aiwa ht-dv50 dvd home cinema system sm
DESCRIPTION
Aiwa HT-DV50 DVD Home Cinema System SmAiwa HT-DV50 DVD Repair manualTRANSCRIPT
SERVICE MANUAL
DATA
DVD SYSTEM
HT-DV50 EZ
S/M Code No. 09-012-439-7R1REVISION
• This Service Manual is the “Revision Publishing” and replaces “Simple Manual”AV-HD50 (EZ), (S/M Code No. 09-00C-439-7T1).
BASIC DVD/CD MECHANISM : DV32BF
HT-DV50 RC-AAR05RC-AVL01
SYSTEM
XD-DV50
REMOTECONTROLLER
STEREORECEIVER
SPEAKERSYSTEM
AV-HD50
DVDPLAYER
SX-AVW50SX-CR677
www. xiaoyu163. com
QQ376315150 992894298
TEL 13942296513 992894298051513673QQ
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SCHEMATIC DIAGRAM – 1 (MAIN)
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SCHEMATIC DIAGRAM – 2 (FRONT)
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SCHEMATIC DIAGRAM – 3 (FUNC)
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– 23 –
SCHEMATIC DIAGRAM – 4 (TUNER)
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http://www.xiaoyu163.com
IC301 RF AMPLA9702W
IC201 DSP&SERVOLC78660
IC202 DRAMLC324265AT
IC102SERVO MPULC87F72CB
IC602SYSCON
HD6412350
IC608 DRAMW24512AT
IC606 Flash ROMM27C8
IC700 (MPEG Decoder)L64021D
IC800 VIDEO ENCODERMC44724A
IC701/702 DRAMMB81F161622B
CD Laser out(A,B,C,E,F)
DVD Laser out(A,B,C,D)
DPD
DVD RF(A+B+C+D)
RF AMP
DVD APC
CD APC
DVD EQ
CD EQ DEF
BCA
PH
BH
LPF
BPF
Frame sync ProtectCombine Frame sync
EFM Detector
SubCode I/F
CIRC Dec
CD-ROM Dec
AudioOut
DRAM I/F
DVD Dec AV Dec I/F
A/D
Servo
D/A
RF I/F
SLC
EFMPLL
JV
CLK GENSYS PLL
CPU I/F
CLV/CAV
DEFECTI
ADBCA
ADPH
ADBH
ADTE
ADWO
ADFE
ADRREC
EFM
OFSETBCATHBOOT3T
RF
VC
AT
BA
L
FBA
LS
GC
A buss
D bussOthers
3
6
-
7
11
-
2
13,14
15,16
18-24
40,41
46
45
44
42
30
32
29
28
XQ
BH
53DEFECTOTracking Hold
154
XHTR
5
-
14
206205201
16,18
56 57 58
32
3130
2936373839
SLDOSPDO
TDOFDO
42
177-191
192-197
159-176
106107
9593
C CDQ DQ
DVD CK out
113
49
127128
129131
111112114115
118-125
61-68
69-81
505154
59 60
55
33 3435
57
IC203 D-FFHD74LV74
12
13
15
10
11
20
SLEDDRIVER
8
9
23
6
7
33
34
35
IC401 DRIVERLA6556
57,58
35-42
59 60 31 30
D0-
D7
A0-
A7
DE
CR
ES
BR
ES
B
ZR
DZW
RH
CS
B
2829
FBUSYBBUSYB
WAITBHIRQB
16,17,23,33
EX16M
IC100TC74HC14AF
25
FGO
SLDO
SPDO
TDO
FDO
26
WRQ
ROMXA
ROMCKLRSY
DOUT
DREQDACKDBGNDERR
EMITTER
22
LIMIT SW
DMUTE
200,202
5655TOPEN
CURRENT
LPF
70 72 68 76 61 5180 5963 FECONT
DE
FIN
HB
EQ
SC
TD
PD
TE
BC
D3T
RF
SC
TP
PT
EB
LDO
N1
LDO
N2
92-99
7,32,54
43-50
100
76
24
8
2
1
1286296
6460
TXD1
SCK1
RDY HIF
RXD1
HRST
PreParserFIFO
AudioChannelBuffer
Dolby DigitalDecoder
MPEGDecoder
Liner PCMDecoder
MUX
MUX
S/P DIFInterface
DACInterface
MUX
MUX
ClockGEN
VidioChannelBuffer
Symbol-PanelPost Paser
