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iC-a5 AIR BAND FM TRANSCEIVER iC-a23 iC-a23 iC-a5

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Page 1: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

13706MZ-CD' 2000 Icom Inc.6-9-16, Kamihigashi, Hirano-ku, Osaka 547-0002, Japan

Count on us!

iC-a5

AIR BAND FM TRANSCEIVER

iC-a23

iC-a23

iC-a5

Page 2: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

INTRODUCTION

This service manual describes the latest service information for the IC-A23/IC-A5 FM TRANSCEIVER at the time of publication.

DANGER

NEVER connect the transceiver to an AC outlet or to a DC power supply that uses more than 16 V. Such a connection could cause a fire hazard and/or electric shock.

DO NOT expose the transceiver to rain, snow or any liq-uids.

DO NOT reverse the polarities of the power supply when connecting the transceiver. DO NOT apply an RF signal of more than 20 dBm (100 mW) to the antenna connector. This could damage the transceiver s front end.

ORDERING PARTS

Be sure to include the following four points when ordering replacement parts:1. 10-digit order numbers2. Component part number and name3. Equipment model name and unit name4. Quantity required

<SAMPLE ORDER>1110003490 S.IC TA31136FN IC-A23 RF UNIT 1 piece8810008990 Screw FH BT 2 × 10 ZK IC-A5 CHASSIS 6 pieces

Addresses are provided on the inside back cover for your convenience.

REPAIR NOTES

1. Make sure a problem is internal before disassembling the transceiver.2. DO NOT open the transceiver until the transceiver is disconnected from its power source.3. DO NOT force any of the variable components. Turn them slowly and smoothly.4. DO NOT short any circuits or electronic parts. An insulated tuning tool MUST be used for all adjustments.5. DO NOT keep power ON for a long time when the transceiver is defective.6. DO NOT transmit power into a signal generator or a sweep generator.7. ALWAYS connect a 40 dB or 50 dB attenuator between the transceiver and a deviation meter or spectrum analyser when using such test equipment.8. READ the instructions of test equipment thoroughly before connecting equipment to the transceiver.

To upgrade quality, all electrical or mechanical parts and inter-nal circuits are subject to change without notice or obligation.

MODEL VERSION SYMBOL

#31

#01

#21

#11IC-A23

IC-A5

A23-USA

USA-1

A5-USA

USA-1

IC-A5 IC-A23

Page 3: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

SECTION 1 SPECIFICATIONS

SECTION 2 INSIDE VIEWS

SECTION 3 DISASSEMBLY INSTRUCTIONS

SECTION 4 CIRCUIT DESCRIPTION

4 – 1 RECEIVER CIRCUITS ................................................................................................................... 4 – 1

4 – 2 TRANSMITTER CIRCUITS ............................................................................................................ 4 – 2

4 – 3 PLL CIRCUIT ................................................................................................................................. 4 – 3

4 – 4 POWER SUPPLY CIRCUITS ......................................................................................................... 4 – 4

4 – 5 CPU PORT ALLOCATIONS ........................................................................................................... 4 – 5

SECTION 5 ADJUSTMENT PROCEDURES

5 – 1 PREPARATION ............................................................................................................................... 5 – 1

5 – 2 PLL ADJUSTMENT......................................................................................................................... 5 – 2

5 – 3 TRIMMER ADJUSTMENT .............................................................................................................. 5 – 3

5 – 4 RECEIVER ADJUSTMENT............................................................................................................. 5 – 7

SECTION 6 PARTS LIST

SECTION 7 MECHANICAL PARTS AND DISASSEMBLY

SECTION 8 SEMI-CONDUCTOR INFORMATION

SECTION 9 BOARD LAYOUTS

9 – 1 LOGIC UNIT ................................................................................................................................... 9 – 1

9 – 2 RF UNIT ......................................................................................................................................... 9 – 3

SECTION 10 BLOCK DIAGRAM

SECTION 11 VOLTAGE DIAGRAM

11 – 1 LOGIC UNIT ................................................................................................................................. 11 – 1

11 – 2 RF UNIT ....................................................................................................................................... 11 – 2

TABLE OF CONTENTS

*IC-A5/A23-chg 00.8.23 4:23 PM Page 1

Page 4: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

1 - 1

SECTION 1 SPECIFICATIONS

‘‘ GENERAL• Frequency coverage : TX 118.000–136.975 MHz

RX 108.000–136.975 MHz *1

WX 161.650–163.275 MHz *1

*1: IC-A23 only, IC-A5; 118.000–136.975 MHz*2: U.S.A version only

• Type of emission : 6K00A3E, 16K0G3E (Weather channel; [USA] version only)

• Channel spacing : 25 kHz

• Memory channels : 20 channels × 10 banks

• Power supply requirement : 9.6 V DC (supplied battery pack)

• External power supply requirement : 9.6 V–12.0 V DC (negative ground)

• Current drain (at 9.6 V DC) : Transmit 1.8 A max.1.1 A typical

Receive 500 mA max. (AF max.)70 mA typical (stand-by)

• Operating temperature range : –10˚C to +60˚C; +14˚F to +140˚F

• Frequency stability : ±17 ppm (–10˚C to +60˚C)

• Antenna connector : BNC type (50 Ω nominal)

• Dimensions (projections not included) : 58(W) × 107(H) × 28.5(D) mm; 2 5⁄16(W) × 4 7⁄32(H) × 1 1⁄8(D) in.

• Weight (with ant., BP-200L) : 340 g; 12 oz.

‘‘ TRANSMITTER• RF output power (at 9.6 V DC) : 5.0 W (PEP) typical, 1.5 W (CW) typical.

(with supplied battery pack)

• Modulation system : Low level modulation

• Modulation limiting : 70–100% of max. deviation

• Audio harmonic distortion : Less than 10 % (at 60 % modulation)

• Hum and noise ratio : More than 35 dB

• Spurious emissions : More than 60 dB

• Microphone impedance (MIC) : 150 Ω

‘‘ RECEIVER• Receive system : Double conversion superheterodyne system

• Intermediate frequencies : 1st 30.05 MHz2nd 450 kHz

• Sensitivity : Less than 1.0 µV at 6 dB S/N (AM)Less than 1.0 µV at 12 dB S/N (FM)

• Threshold squelch sensitivity : Less than 0.71 µV (AM)Less than 0.22 µV (FM)

• Selectivity : More than 7.5 kHz/–6 dBLess than 25 kHz/–60 dB

• Spurious response rejection ratio : More than 60 dB

• Audio power output (at 9.6 V DC) : More than 500 mW at 10 % distortion with an 8 Ω load

• Hum and noise : More than 25 dB

• Audio output impedance : 8 Ω• Ext. speaker connector : 3-conductor 3.5(d) mm (1⁄8”)/8 Ω

Specifications are measured in accordance with FCC Part87.

All stated specifications are subject to change without notice or obligation.

Page 5: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

Clock oscillator(X1: CR-534, 5.039 MHz)

EEPROM(IC7: HN58X2432)

RESET(IC2: S-80945ALMP)

PTT detector(Q10: 2SB1462)

Microphone mute(Q12: UN9211)

CPU(IC1: M38267M6L)

VOR circuit(IC-A23 only)

Microphone amplifier(IC9: BA3308F)

AF amplifier(IC6: TA7368F)

YGR amplifier(Q3: 2SK2973)

VCO circuit

Reference oscillator(X2: CR-683, 29.600 MHz)

Power amplifier(Q2: 2SK2994)

RF amplifier(Q11: 3SK230)

ALC detector(D2, D3: MA728)

Antenna switching circuit

AF amplifier/Low-pass filter(IC510: TC75W51F)

ALC CTRL(Q1: UMS1)

VOR switching(Q19: UN9210)

[IC-A23] only

1st mixer(Q12: 3SK151 30.05 MHz)

ALC amplifier(Q5: 2SC4211)

Lo switching diode(D6, D17: MA77)

Electric volume(IC505: M52429FP)

IF amplifier(Q13, Q15, Q16, Q17: 2SC4215)

2nd mixer, IF amplifier,Noise detector(IC1: TA31136FN)

PLL IC(IC3: TB31207FN)

Q16Q15

Q13

IF discreminator crystal(X1: CDBCA450CX24 450 kHz)

2 - 1

SECTION 2 INSIDE VIEWS

• LOGIC UNIT

• RF UNITBOTTOM VIEW

BOTTOM VIEW

TOP VIEW

*IC-A5/A23-chg 00.8.23 4:23 PM Page 2 - 1

Page 6: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

3 - 1

SECTION 3 DISASSEMBLY INSTRUCTIONS

1 REMOVING THE CHASSIS PANELq Remove 1 knob, B, and unscrew 1 nut, A.w Unscrew 2 screws C (2 × 10 mm, black). e Remove the chassis panel in the direction of the arrow.

2 REMOVING THE LOGIC UNITq Remove the sealing rubber.w Unsolder 1 point, D, to separate a SENSOR control.e Unscrew 4 screws E (2 × 4 mm, silver). r Unplug J1 to separate LOGIC unit and RF unit. t Remove the LOGIC unit in the direction of the arrow.

3 REMOVING THE SHIELD PLATE q Unsolder 3 points, F, to separate the shield plate

and RF unit.w Unscrew 1 screw G (2 × 4 mm, silver).

4 REMOVING THE RF UNITq Unsolder 1 point, H, to separate the [ANT] plug. w Unscrew 5 screws I (2 × 4 mm, silver), to separate

the RF unit. e Remove the RF unit in the direction of the arrow.

A

CBChassis panel

F

F

G

F

Shield plate

RF unit

HII

RF unit

[ANT] plug

I

E

E

E

Sealing rubber

J1

LOGIC unit

RF unit

Chassis panel

D

*IC-A5/A23-chg 00.8.23 4:31 PM Page 3 - 1

Page 7: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

4 - 1

SECTION 4 CIRCUIT DESCRIPTION

4-1 RECEIVER CIRCUITS4-1-1 ANTENNA SWITCHING CIRCUIT (RF UNIT)The antenna switching circuit functions as a low-pass filterwhile receiving. However, its impedance becomes very highwhile D8 and D9 are turned ON. Thus transmit signals areblocked from entering the receiver circuits. The antennaswitching circuit employs a λ⁄4 type diode switching system.

Received signals are passed through the low-pass filter(L1–L3, C3–C7). The filtered signals are applied to the λ⁄4type antenna switching circuit (D8, D9).The passed signals are then applied to the RF amplifier cir-cuit.

4-1-2 RF CIRCUIT (RF UNIT)The RF circuit amplifies signals within the range of frequen-cy coverage and filters out-of-band signals.

The signals from the antenna switching circuit are amplifiedat the RF amplifier (Q11) after passing through the tunablebandpass filter (D13, L18, C58, C60). The amplified signalsare applied to the 1st mixer circuit (Q12) after out-of-bandsignals are suppressed at the tunable bandpass filter(D14–D16, L22, L23, C70–C79).

Varactor diodes are employed at the bandpass filters(D13–D16) that track the filters and are controlled by theCPU (LOGIC unit; IC1) via the expander IC (IC4) usingbandpass filter control voltage. These diodes tune the cen-ter frequency of an RF passband for wide bandwidth receiv-ing and good image response rejection.

4-1-3 1ST MIXER AND 1ST IF CIRCUITS (RF UNIT)The 1st mixer circuit converts the received signal into a fixedfrequency of the 1st IF signal with a PLL output frequency.By changing the PLL frequency, only the desired frequencywill pass through a crystal filter at the next stage of the 1stmixer.

The signals from the RF circuit are mixed at the 1st mixer(Q12) with a 1st LO signal (AM; 78.85–107.825 MHz, FM;132.45–134.125 MHz) coming from the VCO circuit to pro-duce a 30.05 MHz 1st IF signal.

The 1st IF signal is applied to a crystal filter (FI1) to sup-press out-of-band signals. The filtered 1st IF signal isapplied to the 1st IF amplifier (Q13), then applied to the 2ndmixer circuit (IC1, pin 16).

4-1-4 2ND IF AND DEMODULATOR CIRCUITS (RF UNIT)

The 2nd mixer circuit converts the 1st IF signal into a 2nd IFsignal. A double conversion superheterodyne system (whichconverts receive signals twice) improves the image rejectionratio and obtains stable receiver gain.

The IF IC contains the 2nd local oscillator, 2nd mixer, limiteramplifier, guadrature detector and s-meter detector circuit,etc.

The 1st IF signal from the 1st IF amplifier is applied to the2nd mixer section of the IF IC (IC1, pin 16), and is mixedwith a 29.6 MHz 2nd LO signal generated at the PLL circuitusing the reference frequency (29.6 MHz) to produce a 450kHz 2nd IF signal.

The 2nd IF signal from the 2nd mixer (IC2, pin 3) passesthrough a ceramic filter (FI2) to remove unwanted hetero-dyned frequencies. The filtered signal is amplified at the IFamplifier (Q15), and is then applied to the AM detector cir-cuit or FM detector circuit respectively.

(1) AM DETECTOR CIRCUITThe amplified signal is then amplified at the 2nd IF amplifiers(Q16, Q17) and applied to the AM detector (Q18) to demod-ulate the 2nd IF signal into AF signals.

The demodulated AF signals are applied to the AM/FMswitch (IC2, pin 6) via the ANL circuit (D18).

(2) FM DETECTOR CIRCUITThe amplified signal is then amplified at the limiter amplifier(IC1, pin 5) and applied to the quadrature detector (IC1, pins10, 11) to demodulate the 2nd IF signal into AF signals.

The demodulated AF signals are output from pin 9 of the IC1and are applied to the AM/FM switch (IC2, pin 7).

ANT

LPF ANTSW

BPF BPF XTALBPF

BPF

FMDET

1st IFAMP

RFAMP

AF signal to the AF circuit

2nd IFAMP

2nd IFAMP

2nd IFAMP

AMDET

ANL

AM/FMSwitch

Q11 Q12 Q13 IC1

IC1

FI1

FI2Q15

D8, D9 D14, D15, D16D13

1st Mixer 2nd Mixer

Q16, Q17Q18D18AM signal

FM signalIC1

IC2

• RF CIRCUIT

Page 8: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

4 - 2

4-1-5 AF CIRCUIT (RF UNIT)The AF amplifier circuit amplifies the demodulated AF sig-nals to drive a speaker.

AF signals from the AM detector (Q18; While in AM mode)or IF IC (IC1, pin 9; While in FM mode) are applied to theAM/FM switch (IC2, pin 6 or 7). The output signals from pin1 are applied to the AF amplifier (IC510, pin 6), and thenpass through the low-pass filter (IC510, pins 2, 1). The fil-tered signals are amplified at the OP-amplifier (IC14), andare then applied to the power amplifier (IC6, pin 4) to obtainthe specified audio level after being passed through theelectric volume (IC505, pins 1, 2). The amplified AF signalsare applied to the internal speaker (SP1) via the [EXT SP]jack (J2) when no plug is connected to the jack.

4-1-6 SQUELCH CIRCUIT (RF AND LOGIC UNITS)A squelch circuit cuts out AF signals when no RF signals arereceived. By detecting noise components in the AF signals,the squelch switches the AF mute switch.

A portion of the 2nd IF signal from the 2nd IF amplifier (Q15)is fed back to the IF IC (IC1, pin 5). The IF signal is ampli-fied at the IF amplifier section in the IC, which then detectsthe receiver signal strength at the RSSI section for conver-sion into DC voltage.

The DC voltage is applied to the CPU (LOGIC unit; IC1, pin3) via the “RSSI” signal after being amplified at the RSSIamplifier (IC13).

The CPU analyzes the noise condition and outputs the con-trol signal to the shift resistor (IC5). The shift resistor (IC5,pin 14) outputs the squelch control signal via “AFC” line. Thesignal is applied to the AF out control circuit (Q36, Q35) tocontrol the power amplifier (IC6) and cut the AF signal line.

4-1-7 AGC CIRCUIT (RF UNIT)The AGC (Automatic Gain Control) circuit reduce signal fad-ing and keeps the audio output level constant.

AF signals from the AM detector circuit (Q18) are convertedinto DC voltage at the AGC amplifier circuits (Q14; for1st/2nd IF amplifiers, Q10; for RF amplifier) by detecting thedriving current at the AM detector. The DC voltage from theAGC amplifiers is applied to the 1st/2nd IF amplifiers (Q13,Q15, Q16) and RF amplifier (Q11) to reduce the amplifiergain when strong signals are received.

R87 C104

Mixer

16

IF amp.

