249-409-11 CARBON 220 5% 1/4W FR431 1-247-807-31 CARBON 100 5% 1/4W
R432 1-249-415-11 CARBON 680 5% 1/4W FR433 1-249-409-11 CARBON 220 5% 1/4W FR434 1-249-433-11 CARBON 22K 5% 1/4WR435 1-249-438-11 CARBON 56K 5% 1/4WR436 1-247-891-00 CARBON 330K 5% 1/4W
R437 1-249-417-11 CARBON 1K 5% 1/4W FR441 1-249-433-11 CARBON 22K 5% 1/4WR442 1-249-431-11 CARBON 15K 5% 1/4WR443 1-249-433-11 CARBON 22K 5% 1/4WR491 1-249-411-11 CARBON 330 5% 1/4W
R492 1-249-418-11 CARBON 1.2K 5% 1/4W FR511 1-249-401-11 CARBON 47 5% 1/4W FR512 1-249-401-11 CARBON 47 5% 1/4W FR513 1-249-401-11 CARBON 47 5% 1/4W FR514 1-249-401-11 CARBON 47 5% 1/4W F
R515 1-247-807-31 CARBON 100 5% 1/4WR516 1-247-807-31 CARBON 100 5% 1/4WR517 1-247-807-31 CARBON 100 5% 1/4WR551 1-247-903-00 CARBON 1M 5% 1/4WR552 1-249-411-11 CARBON 330 5% 1/4W
R554 1-247-807-31 CARBON 100 5% 1/4WR556 1-247-807-31 CARBON 100 5% 1/4WR613 1-247-895-00 CARBON 470K 5% 1/4WR614 1-249-437-11 CARBON 47K 5% 1/4WR623 1-247-895-00 CARBON 470K 5% 1/4W
R624 1-249-437-11 CARBON 47K 5% 1/4WR631 1-247-804-11 CARBON 75 5% 1/4W
(AEP,UK)R632 1-249-417-11 CARBON 1K 5% 1/4W F
(AEP,UK)R821 1-249-429-11 CARBON 10K 5% 1/4WR822 1-249-429-11 CARBON 10K 5% 1/4W
R823 1-249-429-11 CARBON 10K 5% 1/4WR824 1-249-425-11 CARBON 4.7K 5% 1/4W FR825 1-249-429-11 CARBON 10K 5% 1/4WR826 1-249-429-11 CARBON 10K 5% 1/4WR827 1-249-425-11 CARBON 4.7K 5% 1/4W F
R828 1-249-429-11 CARBON 10K 5% 1/4WR851 1-249-426-11 CARBON 5.6K 5% 1/4WR852 1-249-425-11 CARBON 4.7K 5% 1/4W FR853 1-249-429-11 CARBON 10K 5% 1/4WR854 1-249-393-11 CARBON 10 5% 1/4W F
R911 1-249-421-11 CARBON 2.2K 5% 1/4W F
70
Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks
MDS-JE770
R912 1-249-437-11 CARBON 47K 5% 1/4WR1090 1-249-429-11 CARBON 10K 5% 1/4W
(SP)
<VIBRATOR>
X15 1-795-004-21 VIBRATOR, CERAMIC (10MHz)X550 1-781-998-11 VIBRATOR, CRYSTAL (45.1584MHz)
******************************************************
1-681-739-11 PT BOARD********
<CAPACITOR>
0C910 1-113-920-11 CERAMIC 0.0022uF 20% 250VC923 1-164-159-11 CERAMIC 0.1uF 50VC924 1-164-159-11 CERAMIC 0.1uF 50VC951 1-164-159-11 CERAMIC 0.1uF 50VC952 1-164-159-11 CERAMIC 0.1uF 50V
<CONNECTOR>
* CN900 1-580-230-11 PIN, CONNECTOR (PC BOARD) 2P (AC IN)
<DIODE>
D910 8-719-911-19 DIODE 1SS133T-72
<LINE FILTER>
0LF900 1-419-625-11 COIL, LINE FILTER
<RELAY>
0RY910 1-755-356-11 RELAY
<TRANSFORMER>
0TR900 1-437-339-11 TRANSFORMER, POWER (AEP,UK)0TR900 1-437-340-11 TRANSFORMER, POWER (SP)0TR950 1-437-337-11 TRANSFORMER, POWER (SP)0TR950 1-437-336-11 TRANSFORMER, POWER (AEP,UK)******************************************************
1-681-745-11 VOL-SEL BOARD (SP)*************
<CONNECTOR>
* CN990 1-573-565-11 PIN, CONNECTOR 5P (SP)
<SWITCH>
0S990 1-771-474-11 SWITCH, POWER (VOLTAGE SELECTOR) (SP)******************************************************
MISCELLANEOUS*************
9 1-792-811-11 WIRE (FLAT TYPE) (23 CORE)10 1-757-928-11 WIRE (FLAT TYPE) (27 CORE)
012 1-777-071-41 CORD, POWER* 14 1-569-972-21 SOCKET, SHORT 2P017 1-569-008-21 ADAPTOR, CONVERSION (SP)
017 1-770-019-11 ADAPTOR, CONVERSION PLUG 3P (UK)63 1-757-930-11 WIRE (FLAT TYPE) (17 CORE)357 1-678-514-11 FLEXIBLE BOARD
0358 A-4672-541-A OPTICAL PICK-UP KMS-260EFL750 1-517-987-11 INDICATOR TUBE, FLUORESCENTM101 A-4672-898-A MOTOR ASSY, SPINDLE
M102 A-4735-076-A MOTOR ASSY, SLEDM103 A-4735-074-A MOTOR ASSY, LOADINGS102 1-771-957-11 SWITCH, PUSH (2 KEY) (REFLECT/PROTECT SW)
0TR900 1-437-339-11 TRANSFORMER, POWER (AEP,UK)0TR900 1-437-340-11 TRANSFORMER, POWER (SP)******************************************************
ACCESSORIES & PACKING MATERIALS****************************
1-476-723-11 REMOTE COMMANDER (RM-D10J)1-574-264-11 CORD, LIGHT PLUG (OPTICAL)1-791-732-11 CORD, CONNECTION (AUDIO)4-233-926-11 MANUAL, INSTRUCTION (ENGLISH)4-233-926-21 MANUAL, INSTRUCTION (FRENCH) (AEP,SP)
4-233-926-31 MANUAL, INSTRUCTION (SPANISH) (AEP)4-233-926-41 MANUAL, INSTRUCTION
(GERMAN,DUTCH,SWEDISH) (AEP)4-233-926-51 MANUAL, INSTRUCTION (ITALIAN,POLISH)
(AEP)4-233-926-61 MANUAL, INSTRUCTION
(TRADITIONAL CHINESE) (SP)4-228-696-01 COVER, BATTERY (FOR RM-D10J)
******************************************************
*************HARDWARE LIST*************
#1 7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S#2 7-685-850-04 SCREW +BVTT 2X3 (S)#3 7-685-204-19 SCREW +KTP 2X6 TYPE2 NON-SLIT
The components identified bymark 0 or dotted line with mark0 are critical for safety.Replace only with part numberspecified.
MAIN PT VOL-SEL
71
MDS-JE770
MEMO
MDS-JE770
REVISION HISTORY
Clicking the version allows you to jump to the revised page.Also, clicking the version at the upper right on the revised page allows you to jump to the next revisedpage.
Ver. Date Description of Revision
1.0 2001.05 New