DataFIFO
MPEGVCLTable
MPEGDecoder
PLL(x3)
BCKLRCK
CD_DATA
SD
T0-
7
DC
LK
AVDACK
12-19
3026
2428
21
102
DREQ
DACK
DBGN
DERR
SDT0-7
DCLK
SP_DIF
1019899
111
107
106,105
LRCLOCK
94-96
218,16
BCLOCK
17
1
24
73,74,76-78,82-84
7069
39-46
5049
PD0-7
HS
VS
384FS
56
29
5
MCK27
IC703 D/A CPCM1723
MUX
SYNCGEN
RGBMatrix
Out
putS
elec
tor
Modu-lator
D/A
C
7
14
11
30
35
SC
CLK
D0-
15
A0-
8
DA
TA
AD
DR
ES
S
6 7 8 9
ML
MC
MD
RE
SE
T
31 47
RE
SE
T
VM
UTE
Lch
Rch
75 76 77 78 79 119126
ML
MC
MD
RE
SE
T
AM
UT
E
SD
A
SC
L
VM
UT
E
8073
/SYSRESET
/WDTOVF
86
85
IC600 EEP ROMHN58X2416
6 5
IC605TC7508F
6-9,11-18,20-27,29 40-43,45-52,54-57
2-11,34-43
15-22,24-31
1-4,7,11-20,31
21-23,25-29
34-39,43-45 47-54
UA1-20
UA0-20 AD0-15
UA0-16
AD8-15AD0-15
UA0-8 AD8-15
RESET
M
M
SLEDMOTOR
SPINDLEMOTOR
TRK_R
TRK_D
FCS_R
FCS_D
CD MECHA
59 61 63 71
TXD
0R
XD
0
SC
K0
RE
SE
TFR
CN300
CN402
AUDIO L
AUDIO R
V COMPSIT
C
Y
IC9516dB AMP
SPINDLE
SENSOR
88
74
RE
MO
CO
N
U001
U002
2726
25
23
22
19
16
14
9
8
7
6
4
3
2
33
32
31
FOCUS
TRACKING
ACTUATOR
LASER DIODE
PICK UP
D
B
C
E
C
F
BA
30
DVD_RF
DVD_A
DVD_B
DVD_C
DVD_D
DVD_LD
DVD_MD
CD_MDCD_CCD_E
CD_A
CD_LD
CD_B
CD_F
F+
F-T+
T-
A
LASER DIODE
7
4
2
1
5
6
72
CS
FR
CN60112 9 11 4 10 3
LCD
DA
TA
KE
YD
AT
ALC
DC
LKR
ES
ET
FRLC
DC
ER
EM
OC
ON
LSW
2
6
71
IC706RL AMP
15 1
7
2
6
6
7
1
IC707Q SURROUNDMM1454XFBE
IC708AUDIO AMP
RchLch
PD0-7
HS
VS
MCK27
44
3
2
13 1
IC9526dB AMP
C
58
1 4
1
OPTICAL OUT
Y
V COMPSIT
38 3 1
IC604RESET
MICON VCC
X60020MHz
SUBRXD
SUBSCK
SUBTXD
RESET
HD INT
RDY HIF
X20016.3944MHz
X70027MHz
DC
SPINDLEDRIVER
FOCUSDRIVER
TRACKINGDRIVER
RchLch
BLOCK DIAGRAM
TO FRONT C.B
ASDATA
– 45 –
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http://www.xiaoyu163.com
SCHEMATIC DIAGRAM - 1 (MAIN C.B -1/5)
T9524BLH-023
T9514BLH-023
T954
4BLH-023
T9554BLH-023
4BLH-023
AU ONLY
AU ONLY
AU ONLY
AU ONLY
D ONLY
D ONLY
D ONLY
D ONLY
D ONLY
D ONLY
-48-
SCHEMATIC DIAGRAM - 1 (MAIN C.B -1/6)
MAIN C.B 1/6 (POWER SECTION)
TO MAIN C.B 4/5(SYSCON SECTION)
TO MAIN C.B 5/5(AV DECODER SECTION)
TO MAIN C.B 5/5(AV DECODER SECTION)
TO MAIN C.B 2/5(SERVO, DSP SECTION)
TO MAIN C.B 3/5(RF AMP SECTION)
TO MAIN C.B 2/5
TO MAIN C.B 2/5(SERVO, DSP SECTION)
TO MAIN C.B 2/5(SERVO, DSP SECTION)
FROM MAIN C.B 4/5(SYSCON SECTION)
TO MAIN C.B 4/5(SYSCON SECTION)
TO ALL OF MAIN C.B
MICON VCC 1A
A 5V-1 2A
RF VCC 4A
D 5V-3 5A
D 5V-2 6A
D 5V-5 10A
REG.+3.3V 11A
D 3V 12A
D 8V VCC 13A
POWER ON 14A
V DET 15A
GND 16A
(SERVO, DSP SECTION)
TO MAIN C.B 5/5(AV DECODER SECTION)
D ONLY
D ONLY
AU ONLY
T953
TO SYSCON
SECTION (MAIN 5/5)
TO AV DECODER SECTION
(MAIN 5/5)
GND
VCC6dB
6dB
6dB
I/F
demux
DAC DACDAC
Sync Gen.
LPFLPFLPF
Cb Cr
Mod.