2nd IF filter450 kHz

PLL ICIC3

X229.6 MHz

X1

(29.6 MHz)

RSSI

IC2 TA31136F12

1st IF (30.05 MHz) from the IF amplifier (Q13)

S-meter signal to the RSSI amplifier (IC13, pin 1)

11109

8 5 3

FM AF signal to the AM/FM switch (IC2, pin 7)

AM AF signal to the AM/FM switch (IC2, pin 6)

R5

212 14

Activefilter

FI2

Noisedetector

FMdetector

C93C95 C92

R72

R71

C91

Q15

C103R86C101

Q16

C109

R91

R92 C108

R89Q17

C112R94

C111Q18

R97 R96

R5

R5

R73 C94C201

R74R5

AGCAMP

AGCAMP

AF signal to the AM/FM Switch (IC2)

AMDET

Q15

to the RF amplifier (Q11)

to the 1st IF amplifier (Q13)

2nd IF signal from the 2nd mixer (IC1)

Q16Q17Q18

Q14

Q10

2nd IFAMP

2nd IFAMP

2nd IFAMP

• 2ND IF AND DEMODULATOR CIRCUITS

• AGC CIRCUIT

Page 9: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

4 - 3

4-1-8 ANL CIRCUIT (RF UNIT)The ANL (Automatic Noise Limiter) circuit (Q21, D18)reduces pulse noises.

The AM detector output signal from the Q18 is applied to thecathode of D18 passing through R99 where it is divided byR99 and R100. The signal is also applied to the anode ofD18, passing through R101 and R102.

When the ANL function is activated (Q21 is ON), C115 isgrounded. The detector output, including pulse noise, isapplied to the cathode of D18 only. If pulse noises arereceived, the cathode voltage of D18 becomes higher thanthe anode voltage and D18 turns OFF. Thus, while pulsenoises are received, the detected signal is not applied toIC2.

4-1-9 VOR NAVIGATION CIRCUIT (LOGIC UNIT)(IC-A23 ONLY)

From the AF signal, the VOR circuit detects a variable signal(VORC) and reference signal (VORS) from a VOR station.The VOR circuit sends these signals to the CPU (IC1).

When the transceiver is set in the navigation band(108.000–117.975 MHz), the VORON port of shift resistor(IC8, pin 4) becomes “HIGH” turning the VOR circuit ON viaQ15. Q15 controls a 5 V power source for the VOR circuit.

The signal from the AM detector (VORDET) is buffer ampli-fied at the OP-AMP IC (IC12).

The “VORDET” signal includes 30 Hz variable phase com-ponents and 9960 Hz reference phase components.

The 30 Hz component passes through the 30 Hz bandpassfilter (IC12, R83, R85–R88, C112, C113), and is convertedto a square-wave signal at the VORC comparator (IC14).The square-wave signal is then applied to the CPU (IC1, pin22) as variable signal (VORC).

The 9960 Hz component passes through the 10 kHz band-pass filter (IC12, R79–R81, C108, C109). These compo-nents are FM modulated with 480 Hz deviation and 30 Hzmodulation.

Signals are then amplified at a limiter amplifier (IC11), anddetected at an FM detector (IC11) to obtain a 30 Hz refer-ence signal.

The 30 Hz signal is compensated on phase at IC12. Thissignal is passed through the 30 Hz bandpass filter (IC12)and is converted to a square-wave signal at the VORS com-parator (IC14). This signal is applied to the CPU (IC1, pin 11)as a reference signal (VORS).

A portion of output from the buffer amplifier (IC12) is appliedto the amplifier (Q13). When VOR level is low or receivingthe signal except VOR signal, output from Q13 is reduced.Q13 cannot be turned ON, then IC1 (pin 2) receives “HIGH”to indicate “OFF FLAG” indicator.

Buff.

IC12

BPF

30 Hz

BPF

10 kHz

LPF FMDET

FI2

BIAS

Phaseshift

Limit.

IC1

IC11

Comp.

Amp.

Comp.

IC14

13

2

5

6 7 7 2 8

1

"VOR" signal from VOR controller (Q15, pin 3)

"VORDET" signal from the AM detector (Q18)

3 5

14

3

7

"VORC" signal to the CPU (IC1, pin 22)

"VORS" signal to the CPU (IC1, pin 11)

"VORD" signal to the CPU (IC1, pin 2)

IC13

C115 R101

D18

R102

To IC2, pin 6 R99 AM AF signalfrom Q18

R100

Q21

"ANLC" signalfrom IC5, pin 12

• ANL CIRCUIT

• VOR NAVIGATION CIRCUIT

Page 10: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

4-2 TRANSMITTER CIRCUITS4-2-1 MICROPHONE AMPLIFIER CIRCUIT

(LOGIC AND RF UNITS)The microphone amplifier circuit amplifies audio signals with+6 dB/octave pre-emphasis characteristics from the micro-phone to a level needed for the modulation circuit.

AF signal from the internal/external microphone are appliedto the microhone amplifier (LOGIC unit; IC9, pin 9) via themodulation depth adjustment pot (LOGIC unit; R41). Theamplified signals are applied to the AF amplifier (RF unit;IC510, pin 6) and low-pass filter (RF unit; IC510, pin 3) afterbeing passed through the voice rec/play IC (LOGIC unit;IC15). The filtered signals are applied to the modulation cir-cuit.

4-2-2 MODULATION CIRCUIT (RF UNIT)The modulation circuit modulates the TX LO signal from theVCO (RF signal) using the microphone audio signal.

While in transmission, the LO signal from the VCO circuit(Q31, Q32, D24) is amplified at the buffer amplifiers (Q30,Q27, Q28) and passed through the LO switch (D17). Thissignal is then applied to the AM modulator (D5).

The buffer amplifier (q6) amplifies the LO signal with a gaincontrolled by an AF signal to make low level modulation.

4-2-3 DRIVE/POWER AMPLIFIER CIRCUITS (RF UNIT)

The drive amplifier circuit amplifies the transmit signal to alevel needed for the power amplifier circuit. The poweramplifier circuit amplifies this to obtain a specified transmitoutput power.

The modulated RF signal from the buffer amplifier (Q6) isapplied to the pre-drive amplifier (Q4) after being passedthrough the ALC attenuator (D4). The signal is amplified atthe YGR (Q3) and power amplifier (Q2) to obtain 5 W of RFpower (at 9.6 V DC). The amplified signal passes throughthe low-pass filter (L5, C11–C16). The filtered signal isapplied to the antenna connector (CHASSIS unit; J1) via theantenna swtich (D1) and low-pass filter (L1–L3, C3–C7).

4-2-4 ALC CIRCUIT (RF UNIT)The ALC (Automatic Level Control) circuit protects the driveand power amplifiers from mismatched output loads, andselects HIGH or LOW output power.

The power detector circuit (D2, D3) detects forward andreflection signals respectively. The combined voltage is at aminimum level when the antenna is matched at 50 Ω and isincreased when it is mismatched.

The detected voltage is amplified at the ALC amplifier (Q5)after being passed through the ALC controller (Q1). Theamplified signal is applied to the ALC attenuator (D4) toobtain stabilized output power.

When the antenna impedance is mismatched, the detectedvoltage exceeds the reference voltage. Thus, the bias volt-age of the pre-driver is decreased.

4 - 4

R11

T+5PWRDET

D2, D3

"RFDET" signal to the CPU(LOGIC unit; IC1, pin 4)

LPF

Q2

Poweramplifier

VCC

Q3Q4

YGRamplifier

VCCT+5

Pre-driveD4ALCATT

ALCamplifier

R25

R26C38

Q5

C38

TX signal from the buffer amplifier (Q6)

To the antenna

Q1

From the D/A converter(IC4, pin 6)

C37 R24

R23

• ALC CIRCUIT

Page 11: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

4 - 5

4-3 PLL CIRCUIT (RF UNIT)A PLL circuit provides stable oscillation of the transmit fre-quency and receive 1st LO frequency. The PLL output com-pares the phase of the divided VCO frequency to the refer-ence frequency. The PLL output frequency is controlled bythe divided ratio (N-data) of a programmable divider.

The PLL circuit contains the VCO circuit (Q31, Q32, D27).The oscillated signal is amplified at the buffer-amplifiers (RFunit; Q30, Q29) and then applied to the PLL IC (IC1, pin 2).

The PLL IC contains a prescaler, programmable counter,programmable divider and phase detector, etc. The enteredsignal is divided at the prescaler and programmable countersection by the N-data ratio from the CPU. The divided signalis detected on phase at the phase detector using the refer-ence frequency.

If the oscillated signal drifts, its phase changes from that ofthe reference frequency, causing a lock voltage change tocompensate for the drift in the oscillated frequency.

A portion of the VCO signal is amplified at the buffer-ampli-fier (Q27, Q28) and is then applied to the receive 1st mixer(Q12) or transmit buffer-amplifier circuit (Q6) via the T/Rswitching diode (D6, D17).

4-4 POWER SUPPLY CIRCUITSVOLTAGE LINE

Cont.

16/17PLL

Loopfilter

OSC Tr

VCO

Buffer

Buffer

Buffer

Q27

Buffer

Q28

Q29

Q30

R134, R135,C168, C169

345

PCK

IC3 (PLL IC)

PDATAPSTB

to 1st mixer circuit

D17

D6

9

12

13

14

11

8

Q31, Q32, D24

C198C177

From IC4, pin 14

C175

"2ndLO" signal to theIF IC (IC1, pin 2)

X2

R158

to transmitter circuit

"UNLK" signal to the CPU(LOGIC unit; IC1, pin 48)

LINE

HV

VCC

+5V

T+5

R5

DESCRIPTION

The voltage from the external power supply.

The same voltage as the HV line or battery volt-age through the power switch (RF unit; Q24).

Common 5 V converted from the VCC line by the+5 V regulator circuit (LOGIC unit; IC16 or IC3,D9). The output voltage is applied to the CPU(LOGIC unit; IC1), reset circuit (LOGIC unit;IC2), and etc.

5 V for transmitter circuits regulated by the TXcontrol circuit (RF unit; Q7, Q8, D7). The outputvoltage is applied to the LO switch (RF unit; D6),buffer amplifier (RF unit; Q6), pre-driver (RF unit;Q4) and etc.

5 V for receiver circuits regulated by the RX con-trol circuit (RF unit; Q20). The output voltage isapplied to the LO switch (RF unit; D17), AMdetector (RF unit; Q18), IF amplifiers (RF unit;Q17, Q16, Q15), IF IC (RF unit; IC1, pin 4) andetc.

• PLL CIRCUIT

Page 12: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

4 - 6

Pinnumber

5

7

11

12

13

14

Portname

DETMITE

R5C

WXC

ANLC

EMBI

AFC

Description

Outputs detector mute signal to theAM/FM select switch (IC2, pin 2).

Outputs receiver 5V control signal tothe RX controller (Q20).

Outputs AM/FM (WX ch) select signalto the RX shift circuit (Q34, D25) andAM/FM select switch (IC2, pin 5).

Outputs control sigal to the ANL switch(Q21).

Outputs control signal to the externalmicrophone controller (Q25, Q26,D23, D27).

Outputs control signal to the AF outcotnroller (Q35, Q36) for the AF poweramplifier (IC6).

4-5-2 SHIFT RESISTOR (RF UNIT; IC5)

Pinnumber

4

5

6

7

11

12

13

Portname

VORON

PLAYC

RECC

LIGHTC

BLEDC

MMUTE

ALCC

Description

Outputs control signal to the VORcontroller (Q15).

Outputs playback control signal to thevoice rec/play IC (IC15, pin 23).

Outputs recording control signal to thevoice rec/play IC (IC15, pin 27).

Outputs LCD backlight control signal.

Outputs BUSY LED control signal.

Outputs control signal to the Mic muteswitch (Q12) for internal microphone.

Outputs control signal to the ALC con-troller (Q11).

4-5-3 SHIFT RESISTOR (LOGIC UNIT; IC8)

4-5 PORT ALLOCATIONS4-5-1 CPU (LOGIC UNIT; IC1)

Pinnumber

1

2

3

4

5

6

7

8

9

10

11

12,21

17

18

19

20

22

23

24

25

32

33

47

48

54

55

Portname

VIN

VORD

RSSI

RFDETV

THRMC

SBATT

PDATA

PCK

PSTB

BEEP

VORS

DICK,DIUD

LIGHT

BPCPI

CLOUT

CLIN

VORC

POWER

PTT

JACKDET

DCC

RESET

EDATA

UNLK

PCON

ECK

Description

Input port for the battely voltagedetection.

Input port for the VOR signal detec-tion.

Input port for the receive signal level.

Input port for the power detection ofpower amplifier (RF unit; Q2).

Input port for the transceiver’s internaltemperature.

Input port for the battely type detec-tion.

Outputs data signals to the PLL IC (RFunit; IC3).

Outputs clock signal to the PLL IC.

Outputs strobe signals to the PLL IC.

Outputs beep audio signals.

Input port for the 30 Hz phase signal.

Input port for [DIAL].

Input port for [LIGHT] switch.

Outputs the bias control signal for atype of battery.

Outputs the cloning signal.

Input port for the cloning signal.

Input port for the VOR 30 Hz standardsignal.

Input port for [POWER] swtich.

Input port for the [PTT] swtich.High: While [PTT] switch is pushed.

Input port for the external SP jack con-nection detection.High: While the external SP jack is

connected.

Input port for the external DC connec-tion detection.

Input port for the CPU reset signal.

• Input port for the data signals fromthe EEPROM (LOGIC unit; IC7).

• Outputs data signals to the EEP-ROM IC.

Input port for the PLL unlock signal.Low: PLL is unlocked.

Outputs control signal for the 5V regu-lator.

Outputs clock signal to the EEPROMIC (LOGIC unit; IC7).

Page 13: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

5-1 PREPARATIONMost of adjustments must be adjusted on the adjustment mode after programmed adjustment frequency data into the transceiv-er’s memory channel. When program adjustment frequency data into memory channels, the optional CS-A23 CLONING SOFTWARE(Rev. 1.0 or later) and OPC-478 CLONING CABLE are required.

REQUIRED TEST EQUIPMENT

5 - 1

SECTION 5 ADJUSTMENT PROCEDURES

EQUIPMENT

DC power supply

RF power meter(terminated type)

Frequency counter

Modulation analyzer

Digital multimeter

GRADE AND RANGE

Output voltage : 12 V DCCurrent capacity : 5 A or more

Measuring range : 1–10 WFrequency range : 100–200 MHzImpedance : 50 ΩSWR : Less than 1.2 : 1

Frequency range : 0.1–500 MHzFrequency accuracy : ±1 ppm or betterSensitivity : 100 mV or better

Frequency range : At least 200 MHzMeasuring range : 0–100 %

Input impedance : 10 MΩ/V DC or better

EQUIPMENT

Audio generator

Attenuator

Standard signal generator (SSG)

DC ammeter

Distortion meter

AC millivoltmeter

GRADE AND RANGE

Frequency range : 300–3000 HzOutput level : 1–500 mV

Power attenuation : 40 or 50 dBCapacity : 10 W or more

Frequency range : 100–500 MHzOutput level : 0.1 µV–32 mV

(–127 to –17 dBm)

Measurement capability: 1 A and 30 A

Frequency range : 1 kHz ±5 %Measuring range : 1–100 %

Measuring range : 10 mV–10 V

SYSTEM REQUIREMENTS• IBM PC compatible computer with an RS -232C serial port

(38400 bps or faster).• Microsoft Windows 95 or Windows 98• Intel i486DX processor or faster (Pentium 100 MHz or

faster recommended)• At least 16 MB RAM and 10 MB of hard disk space• 640×480 pixel display (800×600 pixel display recommend-

ed)

CLONING SOFTWARE INSTALLATIONq Boot up Windows.

- Quit all applications when Windows is running.w Insert the cloning software CD-ROM into the appropriate

CD-ROM drive.e Select ‘Run’ from the [Start] menu.r Type the setup program name using the full path name,

then push the [Enter] key. (For example; D:\ setup)t Follow the prompts.y Program group ‘CS-A23’ appears in the ‘Programs’ fold-

er of the [Start] menu.

ADJUSTMENT FREQUENCY DATAWhen program the adjustment frequency data into memorychannel, back up the original memory data using the cloningsoftware and OPC-478, and then reprogram it after adjust-ment.CAUTION: When program the adjustment frequency datainto the transceiver, the transceiver’s memory channel willbe overwritten the data and deleted original memory data atthe same time.

ENTERING ADJUSTMENT MODEq Turn transceiver’s power off. Connect IC-A5/A23 and PC

with the optional OPC-478.w Push and hold [Y] and [Z], then turn the transceiver’s

power ON. (Displayed “CLONE” on the LCD)e Boot up Windows, click the program group ‘CS-A23’ in

the ‘Programs’ folder of the [Start] menu, then CS-A23window appeares.

r Click the ‘View’ on the menu bar, and click the ‘CommonSetting‘, then ‘Setting’ window is appeares.Click the ‘Advanced’ tag on the ‘Setting’ window, thencheck the ‘AdjustMode Enable’ check box (see the illus-tration at page 5-2).

t Cloning the adjustment frequency data at page 5-2 to thetransceiver.

y Turn power OFF. Disconnect OPC-478 from the trans-ceiver.

u Push and hold [MR], [CLR] and [SQL], then turn powerON.

OPERATING ON THE ADJUSTMENT MODEChange the channel [UP]: [ENT]Change the channel [DOWN]: [MR]

EXITING THE ADJUSTMENT MODEWhen the adjustment is finished, the transceiver must becancelled adjustment mode to use nomal operation, other-wise the transceiver does not work properly.

q Turn transceiver’s power OFF.w Uncheck the ‘AdjustMode Enable’ check box on cloning

software, and then cloning the original memory data.e Turn power OFF.

IBM is a registered trademark of International BussinessMachines Corporation in the U.S.A. and other countries.Microsoft and Windows are registered trademarks ofMicrosoft Corporation in the U.S.A. and other countries.Screen shots produced with permission from MicrosoftCorporation. All other products or brands are registeredtrademarks or trademarks of their respective holders.

Page 14: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

5 - 2

File Edit View

Toolbar

MR

Bank0

Bank1

Bank2

Bank3

Bank4

Bank5

Bank6

Bank7

Bank8

Bank9

WX (WX version only)

COM Port Clone Help

CH

00

01 118.500

02

03

04

05

06

07

08

09

10

11

12

13

14

15

16

17

18

WX channel Rx/(Tx) Frequency Tx Frequency Dup Name Tx inhibit Mem

Untitled CS-A23

Common Setting ?

OK Cancel

Nomal

Common Advanced

Adjust Mode Enable

VFO Mode Enable

VFO TX Enable

Memory Write Enable

Duplex Enable

25kHz

Display Mode

Channel Spacing

Clone Comment

Setting

When entering adjustment mode,check the ’Adjust Mode Enable’ check box.

Click the ’View’ ’Common Setting’on the menu bar.

to the antenna connector

RF power meter0.1 10 W/50

Frequencycounter

Attenuator40 dB or 50 dB

Modulationanalyzer

Standard signal generator0.1 V to 32 mV

( 127 dBm to 17 dBm)

CAUTION:

Audio generator

AC millivolt meter

Distortion meter

Speaker (8 )

to the [MIC/SP] jack

to the [MIC/SP] jackOPC-478

to an RS-232C port

Personalcomputer

DB9 female plug(incl. level converter circuit)

CAUTION:

DC ammeter DC 12 V/5 A

DO NOT connect or disconnect cables to /from the [MIC/SP] jack while transceiver’s power is ON, because transceiver enters transmitting mode.

DO NOT transmit while SSG is connected to the antenna connector.

• CS-A23 SCREEN DISPLAY EXAMPLE

• CONNECTION

CHANNEL00010207081112

FREQUENCY (MHz)136.975136.975136.975118.000136.975113.000113.000

ADJUSTMENT FREQUENCY LIST

Page 15: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

5 - 3

5-2 PLL AND TRANSMITTER ADJUSTMENTS• The “PLL LOCK VOLTAGE” adjustment must be performed at the “NORMAL” mode.• “REFERENCE FREQUENCY”, “IDLING CURRENT”, “OUTPUT POWER” AND ‘AM MODULATION” adjustments must be per-

formed at the “ADJUSTMENT” mode.

AM modulation adjustment

R41

PLL lock voltage adjustment

L40

PLL lock voltage check point

CP1

Idling currentadjustment

R16AM modulationadjustment

R554

• LOGIC UNIT TOP VIEW • RF UNIT TOP VIEW

PLL LOCKVOLTAGE

REFERENCEFREQUENCY

IDLINGCURRENT

OUTPUTPOWER

AMMODULATION[PWRADJ]

1

1

1

1

1

2

• Operating frequency: 136.975 MHz• Receiving

• Operating channel : 0 ch [FREQADJ](136.975 MHz)

• Connect the RF power meter or a 50 Ωdummy load to the antenna connector.

• Transmitting

• Operating channel : 1 ch [PWR-1](136.975 MHz)

• Connect the RF power meter or a 50 Ωdummy load to the antenna connector.

• Transmitting

• Operating channel : 2 ch [PWRADJ](136.975 MHz)

• Transmitting

• Operating channel : 2 ch [PWRADJ](136.975 MHz)

• Connect an audio generator to the[MIC] connector and set as :

1 kHz/200 mV• Set a modulation analyzer as :

HPF : OFFLPF : OFFDe-emphasis : OFFDetector : (P-P)/2

• Transmitting

• Connect an audio generator to [MIC]connector and set as :

1 kHz/20 mV• Transmitting

RF

Toppanel

Sidepanel

Toppanel

Toppanel

Connect a digital multimeter to the checkpoint CP1.

Loosely couple the fre-quency counter to theantenna connector.

Connect a DC amme-ter between the DCpower supply andtransceiver’s DCpower jack.

Connect an RF powermeter to the antennaconnector.

Connect a modulationanalyzer to the anten-na connector via anattenuator.

3.7 V

136.9750 MHz

600 mA

1.5 W

85 %

30 %

RF

Toppanel

RF

Toppanel

RF

LOGIC

L40

[DIAL]

R16

[DIAL]

R554

R41

ADJUSTMENT ADJUSTMENT CONDITIONSUNIT LOCATION

VALUEUNIT ADJUST

MEASUREMENT ADJUSTMENT

Page 16: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

5 - 4

5-3 RECEIVER ADJUSTMENT• The follow adjustment must be performed at the “ADJUSTMENT” mode, and turn [DIAL] to start each adjustment and finish

automatically.

RECEIVERSENSITIVITY

SQELCHLEVEL

VOR PHASE(IC-A23 only)

VOR OFF(IC-A23 only)

1

2

1

2

1

1

• Operating channel : 3 ch [BF1ADJ] (108.200 MHz)• Connect a standard signal generator to the antenna connector and set as:

Frequency : 108.200 MHzLevel : 1.0 µV* (–107 dBm)Modulation : OFF

• Connect a external speaker (8 Ω), AC millivoltmeter and distortion meter to the [MIC/SP]jack.

• Receiving

Same adjustment as step 1 for following channels.• 4 ch [BF2ADJ] (128.200 MHz)• 5 ch [BF3ADJ] (136.800 MHz)• 6 ch [BF4ADJ] (161.650 MHz)NOTE: Tune the SSG’s frequency to adjustment frequencies.

• Operating channel : 7 ch [ASADJS] (118.000 MHz)• Connect a standard signal generator to the antenna connector and set as:

Frequency : 118.200 MHzLevel : 0.5 µV* (–113 dBm)Modulation : OFF

• Receiving

Same adjustment as step 1 for following channels.• 8 ch [ASADJT] (136.975 MHz)• 9 ch [FSADJS] (161.650 MHz)• 10 ch [FSADJT] (161.650 MHz)NOTE: Tune the SSG’s frequency to adjustment frequencies.

• Operating channel : 11 ch [VORADJ] (113.000 MHz)• Connect a standard signal generator to the antenna connector and set as:

Frequency : 113.000 MHzLevel : 0.22 mV* (–60 dBm)Modulation : 9960 Hz, 30 %

30 Hz, 30 %Bearing : FROM, 90˚

• Operating channel : 12 ch [OFFADJ] (113.000 MHz)• Connect a standard signal generator to the antenna connector and set as:

Frequency : 113.000 MHzLevel : 7.1 µV* (–90 dBm)Modulation : 9960 Hz, 10 %

30 Hz, 30 %Bearing : FROM, 90˚

Toppanel

Toppanel

Toppanel

Toppanel

[DIAL]

[DIAL]

[DIAL]

[DIAL]

ADJUSTMENT ADJUSTMENT CONDITIONSUNIT ADJUST

ADJUSTMENT

*This output level of the standard signal generator (SSG) is indicated as SSG’s open circuit.

Page 17: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

6 - 1

S.=Surface mount

IC1 1140009230 S.IC M38267M8L-266GPIC2 1110004750 S.IC S-80945ALMP-DA9-T2IC3 1180000800 S.IC S-81350HG-KD-T1IC7 1130009680 S.IC HN58X2432TIIC8 1130007510 S.IC BU4094BCFV-E1IC9 1110003670 S.IC BA3308F-T1IC11 1110003790 S.IC NJM2903V-TE1 [A23] onlyIC12 1110003780 S.IC NJM2902V-TE1 [A23] onlyIC13 1110003800 S.IC NJM2904V-TE1 [A23] onlyIC14 1110003790 S.IC NJM2903V-TE1 [A23] onlyIC15 1190001360 S.IC ISD1420SIC16 1180001170 S.IC S-81250SG-QD-T1

Q1 1520000460 S.TRANSISTOR 2SB1132 T100 RQ2 1530003280 S.TRANSISTOR 2SC4211-6-TLQ3 1540000350 S.TRANSISTOR 2SD2216-S (TX) Q4 1520000270 S.TRANSISTOR 2SB1182 TL QQ5 1590001140 S.TRANSISTOR UN9210 (TX) Q6 1590001470 S.TRANSISTOR UN9213 (TX) Q7 1590001170 S.TRANSISTOR XP1501-(TX) .ABQ8 1590002620 S.TRANSISTOR XP1201 (TX) Q9 1590002620 S.TRANSISTOR XP1201 (TX) Q10 1520000430 S.TRANSISTOR 2SB1462-R (TX) Q11 1590001980 S.TRANSISTOR XP4315 (TX) Q12 1590001150 S.TRANSISTOR UN9211 (TX) Q13 1530003280 S.TRANSISTOR 2SC4211-6-TL [A23] onlyQ15 1590001980 S.TRANSISTOR XP4315 (TX) [A23] onlyQ16 1590000980 S.TRANSISTOR DTB123EK T147Q17 1590001940 S.TRANSISTOR DTC144EE TL

D1 1790001250 S.DIODE MA2S111-(TX) D2 1790001200 S.DIODE MA6S121 (TX) D3 1160000050 S.DIODE DAP202U T107 [A23]

1750000220 S.DIODE DA113W T107 [A5]D4 1750000240 S.DIODE DA112 T107D7 1730002330 S.ZENER MA8100-M (TX) D8 1790001250 S.DIODE MA2S111-(TX) D9 1790000660 S.DIODE MA728 (TX) D10 1790001250 S.DIODE MA2S111-(TX) D11 1790001250 S.DIODE MA2S111-(TX) D12 1790001250 S.DIODE MA2S111-(TX) D13 1790000990 S.ZENER MA8051-H (TX) D14 1790001250 S.DIODE MA2S111-(TX) D15 1790001330 S.ZENER MA8036-L (TX) D16 1790001250 S.DIODE MA2S111-(TX) [A23] onlyD17 1790001250 S.DIODE MA2S111-(TX) [A23] onlyD18 1790000990 S.ZENER MA8051-H (TX)

X1 6050009620 S.XTAL CR-534 (5.039 MHz)

R1 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R2 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R3 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R4 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R5 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R6 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R7 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R8 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R9 7410000730 S.ARRAY EXB-V8V 104JV (100 kΩ) R10 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R11 7030003390 S.RESISTOR ERJ3GEYJ 391 V (390 Ω) R12 7030003390 S.RESISTOR ERJ3GEYJ 391 V (390 Ω) R13 7030003390 S.RESISTOR ERJ3GEYJ 391 V (390 Ω) R14 7030003500 S.RESISTOR ERJ3GEYJ 332 V (3.3 kΩ) R15 7030003510 S.RESISTOR ERJ3GEYJ 392 V (3.9 kΩ) R16 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R17 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R18 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R19 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R20 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R21 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R22 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ)

R23 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R24 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R25 7030003350 S.RESISTOR ERJ3GEYJ 181 V (180 Ω) R26 7030003350 S.RESISTOR ERJ3GEYJ 181 V (180 Ω) R27 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R28 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R30 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ) R31 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ) R32 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R33 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R34 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R35 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R36 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 kΩ) R37 7510001160 S.THERMISTOR NTCCM1608 4LH 473KCR38 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R39 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ) R40 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R41 7310004320 S.TRIMMER RH03APAS4 47KR42 7030003270 S.RESISTOR ERJ3GEYJ 390 V (39 Ω) R43 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R44 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 kΩ) R45 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ) R46 7510000960 S.THERMISTOR TBPS1R104K475H5QR47 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R48 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R52 7030003690 S.RESISTOR ERJ3GEYJ 124 V (120 kΩ) R58 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R59 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R60 7030003630 S.RESISTOR ERJ3GEYJ 393 V (39 kΩ)

[A23] onlyR61 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ)

[A23] onlyR62 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ)

[A23] onlyR63 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 kΩ)

[A23] onlyR64 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ)

[A23] onlyR65 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ)

[A23] onlyR66 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ)

[A23] onlyR67 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ)

[A23] onlyR68 7030003730 S.RESISTOR ERJ3GEYJ 274 V (270 kΩ)

[A23] onlyR69 7030003590 S.RESISTOR ERJ3GEYJ 183 V (18 kΩ)

[A23] onlyR70 7030003710 S.RESISTOR ERJ3GEYJ 184 V (180 kΩ)

[A23] onlyR71 7030003590 S.RESISTOR ERJ3GEYJ 183 V (18 kΩ)

[A23] onlyR72 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ)

[A23] onlyR73 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ)

[A23] onlyR74 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ)

[A23] onlyR75 7030003650 S.RESISTOR ERJ3GEYJ 563 V (56 kΩ)

[A23] onlyR76 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ)

[A23] onlyR77 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ)

[A23] onlyR78 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ)

[A23] onlyR79 7030003540 S.RESISTOR ERJ3GEYJ 682 V (6.8 kΩ)

[A23] onlyR80 7030003700 S.RESISTOR ERJ3GEYJ 154 V (150 kΩ)

[A23] onlyR81 7030003470 S.RESISTOR ERJ3GEYJ 182 V (1.8 kΩ)

[A23] onlyR82 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ)

[A23] onlyR83 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ)

[A23] only

REF ORDER DESCRIPTIONNO. NO.

[LOGIC UNIT]REF ORDER DESCRIPTIONNO. NO.

[LOGIC UNIT]

SECTION 6 PARTS LIST

Page 18: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

6 - 2

S.=Surface mount

R84 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ) [A23] only

R85 7030003590 S.RESISTOR ERJ3GEYJ 183 V (18 kΩ) [A23] only

R86 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ) [A23] only

R87 7510000980 S.THERMISTOR TBPS1R333K460H5Q [A23] onlyR88 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ)

[A23] onlyR89 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω)

[A23] onlyR90 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ)

[A23] onlyR91 7030003630 S.RESISTOR ERJ3GEYJ 393 V (39 kΩ)

[A23] onlyR93 7030003760 S.RESISTOR ERJ3GEYJ 474 V (470 kΩ)

[A23] onlyR94 7030003790 S.RESISTOR ERJ3GEYJ 824 V (820 kΩ)

[A23] onlyR95 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ)

[A23] onlyR96 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ)

[A23] onlyR98 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R100 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R101 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R102 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R103 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R104 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R107 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R108 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R109 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R110 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ) R111 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R112 7030003840 S.RESISTOR ERJ3GEYJ 225 V (2.2 MΩ) R113 7030003690 S.RESISTOR ERJ3GEYJ 124 V (120 kΩ) R558 7030003570 S.RESISTOR ERJ3GEYJ 123 V (12 kΩ)

[A23] onlyR559 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ)

[A5] onlyR560 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) [A5] onlyR561 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R562 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R563 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R564 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ)

C1 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC2 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC4 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC5 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC6 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC7 4030009650 S.CERAMIC C1608 CH 1H 240J-T-AC8 4030007060 S.CERAMIC C1608 CH 1H 270J-T-AC9 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC10 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC11 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC12 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC13 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC18 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC19 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC20 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC22 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC23 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC24 4030008880 S.CERAMIC C1608 JB 1C 223K-T-AC25 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC26 4550006690 S.TANTALUM ECST1AC476RC27 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC28 4550006350 S.TANTALUM TEMSVB2 1A 226M-8LC29 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC31 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC33 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC34 4550006690 S.TANTALUM ECST1AC476RC35 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC37 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC42 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC43 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC44 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC45 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC47 4030006850 S.CERAMIC C1608 JB 1H 471K-T-AC48 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC49 4550005980 S.TANTALUM TEMSVA 1A 475M-8L