H,V
+
+
BAIS
TP802
TP801
TP800
TP808
TP807
TP803
TP906TP907
TP908TP909
TP900TP901
TP902TP903
TP904TP905
TP912TP911TP910
TP002
TP001 TP004 TP008 TP017
TP010
TP015
TP019
TP021
TP023
TP025
TP014 TP027
TP006
TP029
MAIN C.B 1/5 (POWER, VIDEO SECTION)
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http://www.xiaoyu163.com
http://www.xiaoyu163.com
SCHEMATIC DIAGRAM - 2 (MAIN C.B -2/5)
NC GND
VCC
,
-49-
, ,
,
,,
,
,
MAIN C.B 2/5 (SERVO, DSP SECTION)
, ,
,
TO RF AMP SECTION
TO POWER SECTION
TO SYSCON SECTION
TO AV DECODER SECTION
TO FE PROGRAM
WRITING JIG
TO SYSCON SECTION
(MAIN 1/5)
(MAIN 3/5)
(MAIN 4/5)
(MAIN 5/5)
(MAIN 4/5)
A/D
D/A
CPU I/F
D-RAM I/F
AV Decoder
I/F
SLC
Sub CodeI/F
AudioOut
Clock Gen.Sys PLL
JV
RF I/F
Servo
EFM PLL
CLV/CAV
Frame sysc Protect
CIRC Decoder
EFM Detector
Combine Frame sync
CD-ROM Decoder
DVD Decoder
TP156
TP157
TP158
TP159
TP160
TP161
TP162
TP163
TP143
TP144
TP145
TP146
TP147
TP148
TP149
TP150
TP155
TP154
TP153
TP152
TP151
TP179
TP178
TP185
TP184
TP175
TP174
TP173
TP132
TP131
TP130
TP129
TP171
TP170
TP169
TP168
TP167
TP165
TP164
TP186
TP177
TP176
TP182
TP181
TP180
TP101
TP136
TP137
TP138
TP139
TP140
TP142
TP109
TP102
TP103
TP104
TP218
TP217
TP213
TP211
TP210
TP209
TP212TP208
TP200
TP207
TP205
TP204
TP206
TP400
TP401
TP402
TP403
TP404
TP405
w w w . x i a o y u 1 6 3 . c o m
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T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ
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http://www.xiaoyu163.com
http://www.xiaoyu163.com
-50-
SCHEMATIC DIAGRAM - 3 (MAIN C.B -3/5)
H
D CA B
CA B
F
E
TO SERVO, DSP, SECTION
TO SERVO, DSP, SECTION
TO SERVO, DSP, SECTION
TO POWER SECTION
D 5V-3
2.5V
2.5V-2
MAIN C.B 3/5 (RF AMP SECTION)
(MAIN 1/5)
(MAIN 2/5)
(MAIN 2/5)
(MAIN 2/5)
APC1(DVD)
APC1(CD)
VCA
VCA
VCA
+
+
VCA
VCA
+
TE
Generator
DPD
FE
Generator
BPF
Reflect
Amp.
DVD
DVD
CDCD
DVD TE
CD TE
DVD,CD TE
LPF1
LPF2
BH
PH
DEF
TP309
TP313
TP314
TP316
TP317TP318
TP319
TP320
TP308
TP306
TP307TP305
TP304
TP303
TP302
TP327
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0 992894298
T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ
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http://www.xiaoyu163.com
http://www.xiaoyu163.com
-51-
SCHEMATIC DIAGRAM - 4 (MAIN C.B -4/5)
TO SERVO, DSP, SECTION
TO POWER, VIDEO SECTION
TO AV DECODER SECTION
TO POWER, VIDEO SECTION
TO AV DECODER SECTION
TO FRONT C.B CN500
MAIN C.B 4/5 (SYSCON SECTION)
(MAIN 1/5)
(MAIN 5/5)
(MAIN 2/5)
(MAIN 1/5)
(MAIN 5/5)
Bus Transceiver
AB
AB
AB
AB
AB
AB
AB
AB
AB
3-State Buff. Driver
3-State Buff. Driver
TP607
TP605
TP604
TP617TP611 TP612 TP613
TP608
TP609
TP616
TP610
TP603
TP615
TP623
TP622
TP621
TP620
TP627
TP626
TP625
TP624
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T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ
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29
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http://www.xiaoyu163.com
http://www.xiaoyu163.com
-52-
SCHEMATIC DIAGRAM - 5 (MAIN C.B -5/5)
MAIN C.B 5/5 (AV DECODER SECTION)TO POWER, VIDEO SECTION
TO SERVO, DSP SECTION
TO SYSCON SECTION
TO POWER, VIDEO SECTION
D 5V-5
A 5V-2
REG.+3.3V
(MAIN 1/5)
(MAIN 2/5)
(MAIN 4/5)
(MAIN 1/5)
ChannelInterface
Audio
Decoder
MemoryInterface
VideoInterface
HostInterface
MCU
VideoDecoder
SPUDecoder
TP711
TP712
TP714 TP713
TP707
TP708
TP706 TP705
w w w . x i a o y u 1 6 3 . c o m
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T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ
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http://www.xiaoyu163.com
http://www.xiaoyu163.com
-54-
SCHEMATIC DIAGRAM - 6 (FRONY C.B)
FRONT C.B
TO MAIN C.B 4/5
CN601
(SYSCON SECTION)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0 992894298
T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ
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L 1
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65
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15
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TE
L 1
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http://www.xiaoyu163.com
http://www.xiaoyu163.com