C50 4030008920 S.CERAMIC C1608 JB 1C 473K-T-AC51 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC52 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC53 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC59 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC65 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC66 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC86 4030008860 S.CERAMIC C1608 JB 1C 153K-T-AC87 4030006880 S.CERAMIC C1608 JB 1H 472K-T-AC88 4550006310 S.TANTALUM ECST1AX156RC89 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC90 4550006250 S.TANTALUM TEMSVA 1A 106M-8LC91 4030006880 S.CERAMIC C1608 JB 1H 472K-T-AC92 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC93 4030012600 S.CERAMIC C2012 JB 1A 105M-T-AC98 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC99 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC100 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC101 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A [A23] onlyC102 4030006850 S.CERAMIC C1608 JB 1H 471K-T-A [A23] onlyC103 4550006250 S.TANTALUM TEMSVA 1A 106M-8L [A23] onlyC104 4550006150 S.TANTALUM ECST1CY105R [A23] onlyC105 4550006250 S.TANTALUM TEMSVA 1A 106M-8L [A23] onlyC106 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A [A23] onlyC107 4030011600 S.CERAMIC C1608 JB 1C 104KT-N [A23] onlyC108 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A [A23] onlyC109 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A [A23] onlyC110 4550000530 S.TANTALUM TESVA 1V 104M1-8L [A23] onlyC111 4550003080 S.TANTALUM TEMSVA 1A 335M-8L [A23] onlyC112 4550000530 S.TANTALUM TESVA 1V 104M1-8L [A23] onlyC113 4550000530 S.TANTALUM TESVA 1V 104M1-8L [A23] onlyC114 4550000530 S.TANTALUM TESVA 1V 104M1-8L [A23] onlyC115 4550000530 S.TANTALUM TESVA 1V 104M1-8L [A23] onlyC116 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A [A23] onlyC117 4550000530 S.TANTALUM TESVA 1V 104M1-8L [A23] onlyC118 4030006880 S.CERAMIC C1608 JB 1H 472K-T-A [A23] onlyC119 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A [A23] onlyC120 4550006350 S.TANTALUM TEMSVB2 1A 226M-8L [A23] onlyC121 4030006900 S.CERAMIC C1608 JB 1E 103K-T-A [A23] onlyC122 4030011600 S.CERAMIC C1608 JB 1C 104KT-N [A23] onlyC123 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC125 4550006250 S.TANTALUM TEMSVA 1A 106M-8L [A23] onlyC126 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC127 4550006140 S.TANTALUM ECST1EY474RC128 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC129 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC130 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC131 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC135 4550006250 S.TANTALUM TEMSVA 1A 106M-8LC136 4550006250 S.TANTALUM TEMSVA 1A 106M-8LC137 4030012600 S.CERAMIC C2012 JB 1A 105M-T-AC138 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC139 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC140 4550006250 S.TANTALUM TEMSVA 1A 106M-8LC600 4030006900 S.CERAMIC C1608 JB 1E 103K-T-A [A23] onlyC601 4030009660 S.CERAMIC C1608 JF 1C 224Z-T-A

J1 6510019860 S.CONNECTOR AXK6S40645P

DS1 5030001860 LCD TTR3845-UPFDCNDS2 5010000160 S.LED LNJ310M6URADS3 5010000160 S.LED LNJ310M6URADS4 5010000150 S.LED LT1EP53ADS5 5010000120 S.LED LN1371G-(TR) DS6 5010000120 S.LED LN1371G-(TR) DS7 5010000120 S.LED LN1371G-(TR) DS8 5010000120 S.LED LN1371G-(TR) DS9 5010000120 S.LED LN1371G-(TR) DS10 5010000120 S.LED LN1371G-(TR)

MC1 7700002310 MICROPHONE EM-140

W10 7030003860 S.JUMPER ERJ3GE JPW V

EP1 0910052883 PCB B 5512C EP2 8930052880 LCD CONTACT SRCN-2378-SP-N-W

REF ORDER DESCRIPTIONNO. NO.

[LOGIC UNIT]REF ORDER DESCRIPTIONNO. NO.

[LOGIC UNIT]

Page 19: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

6 - 3

S.=Surface mount

IC1 1110003490 S.IC TA31136FN (D,EL) IC2 1130006220 S.IC TC4W53FU (TE12L) IC3 1130008830 S.IC TB31207AFN (EL) IC4 1110003690 S.IC M62354GP 75ECIC5 1130007570 S.IC BU4094BCFV-E2IC6 1110001810 S.IC TA7368F (TP1) IC13 1110002400 S.IC NJM2107F-TE1IC14 1110002400 S.IC NJM2107F-TE1IC505 1110004490 S.IC M62429FP 700CIC510 1130007650 S.IC TC75W51FU (TE12L)

Q1 1590001520 S.TRANSISTOR UMS1 TLQ2 1560001050 S.FET 2SK2974Q3 1560001020 S.FET 2SK2973 (MTS101P) Q4 1530003340 S.TRANSISTOR 2SC3357-T2 RFQ5 1530003280 S.TRANSISTOR 2SC4211-6-TLQ6 1530002560 S.TRANSISTOR 2SC4403-3-TLQ7 1520000460 S.TRANSISTOR 2SB1132 T100 RQ8 1530003280 S.TRANSISTOR 2SC4211-6-TLQ10 1540000520 S.TRANSISTOR 2SD1819A (TX) RQ11 1580000650 S.FET 3SK230-T2 U1BQ12 1580000400 S.FET 3SK151-Y (TE85R) Q13 1530002600 S.TRANSISTOR 2SC4215-O (TE85R) Q14 1540000520 S.TRANSISTOR 2SD1819A (TX) RQ15 1530002600 S.TRANSISTOR 2SC4215-O (TE85R) Q16 1530002600 S.TRANSISTOR 2SC4215-O (TE85R) Q17 1530002600 S.TRANSISTOR 2SC4215-O (TE85R) Q18 1530003280 S.TRANSISTOR 2SC4211-6-TLQ19 1590001140 S.TRANSISTOR UN9210 (TX) [A23] onlyQ20 1590001690 S.TRANSISTOR UN9115 (TX) Q21 1590001140 S.TRANSISTOR UN9210 (TX) Q22 1520000460 S.TRANSISTOR 2SB1132 T100 RQ23 1590001140 S.TRANSISTOR UN9210 (TX) Q24 1590002580 S.FET HAT1024R-ELQ25 1520000460 S.TRANSISTOR 2SB1132 T100 RQ26 1590001150 S.TRANSISTOR UN9211 (TX) Q27 1530002560 S.TRANSISTOR 2SC4403-3-TLQ28 1530002560 S.TRANSISTOR 2SC4403-3-TLQ29 1530002560 S.TRANSISTOR 2SC4403-3-TLQ30 1530002920 S.TRANSISTOR 2SC4226-T2 R25Q31 1530002920 S.TRANSISTOR 2SC4226-T2 R25Q32 1530002920 S.TRANSISTOR 2SC4226-T2 R25Q33 1530002850 S.TRANSISTOR 2SC4116-BL (TE85R) Q34 1590001140 S.TRANSISTOR UN9210 (TX) Q35 1520000650 S.TRANSISTOR 2SB1201-S-TLQ36 1590001170 S.TRANSISTOR XP1501-(TX) .AB

D1 1790000620 S.DIODE MA77 (TX) D2 1790000660 S.DIODE MA728 (TX) D3 1790000660 S.DIODE MA728 (TX) D4 1750000460 S.DIODE 1SV246-TLD5 1750000460 S.DIODE 1SV246-TLD6 1790000620 S.DIODE MA77 (TX) D7 1790001280 S.DIODE MA111 (TX) D8 1790000620 S.DIODE MA77 (TX) D9 1790000620 S.DIODE MA77 (TX) D13 1790001290 S.VARICAP MA304 (TX) D14 1790001290 S.VARICAP MA304 (TX) D15 1790001290 S.VARICAP MA304 (TX) D16 1790001290 S.VARICAP MA304 (TX) D17 1790000620 S.DIODE MA77 (TX) D18 1790001280 S.DIODE MA111 (TX) D19 1750000540 S.DIODE RB060L-40 TE-25D20 1790000670 S.DIODE SB07-03C-TBD21 1790000860 S.DIODE MA133 (TX) D22 1790001240 S.DIODE MA2S728-(TX) D23 1790000860 S.DIODE MA133 (TX) D24 1790001290 S.VARICAP MA304 (TX) D25 1790000620 S.DIODE MA77 (TX) D26 1720000670 S.VARICAP HVU17TRFD27 1790001280 S.DIODE MA111 (TX) D100 1730002270 S.ZENER MA8024 (TX)

FI1 2030000090 S.MONOLITH FL-325 (30.050 MHz) FI2 2020001780 S.CERAMIC CFWC450E

X1 6070000210 S.DISCRIMINATOR CDBCA450CX24X2 6050011040 S.XTAL CR-683 (29.600 MHz)

L1 6200008280 S.COIL 0.30-1.7-7TL 50NL2 6200008300 S.COIL 0.35-1.6-9TL 65NL3 6200008300 S.COIL 0.35-1.6-9TL 65NL4 6200001520 S.COIL MLF2012D R82K-TL5 6200008260 S.COIL 0.30-1.7-8TL 60NL6 6200008340 S.COIL 0.26-1.1-5TR 19.5NL7 6200008400 S.COIL 0.35-1.6-6TL 36NL8 6200005710 S.COIL ELJRE 27NG-FL9 6200003590 S.COIL EXCCL3225U1L10 6200002370 S.COIL LQN 1A 39NJ04L11 6200006670 S.COIL ELJRE 68NG-FL12 6200008190 S.COIL 0.25-1.9-8TL 80NL13 6200001630 S.COIL ELJNC R10K-FL14 6200002190 S.COIL MLF2012A 4R7K-TL15 6200008170 S.COIL 0.35-1.6-8TL 54NL16 6200008280 S.COIL 0.30-1.7-7TL 50NL18 6200007750 S.COIL LQN21A 56NJ04L21 6200008090 S.COIL LQN21A 68NJ04L22 6200007760 S.COIL LQN21A 82NJ04L23 6200008090 S.COIL LQN21A 68NJ04L24 6200002750 S.COIL MLF2012A 2R2K-TL25 6200003590 S.COIL EXCCL3225U1L26 6200008420 S.COIL HF50ACC 453215P-TL28 6200003590 S.COIL EXCCL3225U1L29 6200002240 S.COIL ELJFC 2R2K-FL31 6200002240 S.COIL ELJFC 2R2K-FL32 6200002240 S.COIL ELJFC 2R2K-FL33 6200002240 S.COIL ELJFC 2R2K-FL34 6200002240 S.COIL ELJFC 2R2K-FL35 6200003590 S.COIL EXCCL3225U1L36 6200002240 S.COIL ELJFC 2R2K-FL37 6200005510 S.COIL ELJND R27J-FL38 6200005510 S.COIL ELJND R27J-FL39 6200007000 S.COIL ELJRE 82NG-FL40 6130002950 S.COIL LB-342L41 6200004480 S.COIL MLF1608D R82K-TL42 6200002190 S.COIL MLF2012A 4R7K-TL43 6200003710 S.COIL NL 252018T-2R7JL44 6200001040 S.COIL MLF2012E 6R8M-TL300 6200003540 S.COIL MLF1608D R22K-TL301 6200003540 S.COIL MLF1608D R22K-T

R2 7030000260 S.RESISTOR MCR10EZHJ 47 Ω (470) R3 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R4 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R5 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ) R6 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ) R7 7030003370 S.RESISTOR ERJ3GEYJ 271 V (270 Ω) R8 7030003370 S.RESISTOR ERJ3GEYJ 271 V (270 Ω) R9 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R10 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R11 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ) R12 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R13 7030003660 S.RESISTOR ERJ3GEYJ 683 V (68 kΩ) R14 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ) R15 7030003260 S.RESISTOR ERJ3GEYJ 330 V (33 Ω) R16 7310003600 S.TRIMMER EVM-1XSX50 B34 (303) R17 7030003570 S.RESISTOR ERJ3GEYJ 123 V (12 kΩ) R18 7030003260 S.RESISTOR ERJ3GEYJ 330 V (33 Ω) R19 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R20 7030003290 S.RESISTOR ERJ3GEYJ 560 V (56 Ω) R21 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R22 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R23 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R24 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R25 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R26 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R27 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R28 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R29 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 kΩ) R30 7030003360 S.RESISTOR ERJ3GEYJ 221 V (220 Ω) R31 7030003620 S.RESISTOR ERJ3GEYJ 333 V (33 kΩ) R32 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R33 7030003360 S.RESISTOR ERJ3GEYJ 221 V (220 Ω) R34 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R35 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R36 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R37 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R38 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R39 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R40 7030003500 S.RESISTOR ERJ3GEYJ 332 V (3.3 kΩ)

REF ORDER DESCRIPTIONNO. NO.

[RF UNIT]REF ORDER DESCRIPTIONNO. NO.

[RF UNIT]

Page 20: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

6 - 4

S.=Surface mount

R43 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R44 7030003700 S.RESISTOR ERJ3GEYJ 154 V (150 kΩ) R45 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R46 7030003700 S.RESISTOR ERJ3GEYJ 154 V (150 kΩ) R47 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R48 7030003770 S.RESISTOR ERJ3GEYJ 564 V (560 kΩ) R49 7030003280 S.RESISTOR ERJ3GEYJ 470 V (47 Ω) R51 7030003280 S.RESISTOR ERJ3GEYJ 470 V (47 Ω) R52 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R53 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R54 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R55 7030003730 S.RESISTOR ERJ3GEYJ 274 V (270 kΩ) R56 7510001000 S.THERMISTOR TBPS1R154K475H5QR57 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R58 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R59 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R60 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R61 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R62 7030003760 S.RESISTOR ERJ3GEYJ 474 V (470 kΩ) R63 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R64 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R65 7030003290 S.RESISTOR ERJ3GEYJ 560 V (56 Ω) R66 7030003470 S.RESISTOR ERJ3GEYJ 182 V (1.8 kΩ) R68 7030003770 S.RESISTOR ERJ3GEYJ 564 V (560 kΩ) R69 7030003500 S.RESISTOR ERJ3GEYJ 332 V (3.3 kΩ) R70 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R71 7030003450 S.RESISTOR ERJ3GEYJ 122 V (1.2 kΩ) R72 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R73 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R74 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R75 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R76 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R77 7030003540 S.RESISTOR ERJ3GEYJ 682 V (6.8 kΩ) R78 7030003700 S.RESISTOR ERJ3GEYJ 154 V (150 kΩ) R79 7030003750 S.RESISTOR ERJ3GEYJ 394 V (390 kΩ) R80 7030003650 S.RESISTOR ERJ3GEYJ 563 V (56 kΩ) R81 7030003460 S.RESISTOR ERJ3GEYJ 152 V (1.5 kΩ) R82 7030003590 S.RESISTOR ERJ3GEYJ 183 V (18 kΩ) R83 7030003760 S.RESISTOR ERJ3GEYJ 474 V (470 kΩ) R84 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R85 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ) R86 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R87 7030003660 S.RESISTOR ERJ3GEYJ 683 V (68 kΩ) R88 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R89 7030003760 S.RESISTOR ERJ3GEYJ 474 V (470 kΩ) R90 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ) R91 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R92 7030003650 S.RESISTOR ERJ3GEYJ 563 V (56 kΩ) R93 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R94 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R95 7030003710 S.RESISTOR ERJ3GEYJ 184 V (180 kΩ) R96 7030003650 S.RESISTOR ERJ3GEYJ 563 V (56 kΩ) R97 7030003520 S.RESISTOR ERJ3GEYJ 472 V (4.7 kΩ) R98 7030003700 S.RESISTOR ERJ3GEYJ 154 V (150 kΩ) R99 7030003720 S.RESISTOR ERJ3GEYJ 224 V (220 kΩ) R100 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R101 7030003740 S.RESISTOR ERJ3GEYJ 334 V (330 kΩ) R102 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R103 7030000180 S.RESISTOR MCR10EZHJ 22 Ω (220) R104 7030000180 S.RESISTOR MCR10EZHJ 22 Ω (220) R105 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R106 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R107 7030000280 S.RESISTOR MCR10EZHJ 150 Ω (151) R108 7030000170 S.RESISTOR MCR10EZHJ 18 Ω (180) R109 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R110 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R111 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R112 7030003340 S.RESISTOR ERJ3GEYJ 151 V (150 Ω) R113 7030003610 S.RESISTOR ERJ3GEYJ 273 V (27 kΩ) R114 7030003370 S.RESISTOR ERJ3GEYJ 271 V (270 Ω) R115 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R116 7030003460 S.RESISTOR ERJ3GEYJ 152 V (1.5 kΩ) R117 7030003450 S.RESISTOR ERJ3GEYJ 122 V (1.2 kΩ) R118 7030003220 S.RESISTOR ERJ3GEYJ 150 V (15 Ω) R119 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R120 7030003650 S.RESISTOR ERJ3GEYJ 563 V (56 kΩ) R121 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R123 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R124 7030003660 S.RESISTOR ERJ3GEYJ 683 V (68 kΩ) R125 7030003320 S.RESISTOR ERJ3GEYJ 101 V (100 Ω) R126 7030003360 S.RESISTOR ERJ3GEYJ 221 V (220 Ω) R127 7030003540 S.RESISTOR ERJ3GEYJ 682 V (6.8 kΩ)

R128 7030003360 S.RESISTOR ERJ3GEYJ 221 V (220 Ω) R129 7030003540 S.RESISTOR ERJ3GEYJ 682 V (6.8 kΩ) R130 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R131 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R133 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ) R134 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 kΩ) R135 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R137 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R138 7030003760 S.RESISTOR ERJ3GEYJ 474 V (470 kΩ) R139 7030003200 S.RESISTOR ERJ3GEYJ 100 V (10 Ω) R140 7030003350 S.RESISTOR ERJ3GEYJ 181 V (180 Ω) R141 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R145 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R146 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R147 7030003570 S.RESISTOR ERJ3GEYJ 123 V (12 kΩ) R148 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R149 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R150 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R153 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R154 7030003820 S.RESISTOR ERJ3GEYJ 155 V (1.5 MΩ) R155 7030003800 S.RESISTOR ERJ3GEYJ 105 V (1 MΩ) R156 7030003450 S.RESISTOR ERJ3GEYJ 122 V (1.2 kΩ) R157 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R158 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 kΩ) R159 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R160 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R161 7030003730 S.RESISTOR ERJ3GEYJ 274 V (270 kΩ) R162 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R163 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R300 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R301 7030003430 S.RESISTOR ERJ3GEYJ 821 V (820 Ω) R549 7030003690 S.RESISTOR ERJ3GEYJ 124 V (120 kΩ) R550 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R551 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R553 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 kΩ) R554 7310003660 S.TRIMMER EVM-1XSX50 B55 (504) R555 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R556 7030003640 S.RESISTOR ERJ3GEYJ 473 V (47 kΩ) R557 7030003630 S.RESISTOR ERJ3GEYJ 393 V (39 kΩ)

C3 4030007050 S.CERAMIC C1608 CH 1H 220J-T-AC4 4030006980 S.CERAMIC C1608 CH 1H 070D-T-AC5 4030007060 S.CERAMIC C1608 CH 1H 270J-T-AC6 4030006940 S.CERAMIC C1608 CH 1H 030C-T-AC7 4030007040 S.CERAMIC C1608 CH 1H 180J-T-AC8 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC9 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC10 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC11 4030009510 S.CERAMIC C1608 CH 1H 010B-T-AC12 4030009510 S.CERAMIC C1608 CH 1H 010B-T-AC13 4030007030 S.CERAMIC C1608 CH 1H 150J-T-AC14 4030007030 S.CERAMIC C1608 CH 1H 150J-T-AC15 4030009510 S.CERAMIC C1608 CH 1H 010B-T-AC16 4030009500 S.CERAMIC C1608 CH 1H 0R5B-T-AC17 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC18 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC19 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC20 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC21 4030007120 S.CERAMIC C1608 CH 1H 820J-T-AC22 4030007060 S.CERAMIC C1608 CH 1H 270J-T-AC23 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC24 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC25 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC26 4510006140 S.ELECTROLYTIC ECEV1HS0R1SRC27 4030007100 S.CERAMIC C1608 CH 1H 560J-T-AC28 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC29 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC30 4030007080 S.CERAMIC C1608 CH 1H 390J-T-AC31 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC32 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC33 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC34 4030007080 S.CERAMIC C1608 CH 1H 390J-T-AC35 4030007070 S.CERAMIC C1608 CH 1H 330J-T-AC36 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC37 4550006250 S.TANTALUM TEMSVA 1A 106M-8LC38 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC39 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC40 4030006990 S.CERAMIC C1608 CH 1H 080D-T-AC41 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC42 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC43 4030007080 S.CERAMIC C1608 CH 1H 390J-T-A

REF ORDER DESCRIPTIONNO. NO.

[RF UNIT]REF ORDER DESCRIPTIONNO. NO.

[RF UNIT]

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[RF UNIT][RF UNIT]

S.=Surface mount

C44 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC45 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC46 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC47 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC48 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC49 4550002980 S.TANTALUM TEMSVA 1C 225M-8LC50 4510004440 S.ELECTROLYTIC ECEV1HA010SRC51 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC52 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC53 4030007050 S.CERAMIC C1608 CH 1H 220J-T-AC54 4030007080 S.CERAMIC C1608 CH 1H 390J-T-AC55 4030007040 S.CERAMIC C1608 CH 1H 180J-T-AC56 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC58 4030006980 S.CERAMIC C1608 CH 1H 070D-T-AC60 4030007150 S.CERAMIC C1608 CH 1H 151J-T-AC61 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC62 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC64 4550003250 S.TANTALUM TEMSVA 1V 474M-8LC65 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC66 4030006940 S.CERAMIC C1608 CH 1H 030C-T-AC67 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC68 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC69 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC70 4030009500 S.CERAMIC C1608 CH 1H 0R5B-T-AC71 4030007120 S.CERAMIC C1608 CH 1H 820J-T-AC72 4030006960 S.CERAMIC C1608 CH 1H 050C-T-AC73 4030006930 S.CERAMIC C1608 CH 1H 020C-T-AC74 4030009500 S.CERAMIC C1608 CH 1H 0R5B-T-AC75 4030007070 S.CERAMIC C1608 CH 1H 330J-T-AC76 4030006960 S.CERAMIC C1608 CH 1H 050C-T-AC77 4030010780 S.CERAMIC C1608 CH 1H 1R5C-T-AC78 4030007090 S.CERAMIC C1608 CH 1H 470J-T-AC79 4030007120 S.CERAMIC C1608 CH 1H 820J-T-AC80 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC81 4030011280 S.CERAMIC C1608 CH 1H 271J-T-AC82 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC83 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC84 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC85 4030007010 S.CERAMIC C1608 CH 1H 100D-T-AC87 4030007090 S.CERAMIC C1608 CH 1H 470J-T-AC88 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC89 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC90 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC91 4030007110 S.CERAMIC C1608 CH 1H 680J-T-AC92 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC93 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC94 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC95 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC96 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC97 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC98 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC99 4550006250 S.TANTALUM TEMSVA 1A 106M-8LC100 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC101 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC102 4550003250 S.TANTALUM TEMSVA 1V 474M-8LC103 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC104 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC106 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC107 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC108 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC109 4030006850 S.CERAMIC C1608 JB 1H 471K-T-AC110 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC111 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC112 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC113 4550006250 S.TANTALUM TEMSVA 1A 106M-8L [A23] onlyC114 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC115 4550006130 S.TANTALUM ECST1VY224RC116 4030011810 S.CERAMIC C1608 JB 1A 224K-T-NC117 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC118 4030007130 S.CERAMIC C1608 CH 1H 101J-T-AC119 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC120 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC121 4510005600 S.ELECTROLYTIC ECEV1CS100SRC122 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC123 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC124 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC125 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC126 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC127 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC128 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC129 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC130 4510006220 S.ELECTROLYTIC ECEV1CA101UP

C140 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC141 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC142 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC143 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC144 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC145 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC146 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC148 4030007090 S.CERAMIC C1608 CH 1H 470J-T-AC149 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC150 4030006990 S.CERAMIC C1608 CH 1H 080D-T-AC151 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC152 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC153 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC154 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC155 4030007070 S.CERAMIC C1608 CH 1H 330J-T-AC156 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC157 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC158 4030009500 S.CERAMIC C1608 CH 1H 0R5B-T-AC159 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC160 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC161 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC162 4030009520 S.CERAMIC C1608 CH 1H 020B-T-AC163 4030009520 S.CERAMIC C1608 CH 1H 020B-T-AC164 4030006930 S.CERAMIC C1608 CH 1H 020C-T-AC165 4030007030 S.CERAMIC C1608 CH 1H 150J-T-AC166 4030007120 S.CERAMIC C1608 CH 1H 820J-T-AC167 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC168 4550006360 S.TANTALUM ECST1VY104RC169 4550006150 S.TANTALUM ECST1CY105RC170 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC171 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC172 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC173 4550006220 S.TANTALUM TEMSVA 0J 156M-8LC174 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC175 4030007070 S.CERAMIC C1608 CH 1H 330J-T-AC177 4030007030 S.CERAMIC C1608 CH 1H 150J-T-AC178 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC179 4030010740 S.CERAMIC C1608 JB 1A 104K-T-AC180 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC181 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC182 4030007050 S.CERAMIC C1608 CH 1H 220J-T-AC183 4550006540 S.TANTALUM ECST1CY475RC184 4510006220 S.ELECTROLYTIC ECEV1CA101UPC185 4550006540 S.TANTALUM ECST1CY475RC186 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC187 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC188 4550006540 S.TANTALUM ECST1CY475RC190 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC191 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC192 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC193 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC195 4510006220 S.ELECTROLYTIC ECEV1CA101UPC196 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC197 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC198 4030006930 S.CERAMIC C1608 CH 1H 020C-T-AC199 4030007110 S.CERAMIC C1608 CH 1H 680J-T-AC200 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC201 4030007050 S.CERAMIC C1608 CH 1H 220J-T-AC202 4030012600 S.CERAMIC C2012 JB 1A 105M-T-AC203 4030007030 S.CERAMIC C1608 CH 1H 150J-T-AC204 4030007070 S.CERAMIC C1608 CH 1H 330J-T-AC205 4030006940 S.CERAMIC C1608 CH 1H 030C-T-AC206 4030007040 S.CERAMIC C1608 CH 1H 180J-T-AC281 4030011600 S.CERAMIC C1608 JB 1C 104KT-NC300 4030007120 S.CERAMIC C1608 CH 1H 820J-T-AC301 4030007000 S.CERAMIC C1608 CH 1H 090D-T-AC302 4030007150 S.CERAMIC C1608 CH 1H 151J-T-AC303 4030009650 S.CERAMIC C1608 CH 1H 240J-T-AC304 4030007110 S.CERAMIC C1608 CH 1H 680J-T-AC340 4510006220 S.ELECTROLYTIC ECEV1CA101UPC402 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC537 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC538 4030008960 S.CERAMIC C2012 JB 1C 104K-T-AC539 4030008960 S.CERAMIC C2012 JB 1C 104K-T-AC540 4550006540 S.TANTALUM ECST1CY475RC541 4550006540 S.TANTALUM ECST1CY475RC565 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC567 4030006860 S.CERAMIC C1608 JB 1H 102K-T-AC572 4030007020 S.CERAMIC C1608 CH 1H 120J-T-AC594 4030008470 S.CERAMIC C1608 JB 1H 272K-T-AC595 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC596 4030007150 S.CERAMIC C1608 CH 1H 151J-T-A

6 - 5

REF ORDER DESCRIPTIONNO. NO.REF ORDER DESCRIPTIONNO. NO.

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S.=Surface mount

C597 4030006900 S.CERAMIC C1608 JB 1E 103K-T-AC598 4030006850 S.CERAMIC C1608 JB 1H 471K-T-AC599 4030006850 S.CERAMIC C1608 JB 1H 471K-T-A

J1 6450000870 CONNECTOR HEC2711-01-020J2 6450002150 CONNECTOR HSJ1594-010010J3 6510019870 S.CONNECTOR AXK5S40045PJ4 6510021900 S.CONNECTOR BM02B-ASRS-TF

S1 2230001070 S.SWITCH JPM1990-2711RS2 2230001070 S.SWITCH JPM1990-2711R

W12 7030003860 S.JUMPER ERJ3GE JPW VW14 7030003860 S.JUMPER ERJ3GE JPW VW15 7030000010 S.JUMPER MCR10EZHJ JPW (000) W16 7030003860 S.JUMPER ERJ3GE JPW VW17 7030003860 S.JUMPER ERJ3GE JPW V

EP1 6910012350 S.BEAD MMZ1608Y 102BTEP2 0910052893 PCB B 5513C

6 - 6

REF ORDER DESCRIPTIONNO. NO.

Page 23: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

J1 6510022390 ANT connector BNC-R159 1

S1 7600000210 Encoder TP70N00E20-15F-1903 1

SP1 2510000840 Speaker CS028014-12 1

MP1 8210016991 1903 front panel(C)-1 assembly [IC-A23] 1

8210017131 1903 front panel(C)-1 assembly [IC-A5] 1

MP2 8010017151 1903 chassis-1 1

MP3 8930052580 2378 main seal 1

MP4 8930052601 1903 10-Key (A)-1 1

MP5 8930052650 2378 jack cap 1

MP9 8830001250 ANT connector-101 nut 1

MP11 8930046020 1123 sheet (A)-1 1

MP12 8930044460 1903 contact rubber 1

MP13 8930052620 2378 DC cap 1

MP14 8930044480 1903 lens 1

MP15 8830001340 1903 hexgon nut 1

MP16 8930053150 1903 rear sheet (K) [IC-A23] 1

8930053160 1903 rear sheet (L) [IC-A5] 1

MP17 8930044530 1903 rubber sheet 1

MP19 8610010530 Knob N263 1

MP20 8810008990 Screw PH BT M2 ×10 ZK 2

MP21 8810009510 Screw BT M2 × 4 NI-ZU 10

MP22 8810009630 Screw FH No.0 M2 × 4.5 NI B 2

MP25 8310049350 2378 window plate 1

MP27 8930046000 1903 microphone sponge 1

MP28 8930045940 1903 bottom sheet 1

W1 8900009640 Cable OPC-963 1

EP1 Optional product Antenna FA-B02AR 1

EP2 Optional product Battery BP-200L ACC [A5-USA],[A23-USA]only 1

EP3 Optional product Chager BC-110A [A5-USA],[A23-USA]only 1

MP1 8930044450 1903 belt clip 1

MP2 8010011960 Strap belt HK-005 1

W1 8900009980 Cable OPC-967 ACC [A23-USA]only 1

ZP1 0800005690 Lazer case LC-147 ACC [A23-USA]only 1

7 - 1

Screw abbreviations: PH: Pan head FH: Flat headNI: Nickel ZK: Black

SECTION 7 MECHANICAL PARTS AND DISASSEMBLY

7-1 CABINET PARTS[CHASSIS PARTS] [RF UNIT]

7-2 ACCESSORIES

EP1 MP1

EP2

EP3

MP2

REF NO.ORDER

NO.DESCRIPTION QTY.

QTY.

[LOGIC UNIT]

DS1 5030001860 LCD TTR3845-UPFDCN 1

EP2 8930052880 LCD contact SRCN-2378-SP-N-W 1

MC1 7700002310 Microphone EM-140 1

MP1 8210017030 2378 reflector 1

MP2 8930052681 2378 LCD holder-1 1

MP3 8930053560 Insulation sheet 1

MP4 8930053570 2378 LOGIC sheet 1

MP5 8510013360 2378 LOGIC shield 1

MP6 8930045910 Non-woven sheet BS 1

REF NO.ORDER

NO.DESCRIPTION QTY.

MP1 8950004800 1903 contact spring 1

MP2 8410002162 1903 PA heatsink-2 1

MP3 8510013200 2378 VCO case 1

MP4 8510013190 2378 VCO cover 1

MP5 8930053580 2378 RF sheet 1

MP6 8510013340 2378 RF shield 1

MP7 8510013350 2378 VCO shield 1

MP8 8510013450 2378 shield plate 1

MP9 8930041890 Aluminum sheet W 1

REF NO.ORDER

NO.DESCRIPTION QTY.

REF NO.ORDER

NO.DESCRIPTION

*IC-A5/A23-chg 00.8.23 4:32 PM Page 7 - 1

Page 24: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

7 - 2

MC1 (L)MP15 (C)

MP22 (C)

MP5 (C)MP19 (C)

MP9 (C)

DS1 (L)

EP2 (L)

MP1 (L)

MP3 (L)

MP3 (C)

S1 (C)

MP1 (R)

MP12 (C)

MP2 (C)

MP6 (C)

MP21 (C)

MP21 (C)

MP5 (L)

MP4 (L) MP3 (R)

MP7 (R)

MP4 (R)

MP9 (R)

MP8 (R)

MP6 (R)MP5 (R)

J1 (C)

MP2 (L)

MP20 (C)

MP16 (C) MP17 (C)

MP28 (C)

MP21 (C)MP11 (C)

MP27 (C)

MP4 (C)

W1 (C)

MP13 (C)

MP14 (C)

SP1 (C)

MP1 (C)

MP25 (C)

MP21 (C)

LOGIC UNIT

RF UNIT

Note(C): CHASSIS PARTS(R): RF UNIT(L): LOGIC UNIT

*IC-A5/A23-chg 00.8.23 4:33 PM Page 7 - 2

Page 25: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

NAME SYMBOL INSIDE VIEW

B1

E

B2

C1

C2

XP1501-AB 5R

E1

C2

B1

C1

E2

B2XP4315 CB

SECTION PARTS LISTSECTION 8 SEMI-CONDUCTOR INFORMATION

8 - 1 TRANSISTORS

NAME SYMBOL INSIDE VIEW NAME SYMBOL INSIDE VIEW

2SB1132 R BAR

B

C

E

2SB1182 TL Q B1182B

E

C

CE

B

B

B

E

E

CC

B

E

C

B

C C

E

B

E

C

G

S

D

S

D

G(top view)

S

2SB1201-S-TL B1201

2SB1462-R AR

2SK2973 K1

D

S

G2

G1

B

E

C

B

E

C

D2

D2

D1

D1

G2

S2

G1

S1

B1

E

B2

C1

C2

B

E

C

B

E

C

B

E

C

3SK151-Y UH3SK230-U1B U1B

2SK2974 K2974

DTB123EK T147 F12

DTC144EE TL 24

HAT1024R-EL 1024

UMS1 TL S1

UN9115 6E

UN9210 8L

UN9211 8AUN9213 8C

C1 C2

EB1 B2

XP1201 AI

2SC3357-RF RF

2SC4116-BL LL

2SC4211-6-TL L6

2SC4215-O QO

2SC4226-R25 R25

2SC4403-3-TL LY3

2SD1819A R LG

2SD2216-S Y

8 - 1

8 - 2 DIODES

NAME SYMBOL INSIDE VIEW

A CHVU17TRF E

ACMA304 7R

ACMA8024 2.4MA8036-L 3_6MA8051-H 5^1MA8100 10-

ACMA111 1BMA2S111 AMA2S728 BRB060L-40 36

A

A

A

C

C

C

MA6S121 M2D

A CMA728 2A

A CMA77 4B

A

C

SB07-03C-TB J

NAME SYMBOL INSIDE VIEW

A C

1SV246-TL CVMA133 MP

C

A

DA112 AZ

C

A

DA113W AY

A1

C2C1

DAP202U P

*IC-A5/A23-chg 00.8.23 5:58 PM Page 8 -1

Page 26: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

MICROPHONE

1

2

3

CLR

4

5

6

7

8

9

ENT

0

MR

DOWNUP

PWR

SQL ANL BANK F

9 - 1

9 - 1 LOGIC UNIT

• TOP VIEW The combination of this page and the next page showsthe unit layout in the same configuration as the actualP.C. Board.

SECTION 9 BOARD LAYOUTS

*IC-A5/A23-chg 00.8.23 5:31 PM Page 9-1

Page 27: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

9 - 2

40 21

201 14

+5V

HV

VCC

40 21

201

CE

SB

AT

TC

HG

CT

XC

SD

ATA

VC

CV

CC

UN

LKP

CK

PS

TB

PD

ATA

EX

TM

ICG

ND

+5V

HV

HV

VO

RD

ET

RF

DE

TV

OR

ON

RS

SI

JAC

KD

ET

VO

LCK

RF

ST

BS

CK

VO

LDA

TAG

ND

GN

DP

TT

EX

TP

TT

LIG

HT

DA

ST

BG

ND

GN

DG

ND

VR

EC

GN

DB

EE

PM

OD

GN

DG

ND

to RF unit J3

UP

E

DOWN

CHANNEL

CHASSIS

S1

• BOTTOM VIEWThe combination of this page and the previous pageshows the unit layout in the same configuration as theactual P.C. Board.

*IC-A5/A23-chg 00.8.23 5:29 PM Page 9-3

Page 28: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

9 - 3

EXT SP/MICJ2

ANTENNA

BatteryBP-200L9—9.6 V

J3

40 21

201

CE

SB

AT

TC

HG

CT

XC

SD

ATA

VC

CV

CC

UN

LKP

CK

PS

TB

PD

ATA

EX

TM

ICG

ND

+5V

HV

HV

VO

RD

ET

RF

DE

TV

OR

ON

RS

SI

JAC

KD

ET

VO

LCK

RF

ST

BS

CK

VO

LDA

TAG

ND

GN

DP

TT

EX

TP

TT

LIG

HT

DA

ST

BG

ND

GN

DG

ND

VR

EC

GN

DB

EE

PM

OD

GN

DG

ND

to RF unit J3

J1DC IN 9—12 V

CHG

1 2 P1

SP1

3

1 2

PTT LIGHT

1

2

3

MP1

27

6

1

4

5

9 - 2 RF UNIT

• TOP VIEW The combination of this page and the next page showsthe unit layout in the same configuration as the actualP.C. Board.

*IC-A5/A23-chg 00.8.23 5:31 PM Page 9-5

Page 29: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

9 - 4

3

2

71

4

56

CHG

1

2

3

MP1

BatteryBP—200L9—9.6 V

EXT SP/MICJ2

• BOTTOM VIEW

The combination of this page and the previous pageshows the unit layout in the same configuration as theactual P.C. Board.

*IC-A5/A23-chg 00.8.23 5:35 PM Page 9-7

Page 30: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

10 - 1

1st MIXIC1: TA31136FN

VCO

RF UNIT

LOGIC UNIT

CPUIC1: M38267M6L

ANT

1st IF 30.05 MHz

CHASSIS UNIT

2nd MIX

PLL

DA

, PLL

CK

, PLL

ST

2nd IF AMP (450 kHz)

2nd.

LO 2

9.6

MH

z

EMBI

AFC

WXC

ANLC

TXC

KEYMATRIX

UP

DOWN

VORDET

VORON

VORO

VORS

VORC

REC/PLAY

MICMUTE

ALCC

CLOUT

PLIN

AF POWER OUT

EXT MIC & CLONE I/O

+5V

BATT V-DET

COMMON

TX

RX

DATA

NOTES

BATTERY PACK

9.6 V

TX = 118.000 – 136.975 MHzRX = 108.000 – 136.975 MHz

RX = 161.600 – 163.275 MHz

AM

FM

Fre

q da

ta

BPF CTRL-V

1st L

oA

M=

78.8

5~10

7.82

5 M

Hz

FM

=13

2.45

~13

4.12

5 M

Hz

TX =118.0~136.975 MHzAM=78.85~107.825 MHz FM=132.45~134.125 MHzRX

(5.039 MHz)

T+5

R5

BATT V-DET BATT CHG CNT

CHASSIS UNIT

EL-VOL DATA

RF

DE

TV

LED SW

RF DETV & LED SW

LED CTRL

LED CTRL

UNLK

LPF

LOOPFIL

FM-DETS OUT

NOISEDET

D1: MA77D8, D9: MA77

ANTSW

D13: MA304

BPF

D14, D15, D16: MA304

BPF

FI1: FL-325

XTALBPF

LPF

D2: MA728D3: MA728

PWRDET

Q2: 2SK2974

AMPPWR

Q3: 2SK2973

AMPYGR

Q29: 2SC4403

BUFF

Q33: 2SC4116

VCO VCURRENTAMP

Q31, Q32: D24: MA304

2SC4226

IC3: TB31207FN

PLLIC

Q18: 2SC4211

DETAM

X1: CDBCA450CX24

IC505: M52429FP

EL-VOL

Q1: UMS1

ALCCTRL

Q35: 2SB1201Q36: XP1501

AF OUTCTRL

X2: CR-683(29.600 MHz)

IC6: TA7368F

AMPPWR

IC2: TC4W53F

AM/FMSW

IC13: NJM2107F

RSSIAMP

IC4: M62354GP

D-ACONVERT

IC5: BU4094BCFV

SHIFTRESISTOR

Q21: UN9210

ANLSW

D18: MA111

ANL

D26: HVU17freq-ADJ

IC7: HN58X2432

EEPROMX1: CR-534

DS1: 2378LED

LCD

Q1: 2SB1132Q2: 2SC4116

LEDDRV

Q8: XP1201

LEDDRV

Q9: XP1201

LEDDRV

DS4: LT1EP53A

Q7: 2SB1132Q8: 2SC4211

TXCTRL

D7: MA111

S5: POWER SW

D4: DA112D3: DAP202U

INITIALSET

Q10: 2SB1462D14: MA2S111

PTTDET

IC9: BA3308F

MIC-ANLAMP

R41

IC8: BU4094BCFV

SHIFTRESISTOR

Q19: UN9210

VORSW

CMP

BUFF

AMP

BPF BPF

IC15: ISD1420SI

VOICEREC/PLAY

Q11: XP4315

ALCCTRL

Q15: XP4315

VORCTRL

Q25: 2SB1132Q26: UN9211

D23: MA133D27: MA111

EXTMICCTRL

Q12: UN9211

MICMUTE

IC11: NJM2903V

FMDET

LPF

IC13: NJM2904V

PHASESHIFT

IC12: NJM2902V

BIAS

IC2: S-80945ALMP

RESET

IC14: NJM2903V

CMP

Q13: 2SC4211D17: MA2S111

AMP

IC3: S-81350HGD9: MA728

+5REG

IC16: S-81250SG

+5REG

Q7: XP1501Q4: 2SB1132

POWERSW

D10: MA2S111

Q24: HAT1024R

POWSW

J1:

DC 12V INPUT

SP1: INT SP

J2: EXTSP/MIC

D20: SB07-03CD21: MA133

BATTCHG SW

Q22: 2SB1132D22: MA2S728

12V/BATTSW

VCC HV

+5 V

D11: MA2S111Q5: UN9210

CLONEI/O

D25: MA77Q34: UN9210

RX SHIFT

Q20: UN9115

RXCTRL

D5: 1SV246

MODATT

LO SW

D6: MA77D17: MA77

MP1

123

123

THERMODETECT

R37: NTCCM16084LH

Q6: 2SC4403

BUFF

Q30: 2SC4403

BUFF

Q27, Q28: 2SC4403

BUFF

2SC3357Q4:

PREDRIVE

S1: DIAL E

UP

DN

MC1: EM-140

MIC

Q11: 3SK230

AMPRF

Q12: 3SK151

IC510: TC75W51F

AMPAF

AMPIF

Q15: 2SC4215

AMPIF

Q16: 2SC4215

AMPIF

Q13: 2SC4215

AMPIF

FI2: CFWC450E

BPFCERAMIC

ATT

D4: 1SV246

ALC

Q6: UN9213

BUFF

S2: PTT SW

+5V

Q23: UN9210

BUFF

LPF

Q5: 2SC4211

AMPALC

D7: MA8100D8: MA2S111Q3: 2SD2216

CHGV-SENS

Q14: 2SD1819A

AMPAGC

Q10: 2SD1819A

AMPAGC

Q17: 2SC4215

AMPIF

S1: LED SW

DS2–DS3:LNJ310MURA

DS5–DS10: LN1371G X6

LIMIT

SECTION 10 BOARD LAYOUTS

*IC-A5/A23-chg 00.8.23 5:35 PM Page 10

Page 31: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

C100.001

C110.001

C120.001

C130.001

C180.001

DS1TTR3845UPFDCN

SE

G29

SE

G28

SE

G27

SE

G26

SE

G31

SE

G25

SE

G24

SE

G23

SE

G22

SE

G39

SE

G38

SE

G37

SE

G36

SE

G21

SE

G20

SE

G19

SE

G18

SE

G30

SE

G17

SE

G16

SE

G15

SE

G14

SE

G13

SE

G12

SE

G11

SE

G10

SE

G9

SE

G8

SE

G7

SE

G6

SE

G1

SE

G5

SE

G4

SE

G0

SE

G3

SE

G2

CO

M3

CO

M2

CO

M1

CO

M0

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 251 2 3 4 5 6 7 8 9 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

S29

S28

S27

S26

S31

S25

S24

S23

S22

S39

S38

S37

S36

S21

S20

S19

S18

S30

S17

S16

S15

S14

S13

S12

S11

S10

S9

S8

S7

S6

S1

S5

S4

S0

S3

S2

CO

M3

CO

M2

CO

M1

CO

M0

VL1100 C1 99 C2 98 VL2 97 VL3 96 COM0 95 COM1 94 COM2 93 COM3 92 AVSS 91 VREF 90 VCC 89 SEG0 88 SEG1 87 SEG2 86 SEG3 85 SEG4 84 SEG5 83 SEG6 82 SEG7 81 SEG8 80 SEG9 79 SEG10 78 SEG11 77 SEG12 76SEG12SEG11SEG10

SEG3SEG4SEG5SEG6SEG7SEG8SEG9

SEG1SEG2

SEG0

SE

G13

SE

G14

SE

G15

SE

G16

SE

G17

P30

/SE

G18

P31

/SE

G19

P32

/SE

G20

P33

/SE

G21

P34

/SE

G22

P35

/SE

G23

P36

/SE

G24

P37

/SE

G25

P01

/SE

G27

P02

/SE

G28

P03

/SE

G29

P04

/SE

G30

P05

/SE

G31

P06

/SE

G32

P07

/SE

G33

P10

/SE

G34

P12

/SE

G36

P13

/SE

G37

P11

/SE

G35

P00

/SE

G26

75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51

SE

G13

SE

G14

SE

G15

SE

G16

SE

G17

SE

G18

SE

G19

SE

G20

SE

G21

SE

G22

SE

G23

SE

G24

SE

G25

SE

G26

SE

G27

SE

G28

SE

G29

SE

G30

SE

G31

CH

GC

EC

K

EC

K

PC

ON

PC

ON

SE

G36

SE

G37

P67

/AN

7

P66

/AN

6

P65

/AN

5

P64

/AN

4

P63

/SC

LK22

/AN

3

P62

/SC

LK21

/AN

2

P61

/SO

UT

2/A

N1

P60

/SIN

2/A

N0

P57

/AD

T/D

A2

P56

/DA

1

P55

/CN

TR

1

P54

/CN

TR

0

P53

/RT

P1

P52

/RT

P0

P51

/PW

M1

P50

/PW

M0

P47

/SR

DY

1

P46

/SLC

K1

P45

/TX

D

P44

/RX

D

P43

/TO

UR

P42

/INT

2

P41

/INT

1

P40

P77

10 11 12 13 15 16 17 18 19 20 21 22 23 24 251 2 3 4 5 6 7 8 9

SB

AT

T

PD

ATA

PC

K

PS

TB

BE

EP

VO

RS

DIC

K

KS

3

KS

2

KS

1

KS

0

KS3KS2KS1KS0

LIG

HT

BP

CP

I

CLO

UT

CLI

N

DIU

D

VO

RC

PO

WE

R

PT

T

JAC

KD

ET

14

1 2 3 45678

IC7HN58X2432TI

A0

A1

A2

VS

S

VC

C

VC

C

TE

ST

SC

LS

DA

C230.001

C270.001

C240.022

R191M

C13510

C827p

C440.001

R610k

C724p

C47470p

NCINNFNFNCINNC

8 9 10 11 12 13 14

R4239

C8815

R43100k

VORDET

+5V

HV

PTT

TXC

VCC

EXTMIC

EXTPTT

D11MA2S111

Q5UN9210

C350.001R21

10kC310.001

C3447

C330.001

Q42SB1182

321

5 4

Q7XP1501

+5V

1 2 3

VO

UT

VIN

GU

D

NC

NC

D10MA2S111

C290.1

C2822

R224.7k

R2010k

IC16S-81250SG-QD

Q6UN9213

R981M

4 5

1 2 345

OU

TV

DD

VS

S

CD

NC

C250.01

C2647

R1810k

C220.001

R1710k

Q32SD2216C20

0.001

C60.001

R16100k

R5100k

UN

LK

CH

GC

COM0COM1COM2COM3

R2100k

R3100k

R4100k

C1380.1

C1390.1

C14010

R147k

C20.1

P76P75P74P73P72P71

P70/INT0RESET

XCINXCOUT

XINXOUT

VSSP27P26P25P24P23P22P21P20P17P16

P15/SEG39P14/SEG38

26272829303132333435363738394041424344454647484950 SEG38

SEG39

EDATA

VOLCK

SDATA

DASTB

VOLDATASCK

RFSTB

UNLK

UN

LK

KR0KR1KR2KR3

MASTB

RESET

RE

SE

T

DCC

DC

C

KR4

OE

R3022k

IC2S-80945ALMP-DA9-T2

321

5 4

Q8XP1201

BUSYLED

PTT

+5V

+5V

EXTPTT

INI

VCC

LIGHTC

LIG

HT

C

VO

RD

ET

D12MA2S111

R25180

C430.001

R271k

R26180 R28

470

Q9XP1201

321

5 4

C530.001

R11033k

D14MA2S111Q10

2SB1462

R32470

C510.001

C494.7

R3510k

C500.047

R34220k

C520.001

R3310k

C190.001

R3133k

D13MA8051 H

C480.01

Q22SC4211

Q12SB1132

R143.3kR11

390R12390

R13390

C90.1

R153.9k

C1041

C1070.1

C1113.3

C10310

R74220k

R734.7k

R7556k

R7633k

R796.8kC105

10

R811.8k

C1080.001

R80150k

C1090.001

C1060.001

R77220k

C1100.1

R87TBPS1

R8518k

C1120.1

R83220k

R784.7k

R824.7k

1 2 3 4 5 6 7 8

91011121314

R4

R6315k

R62220k

R6147k

C102470p

5678

D16MA2S111

1 2 3 4

IC11 NJM2903V

R6039k

C1010.001

QSQSQ8Q7Q6Q5OEVDD

9 10 11 12 13 14 15 16 1

2 3 4 5 6 7 8

STRD

CLKQ1Q2Q3Q4

VSS

OE

Q12 UN9211IC-A23 only

R3922k

C860.015

R40100k

R4147k

IC8 BU4094BCFV

MM

UT

E

SDATASCKVORONPLAYCRECCLIGHTC

MASTB

Q17DTC144EE

Q16DTB123

C870.0047

ALC

C

6 5 4

321

C450.001

IC12 NJM2902V

+5V

KR0

KR1

KR2

KR3

KS3

KS2

KR4

INI

INI

KS1

KS0

R5631M

R5641M D4

DA112

R5621M

R5611M

D3DAP202UD2

MA6S121

D1MA2S111

VIN

VO

RD

RS

SI

RF

DE

T

TH

RM

C

R1011k

R1041k

R1031k

C4 0.1

C128 0.1

C5 0.001

C129 0.1

C130 0.1

C131 0.1

R1001k R102

1k

R1081M

R1071M

DIC

K

DIU

D

S2UP

S3DWN

S4SQL

S5POWER

S9CLR

S83

S72

S61

S104

S115

S126

S13ANL

S17BANK

S169

S158

S147

S18ENT

S190

S20MR

S21F

C1260.1

R9100k

R111100k

R10100k

R710k

R8100k

D7MA8100 M

D8MA2S111

D9MA728

IC3S-81350HG-KD

C420.001

R24100k

R23220k

D18MA8051 H

D3DA113

IC1M38267M8L-266GP

OG

I

Q11XP4315

R37NTCCM16084LH

R38100k C3

0.

R3615k

VIN

CLO

UT

CLOUT

CLI

N

TH

ER

MC

+5V

BDET

C10.001

X15.039MHz

DS4LT1EP53A

DS3LNJ310M6URA

DS2LNJ310M6URA

DS9LN1371G-

DS10LN1371G-

DS8LN1371G-

DS5LN1371G-

DS6LN1371G-

DS7LN1371G-

S1

CHASSIS

UPE

ON MC1EM-140

W10

IC-A23 only IC-A5 only

IC-A23 only

KS0

KS1

INI

LOGIC UNIT

5.0V

5.1V

T:5.0VR:0.0V

9.3V

9.6V in = 9.6V12V in = 12V

9.6V in = 5.0V12V in = 0V

T:0.0VR:4.7V

5.0V

SECTION 11 VOLTAGE DIAGRAM

11 - 1

11 - 1 LOGIC UNIT

COMPLETE VIEW

Page 32: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

C910.0047

R48100k

R58100k

R59100k

C931

C1000.001

R52120k

R109100k

C990.001

C9010

C920.001

R46TBPS1R104K475H5Q

R45 33k

C890.001

R6918k

C1160.001 C117

0.1 C1230.001

R7118k

R70180k

C1180.0047

R724.7k

C980.1

SP—VCCAMICMIC REFAGCANA INANA OUTNCPLAYLPLAYERECLEDXCLKRECVCCD

IC15 ISD1420SI

A0A1A2A3A4A5NCNCA6A7NC

VSSDVSSA

SP+

NCIN2NF2NF1NCIN1NC OUT1

GNDNC

ALCVCC

NCOUT2

1234567 8

9 10 11 12 13 14

R4415k

R4239

IC9 BA3308F

C13610

C1371

C8815

R43100k

C1270.47

R471MD15

MA8036L

1234567891011121314 15

16 17 18 19 20 21 22 23 24 25 26 27 28

C6010.22

C650.001

C660.001

C590.001

R113120k

+5V

+5V

HVHVVREC

SCK

JACKDET

TO RF UNIT J3

PTT

VOLCK

RFSTB

VOLDATA

OE

UNLK

TXC

SBAT

CHGC

VCC

SDATA

PCK

PSTB

PDATA

EXTMICDASTB

LIGHT

EXTPTT

VORDET

VORDETVORDET

VORON

RFDETBEEP

MOD

RSSI

+5V

HV

SCK

JACKDET

PTT

PTT

VOLCK

RFSTB

VOLDATA

OE

UNLK

TXC

TXC

SBAT

CHGC

VCCVCC

SDATA

PCK

PSTB

PDATA

EXTMICEXTMICDASTB

LIGHT

EXTPTT

EXTPTT

RFDETBEEP

RSSI

D11MA2S111

Q5UN9210

C1041

C1070.1

C1113.3

C10310

R74220k

R734.7k

R7556k

R7633k

R796.8kC105

10

R811.8k

C1080.001

R80150k

C1090.001

C1060.001

R77220k

0

R844.7k C113

0.1

R87TBPS1S333K460H5Q

R8518k

C1120.1

R83220k

R784.7k

R9139k

R8833k

R824.7k

1 2 3 4 5 6 7 8

91011121314

R644.7k

R6315k

R62220k

R6147k

C102470p

C1150.1

C1140.1

R66220k

1 2 3 4 5

678

IC13 NJM2904V

C12510

R68270k

R6710k

C1190.001

R89470

R90100k

R9522k

R93470k

R94820k

1 2

3 4 5

678

IC14 NJM2903V

C1220.1

R1122.2M

D17MA2S111

R55812k

VO

RS

VO

RD

Q132SC4211

C6000.01

C1210.01

R5601M(IC-A5 only)

VO

RC

R864.7k

5678

D16MA2S111

1 2 3 4

IC11 NJM2903V

R6039k

C1010.001

QSQSQ8Q7Q6Q5OEVDD

9 10 11 12 13 14 15 16 1

2 3 4 5 6 7 8

STRD

CLKQ1Q2Q3Q4

VSS

OE OE

Q12 UN9211IC-A23 only

R3922k

C860.015

R40100k

R4147k

IC8 BU4094BCFV

MM

UT

E

SDATASCKVORONPLAYCRECCLIGHTC

MASTBSDATASCKVORONPLAYCRECC

MASTBSDATASCK

VORON

VORON

+5V

MASTB

Q17DTC144EE

Q16DTB123EK

C870.0047

ALC

C

6 5 4

321

C450.001

IC12 NJM2902V

H

R96100k

C12022

R559100k (IC-A5 only)

R65220k

Q11XP4315

R37NTCCM16084LH

R38100k C37

0.001

R3615k

CLO

UT

CLOUT

CLI

N

TH

ER

MC

+5V

1

5

10

15

20

40

21

25

30

35

Q15XP4315

J1

654

3 2 1

3 only

IC-A23 only

5.0V

5.0V

VOR CH: 5.0V

COMPLETE VIEW

Page 33: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

C100.001

C110.001

C120.001

C130.001

C180.001

DS1TTR3845UPFDCN

SE

G29

SE

G28

SE

G27

SE

G26

SE

G31

SE

G25

SE

G24

SE

G23

SE

G22

SE

G39

SE

G38

SE

G37

SE

G36

SE

G21

SE

G20

SE

G19

SE

G18

SE

G30

SE

G17

SE

G16

SE

G15

SE

G14

SE

G13

SE

G12

SE

G11

SE

G10

SE

G9

SE

G8

SE

G7

SE

G6

SE

G1

SE

G5

SE

G4

SE

G0

SE

G3

SE

G2

CO

M3

CO

M2

CO

M1

CO

M0

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 251 2 3 4 5 6 7 8 9 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

S29

S28

S27

S26

S31

S25

S24

S23

S22

S39

S38

S37

S36

S21

S20

S19

S18

S30

S17

S16

S15

S14

S13

S12

S11

S10

S9

S8

S7

S6

S1

S5

S4

S0

S3

S2

CO

M3

CO

M2

CO

M1

CO

M0

VL1100 C1 99 C2 98 VL2 97 VL3 96 COM0 95 COM1 94 COM2 93 COM3 92 AVSS 91 VREF 90 VCC 89 SEG0 88 SEG1 87 SEG2 86 SEG3 85 SEG4 84 SEG5 83 SEG6 82 SEG7 81 SEG8 80 SEG9 79 SEG10 78 SEG11 77 SEG12 76SEG12SEG11SEG10

SEG3SEG4SEG5SEG6SEG7SEG8SEG9

SEG1SEG2

SEG0

SE

G13

SE

G14

SE

G15

SE

G16

SE

G17

P30

/SE

G18

P31

/SE

G19

P32

/SE

G20

P33

/SE

G21

P34

/SE

G22

P35

/SE

G23

P36

/SE

G24

P37

/SE

G25

P01

/SE

G27

P02

/SE

G28

P03

/SE

G29

P04

/SE

G30

P05

/SE

G31

P06

/SE

G32

P07

/SE

G33

P10

/SE

G34

P12

/SE

G36

P13

/SE

G37

P11

/SE

G35

P00

/SE

G26

75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51

SE

G13

SE

G14

SE

G15

SE

G16

SE

G17

SE

G18

SE

G19

SE

G20

SE

G21

SE

G22

SE

G23

SE

G24

SE

G25

SE

G26

SE

G27

SE

G28

SE

G29

SE

G30

SE

G31

CH

GC

EC

K

EC

K

PC

ON

PC

ON

SE

G36

SE

G37

P67

/AN

7

P66

/AN

6

P65

/AN

5

P64

/AN

4

P63

/SC

LK22

/AN

3

P62

/SC

LK21

/AN

2

P61

/SO

UT

2/A

N1

P60

/SIN

2/A

N0

P57

/AD

T/D

A2

P56

/DA

1

P55

/CN

TR

1

P54

/CN

TR

0

P53

/RT

P1

P52

/RT

P0

P51

/PW

M1

P50

/PW

M0

P47

/SR

DY

1

P46

/SLC

K1

P45

/TX

D

P44

/RX

D

P43

/TO

UR

P42

/INT

2

P41

/INT

1

P40

P77

10 11 12 13 15 16 17 18 19 20 21 22 23 24 251 2 3 4 5 6 7 8 9

SB

AT

T

PD

ATA

PC

K

PS

TB

BE

EP

VO

RS

DIC

K

KS

3

KS

2

KS

1

KS

0

KS3KS2KS1KS0

LIG

HT

BP

CP

I

CLO

UT

CLI

N

DIU

D

VO

RC

PO

WE

R

PT

T

JAC

KD

ET

14

1 2 3 45678

IC7HN58X2432TI

A0

A1

A2

VS

S

VC

C

VC

C

TE

ST

SC

LS

DA

C230.001

C270.001

C240.022

R191M

C13510

C827p

C440.001

R610k

C724p

C47470p

C910.0047

R48100k

R58100k

R59100k

C931

C1000.001

R52120k

R109100k

C990.001

C9010

C920.001

R46TBPS1R104K475H5Q

R45 33k

C890.001

R6918k

C1160.001 C117

0.1 C1230.001

R7118k

R70180k

C1180.0047

R724.7k

C980.1

SP—VCCAMICMIC REFAGCANA INANA OUTNCPLAYLPLAYERECLEDXCLKRECVCCD

IC15 ISD1420SI

A0A1A2A3A4A5NCNCA6A7NC

VSSDVSSA

SP+

NCIN2NF2NF1NCIN1NC OUT1

GNDNC

ALCVCC

NCOUT2

1234567 8

9 10 11 12 13 14

R4415k

R4239

IC9 BA3308F

C13610

C1371

C8815

R43100k

C1270.47

R471MD15

MA8036L

1234567891011121314 15

16 17 18 19 20 21 22 23 24 25 26 27 28

C6010.22

C650.001

C660.001

C590.001

R113120k

+5V

+5V

HVHVVREC

SCK

JACKDET

TO RF UNIT J3

PTT

VOLCK

RFSTB

VOLDATA

OE

UNLK

TXC

SBAT

CHGC

VCC

SDATA

PCK

PSTB

PDATA

EXTMICDASTB

LIGHT

EXTPTT

VORDET

VORDETVORDET

VORON

RFDETBEEP

MOD

RSSI

+5V

HV

SCK

JACKDET

PTT

PTT

VOLCK

RFSTB

VOLDATA

OE

UNLK

TXC

TXC

SBAT

CHGC

VCCVCC

SDATA

PCK

PSTB

PDATA

EXTMICEXTMICDASTB

LIGHT

EXTPTT

EXTPTT

RFDETBEEP

RSSI

D11MA2S111

Q5UN9210

C350.001R21

10kC310.001

C3447

C330.001

Q42SB1182

321

5 4

Q7XP1501

+5V

1 2 3

VO

UT

VIN

GU

D

NC

NC

D10MA2S111

C290.1

C2822

R224.7k

R2010k

IC16S-81250SG-QD

Q6UN9213

R981M

4 5

1 2 345

OU

TV

DD

VS

S

CD

NC

C250.01

C2647

R1810k

C220.001

R1710k

Q32SD2216C20

0.001

C60.001

R16100k

R5100k

UN

LK

CH

GC

COM0COM1COM2COM3

R2100k

R3100k

R4100k

C1380.1

C1390.1

C14010

R147k

C20.1

P76P75P74P73P72P71

P70/INT0RESET

XCINXCOUT

XINXOUT

VSSP27P26P25P24P23P22P21P20P17P16

P15/SEG39P14/SEG38

26272829303132333435363738394041424344454647484950 SEG38

SEG39

EDATA

VOLCK

SDATA

DASTB

VOLDATASCK

RFSTB

UNLK

UN

LK

KR0KR1KR2KR3

MASTB

RESET

RE

SE

T

DCC

DC

C

KR4

OE

R3022k

IC2S-80945ALMP-DA9-T2

321

5 4

Q8XP1201

BUSYLED

PTT

+5V

+5V

EXTPTT

INI

VCC

LIGHTC

LIG

HT

C

VO

RD

ET

D12MA2S111

R25180

C430.001

R271k

R26180 R28

470

Q9XP1201

321

5 4

C530.001

R11033k

D14MA2S111Q10

2SB1462

R32470

C510.001

C494.7

R3510k

C500.047

R34220k

C520.001

R3310k

C190.001

R3133k

D13MA8051 H

C480.01

Q22SC4211

Q12SB1132

R143.3kR11

390R12390

R13390

C90.1

R153.9k

C1041

C1070.1

C1113.3

C10310

R74220k

R734.7k

R7556k

R7633k

R796.8kC105

10

R811.8k

C1080.001

R80150k

C1090.001

C1060.001

R77220k

C1100.1

R844.7k C113

0.1

R87TBPS1S333K460H5Q

R8518k

C1120.1

R83220k

R784.7k

R9139k

R8833k

R824.7k

1 2 3 4 5 6 7 8

91011121314

R644.7k

R6315k

R62220k

R6147k

C102470p

C1150.1

C1140.1

R66220k

1 2 3 4 5

678

IC13 NJM2904V

C12510

R68270k

R6710k

C1190.001

R89470

R90100k

R9522k

R93470k

R94820k

1 2

3 4 5

678

IC14 NJM2903V

C1220.1

R1122.2M

D17MA2S111

R55812k

VO

RS

VO

RD

Q132SC4211

C6000.01

C1210.01

R5601M(IC-A5 only)

VO

RC

R864.7k

5678

D16MA2S111

1 2 3 4

IC11 NJM2903V

R6039k

C1010.001

QSQSQ8Q7Q6Q5OEVDD

9 10 11 12 13 14 15 16 1

2 3 4 5 6 7 8

STRD

CLKQ1Q2Q3Q4

VSS

OE OE

Q12 UN9211IC-A23 only

R3922k

C860.015

R40100k

R4147k

IC8 BU4094BCFV

MM

UT

E

SDATASCKVORONPLAYCRECCLIGHTC

MASTBSDATASCKVORONPLAYCRECC

MASTBSDATASCK

VORON

VORON

+5V

MASTB

Q17DTC144EE

Q16DTB123EK

C870.0047

ALC

C

6 5 4

321

C450.001

IC12 NJM2902V

+5V

KR0

KR1

KR2

KR3

KS3

KS2

KR4

INI

INI

KS1

KS0

R5631M

R5641M D4

DA112

R5621M

R5611M

D3DAP202UD2

MA6S121

D1MA2S111

VIN

VO

RD

RS

SI

RF

DE

T

TH

RM

C

R1011k

R1041k

R1031k

C4 0.1

C128 0.1

C5 0.001

C129 0.1

C130 0.1

C131 0.1

R1001k R102

1k

R1081M

R1071M

DIC

K

DIU

D

S2UP

S3DWN

S4SQL

S5POWER

S9CLR

S83

S72

S61

S104

S115

S126

S13ANL

S17BANK

S169

S158

S147

S18ENT

S190

S20MR

S21F

C1260.1

R9100k

R111100k

R10100k

R710k

R8100k

D7MA8100 M

D8MA2S111

D9MA728

IC3S-81350HG-KD

C420.001

R24100k

R23220k

D18MA8051 H

R96100k

C12022

R559100k (IC-A5 only)

R65220k

D3DA113

IC1M38267M8L-266GP

OG

I

Q11XP4315

R37NTCCM16084LH

R38100k C37

0.001

R3615k

VIN

CLO

UT

CLOUT

CLI

N

TH

ER

MC

+5V

1

5

10

15

20

40

21

25

30

35

BDET

C10.001

X15.039MHz

Q15XP4315

DS4LT1EP53A

DS3LNJ310M6URA

DS2LNJ310M6URA

DS9LN1371G-

DS10LN1371G-

DS8LN1371G-

DS5LN1371G-

DS6LN1371G-

DS7LN1371G-

J1

S1

CHASSIS

UPE

ON MC1EM-140

W10

IC-A23 only

654

3 2 1

IC-A5 only

IC-A23 only

IC-A23 only

KS0

KS1

INI

LOGIC UNIT

5.0V

5.1V

T:5.0VR:0.0V

5.0V

9.3V

9.6V in = 9.6V12V in = 12V

9.6V in = 5.0V12V in = 0V

T:0.0VR:4.7V

5.0V

VOR CH: 5.0V

LEFT SIDE RIGHT SIDE

SECTION 11 VOLTAGE DIAGRAM

11 - 1

11 - 1 LOGIC UNIT

Page 34: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

9.3V

TX: 3.2VRX: 0.0V

TX: 0.0VRX: 0.2V

TX: 0.0VRX: 4.4V

TX: 0.0VRX: 0.1V

TX: 0.0VRX: 1.2V

TX: 0.0VRX: 0.2V

TX: 0.0VRX: 4.2V

TX: 0.0VRX: 1.2V

TX: 0.0VRX: 0.2V

TX: 0.0VRX: 1.4V

TX: 0.0VRX: 4.8V

TX: 9.1VRX: 9.2V

TX: 0.0VRX: 2.5V

TX: 3.2VRX: 0.0V

TX: 3.5VRX: 0.0V

TX: 4.9VRX: 0.0V

1.2V

5.0V

C230.001

C2227p

C240.001

C3039p

C250.001

C310.001

C320.001

C330.001

C2756p

C260.1

C610.001

C8747p

C840.001 C85

10p

C800.001

C81270p

C890.01

C880.01

C900.01

C980.001

C960.1

C950.01

C940.01

C1170.1

C118100p

C1790.1

C1780.01

C19968p

C17715p

C17533p

C1982p

C1670.001

C16682p

C2000.001

C16515p

C1680.1

C1740.001

C17315

C1700.001

C1642p

C1632p

C1622p

C1860.001

C1870.001C188

4.7

C5390.1

C5380.1

VIN

1

VO

UT

1

GN

D

DA

TAC

LK

VC

C

VO

UT

2

VIN

2

5678

1 2 3 4

C1560.001

C15533p

C1530.001

C1540.001

C1520.001

C1600.001

C1590.001

C1610.001

C1580.5p

C1570.001

R95180k

C1070.1R98

150k

C1110.01

C1080.01

C1140.01

R974.7k C109

470pC1120.1

R9656k

R932.2k

R88100k

R8768k

C1040.01

C1060.01

R89470k

C1010.001

R904.7k

R9256k

R912.2k

R854.7k

R84100k

R8218k

C1000.01

C1020.47

R79390k

R8056k

R776.8k

R7610kC99

10

R751k

C970.01

R74100k

C1030.1

R83470k

R811.5k

C30324p

C3019p

C30468k

C302150p

C30082p

C20122p

C9168p

C920.001

C930.001

R68560k

R693.3k

R1561.2k

R661.8k

C20433p

C2053p C203

15pC20618p

C830.001

C820.001

R64100

R6110k

R62470k

R60100kR63

220kR6556

R211k

R222.2k

R2056

R1712k

C3439p

C290.001

C3533p

R1910k

C360.001

C4020.001

C440.001

R36100

R38100

C450.001

R37470 R33

220C420.001

C4339p

C470.001

R3510k

C460.001

R3410k

R3910k

C480.001

C501

C520.1

C510.001 C49

2.2

R403.3k

C11310

R102100k

R101330k

R100100k

C1150.22

C1970.01

R157100k

C2810.1

R138470k

C1800.001 R137

47kR13110k

R1302.2k

C1720.001

R1296.8k

R126220

R128220

R125100

R12468k

R123470

R1276.8k

R121470

R119470

R12056k

R11815

R111.5k

R117220

C18222p

R140180

C1834.7

C1960.001

C184100

C1854.7

R14712k

R14510k

R14110k

C5950.01

C5940.0027

C596150p

R55739k

C5414.7

R551100k

R553100k

R554500k

R55547k

R1551M

R1541.5M

R1342.2k

R1351k

C1691

R133100k

R14610k

R1481k

C5370.001

R150100k

R14910k

R3001k

R301820

C2021

EXTPTTEXTMICSTDET

R16047k

3

14

R162100k

C5404.7

R163100k

R161270k

IC14NJM2107F

5

2

R55647k

R550100k

C5970.01

R15822k

WXC

WXC

EMBI

AFC

EMBIAFC

SBATT

VCC

MOD

BEEP

+5V

CHGC

HVEMBI

SBATT

VCC

CHGC

HV

UNLK

VOLDATA

JACKDET

VOLCK

EXTMICEXTPTT

VREC

R159100k

R549120k

R28100

C410.001

R2915k

R30220

R3133k

R32100

C3710

R26100k C38

0.001

C390.001

R251k

R271k

C408p

R2410k

R2310k

R1533

R1650k

R1422k

R1833

R1247k

R1368k

R78150k

R711.2k

R72470

R702.2k

R73100k

R862.2k

C1160.22

R1531M

R99220k

Q72SB1132

Q82SC4211

Q20UN9115

Q19UN9210

VS

S

NO

AO

3

AO

4

AO

5

AO

6

VD

D

VC

C

IC4M62354GP

CLK

AO

1

AO

2

GN

D

DO

LD

D1

NC

FIN1 1

GND 2

CLK 3

DATA 4

STB 5

BS1 6

BS2 7

FIN2 8

CP29GND10LD11

BO12XOUT13XIN14VCC15CP116

IC3TB31207AFN

Q332SC4116

Q34UN9210

Q322SC4226

Q312SC4226

Q302SC4226

Q292SC4403

Q22SK2974

Q32SK2973

Q42SC3357Q6

2SC4403

Q52SC4211

Q142SD1819

IC1TA31136FN

Q132SC4215

Q123SK151

OSCIN 1

OSCOUT 2

MIXOUT 3

VCC 4

IFIN 5

DEC 6

FILOUT 7

FILIN 8

AFOUT9QUAD10IFOUT11RSSI12N-DET13N-REC14GND15MIXIN16Q16

2SC4215Q172SC4215

Q152SC4215

Q182SC4211

IC13NJM2107F

Q21UN9210

ST

R

1 2 3

Q1

4

Q2

5

Q3

6

Q4

7

VS

S

8 1 2 3 4 5 6 7 8

QS

9

QS

10

Q8

11

Q7

12

Q6

13

Q5

14

OE

VD

D

IC5BU4094BCFV

16 15 9101112131416 15

CLK

D

1 2 3 4

5678

IC2TC4W53FU

NC 1

VCC 2

NC 3

VIN 4

RIPPLE 5

NF6

PHASE7

PREGND8

PWGND9

POUT10

IC6TA7368F

IC505M62429FP

IC510TC75W51FU

L619.5nH

L736nH

L827nH

L9EXCCL3225U

L1039nH

L1168nH

L1280nH

L130.1 H

D6MA77

D51SV246

D7MA111

D18MA111

R94100

L3010.22 H

L3000.22 H

L410.82 H

L40LB-342

D24MA304

D25MA77 L39

82nH

L242.2 H

L432.7 H

L446.8 H

D17MA77

D41SV246

L144.7 H

T+5

D100MA8024

L424.7 H

D26HVU17

Q36XP1501 Q35

2SB1201

X1CDBCA450CX24

FI130.050 MHz

FI2CFWC450E

W12

VCC

MP2

1 2

34

R5

X229.600MHz

EP1

W17

1

3

2

45

SDATA

+5V +5V

+5V

R5C

VORON

VORDET

RSSI

RFDETV

TXC

VCC

DETO

+5V

AN

LC

DE

TM

UT

E

DETMUTE

R5C

R5C

CHGC

EXTMIC

VORDET

VO

RD

ET

PCK

RSSI

RS

SI

+5V +5V

UNLK

PSTB

PDATA

RFDETV

RF

DE

TV

OE

VORON

VO

RO

N

TXC

TX

C

PTT

LIGHT

VREC

JACKDET

VOLCK

SCK

VOLDATA

RFSTB

RF

ST

B

EXTPTT

TO LOGIC UNITJ1

BEEP

MOD

SBATT

HV

SDATA

VCC

VCC

HV

DASTB

GND

GND

GND

GNDGNDGND

GND

GND

GND

35

34

33

32

31

30

29

28

27

26

25

24

23

22

36

37

38

39

1

20

40

7

8

9

10

12

13

14

16

15

18

2

3

4

5

6

11

17

19

21

J3

DE

TO

S1JPM1990-2711R

S2JPM1990-2711R

LIGHT

LIGHT PTT

1234 5

6 7 8

3

2

15

4

CP1

W15

RF UNIT

11 - 2

11 - 2 RF UNIT

COMPLETE VIEW

Page 35: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

TX: 1.8VRX: 0.0V

TX: 0.0VRX: 1.2V

TX: 0.0VRX: 4.8V

TX: 0.0VRX: 0.0VTX: 0.0V

RX: 0.2V

TX: 0.0VRX: 4.4V

TX: 0.0VRX: 0.1V

9.6V

TX: 9.0VRX: 2.1V

TX: 9.0VRX: 9.3V

TX: 8.3VRX: 8.7V

TX: 9.1VRX: 9.2V

9.3VINPUT: 9.6V

C90.001

C1315p

C151p

C1415p

C111p

C121p

C160.5p

C180.001

C280.001

C200.001

C230.001

C2227p

C190.001

C2182p

C240.001

C3039p

C250.001

C310.001

2001

C2756p

C260.1

C170.1

C610.001

C8747p

C840.001 C85

10p

C7847p

C800.001

C81270p

C890.01

C880.01

C900.01

C1642p

C1632p

C1622p

C1280.001

C1270.001

C1860.001

C1870.001

C1190.001

C1200.001

C12110

C1560.001

C1510.001

C1490.001

C1508p C148

47p

C15533p

C1530.001

C1540.001

C1520.001

C1600.001

C1590.001

C1610.001

C1580.5p

C1570.001

C9168p

C920.001

R68560k

R693.3k

R1561.2k

R661.8k

C20433p

C2053p C203

15pC20618p

C830.001

C820.001

C663pC110

0.1R57220k

C700.5p

C670.001

C740.5p

C690.001

R5147

C732p

R52220k

C680.001

R53220k

C1910.001

C1920.001

C725pR54

220k

C7182p

R64100

R591M

R6110k

R62470k

R60100kR63

220kR6556

R58220k

C1930.001

C640.47

R4947

R44150k

C620.001

R46150k

R47100k

C1900.001

C650.001

R4547kR48

560kC60150p

R43220k

C80.001

C63p

C100.001

C47p

C5518p

C718p

C322p

C527p

C560.001

C5322p

C5439p

R4100k

R3100k

R633k

R533k

R8270

R947k

R1010k

R1296.8k

R126220

R128220

R125100

R12468k

R123470

R1276.8k

R121470

R119470

R12056k

R11815

R1161.5k

R11547k

R114270

R117220

C1240.001

R10510k

R10422

R10322

C1230.001

C1220.001

C1250.001

C1260.01

C195100

R13910

C1810.1

C18222p

R140180

C1834.7

C1960.001

C184100

C1854.7

R14712k

R14510k

R14110k

R14610k

R1481k

C340100

R1101k

C1400.001

R10910k

EXTSPEXTPTT

EXTPTTEXTMICSTDET

EXTMICSTDET

C5650.001

C5670.001C572

12p

R107150

R10818

C130100

C1420.001

C1430.001

C1440.001

C1450.001

C1460.001

C1410.001

SPE/MICE

R55270k

R56TBPS1R154K475H5Q

C587p

C765p

C7533p

R112150

C1710.001

R11327k

R11110k

C1290.01

R106100k

VCC

CHGC

EMBI

SBATT

VCC

CHGC

HV

SBATT

VCC

CHGC

HV

R1533

R1650k

R1422k

R1833

R1247k

R1368k

R1122k

R7270

R2100

C771.5p

C7982p

R78150k

R711.2k

R72470

R702.2k

Q322SC4226

Q312SC4226

Q302SC4226

Q292SC4403

Q282SC4403

Q272SC4403

Q24HAT1024R

Q23UN9210

Q222SB1132

Q102SD1819AQ11

3SK230

Q1UMS1

Q22SK2974

Q32SK2973

Q132SC4215

Q123SK151

NC 1

VCC 2

NC 3

VIN 4

RIPPLE 5

NF6

PHASE7

PREGND8

PWGND9

POUT10

IC6TA7368F

L25EXCCL3225U

S1 1

G1 2

S2 3

G2 4 D2 5

D2 6D1 7D1 8

L28EXCCL3225U

L26HF50ACC453215P-T

L292.2 H

L34 2.2 H

L35 EXCCL3225U

L32 2.2 H

L33 2.2 H

L31 2.2 H

L362.2 H

L2168nH

L2282nH

L2368nH

L560nH

L619.5nH

L736nH

L827nH

L9EXCCL3225U

L1039nH

L1168nH

L3982nH

L242.2 H

L432.7 H

L446.8 H

D15MA304

D16MA304

D17MA77

D14MA304

L1650nH

L1554nH

L1856nH

D9MA77

D8MA77

D13MA304

L40.82 H

L365nH

L265nH

L150nH

D1MA77

D2MA728

Q36XP1501 Q35

2SB1201

L380.27 H

L370.27 H

D23MA133

Q252SB1132

Q26UN9211

D27MA111

D19RB060L-40

D21MA133

D20SB07-03C

D22MA2S728

X24

FI130.050 MHz

D3MA728

3 2 1

54

W12

VCC

MP2

+5V+5V

3

2

15

4

W15

J1HV

VCC

DCIN 9 — 12V

HV

HV

HV

CHGSBATT

(9V~9.6V)

SP1

12

P1

MP1

12

J4

BP-200L

EXT SP/MIC(4pin/d=3.5)

J2W16

123

CHASSIS UNIT

ANTENNA

1

2

J1

W14

RF UNIT

COMPLETE VIEW

Page 36: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

9.3V

TX: 3.2VRX: 0.0V

TX: 1.8VRX: 0.0V

TX: 0.0VRX: 1.2V

TX: 0.0VRX: 4.8V

TX: 0.0VRX: 0.0VTX: 0.0V

RX: 0.2V

TX: 0.0VRX: 4.4V

TX: 0.0VRX: 0.1V

TX: 0.0VRX: 1.2V

TX: 0.0VRX: 0.2V

TX: 0.0VRX: 4.2V

TX: 0.0VRX: 1.2V

TX: 0.0VRX: 0.2V

TX: 0.0VRX: 1.4V

TX: 0.0VRX: 4.8V

9.6V

TX: 9.0VRX: 2.1V

TX: 9.0VRX: 9.3V

TX: 8.3VRX: 8.7V

TX: 9.1VRX: 9.2V

TX: 0.0VRX: 2.5V

9.3V

TX: 3.2VRX: 0.0V

TX: 3.5VRX: 0.0V

TX: 4.9VRX: 0.0V

1.2V

5.0V

INPUT: 9.6V

C90.001

C1315p

C151p

C1415p

C111p

C121p

C160.5p

C180.001

C280.001

C200.001

C230.001

C2227p

C190.001

C2182p

C240.001

C3039p

C250.001

C310.001

C320.001

C330.001

C2756p

C260.1

C170.1

C610.001

C8747p

C840.001 C85

10p

C7847p

C800.001

C81270p

C890.01

C880.01

C900.01

C980.001

C960.1

C950.01

C940.01

C1170.1

C118100p

C1790.1

C1780.01

C19968p

C17715p

C17533p

C1982p

C1670.001

C16682p

C2000.001

C16515p

C1680.1

C1740.001

C17315

C1700.001

C1642p

C1632p

C1622p

C1280.001

C1270.001

C1860.001

C1870.001C188

4.7

C5390.1

C5380.1

VIN

1

VO

UT

1

GN

D

DA

TAC

LK

VC

C

VO

UT

2

VIN

2

5678

1 2 3 4

C1190.001

C1200.001

C12110

C1560.001

C1510.001

C1490.001

C1508p C148

47p

C15533p

C1530.001

C1540.001

C1520.001

C1600.001

C1590.001

C1610.001

C1580.5p

C1570.001

R95180k

C1070.1R98

150k

C1110.01

C1080.01

C1140.01

R974.7k C109

470pC1120.1

R9656k

R932.2k

R88100k

R8768k

C1040.01

C1060.01

R89470k

C1010.001

R904.7k

R9256k

R912.2k

R854.7k

R84100k

R8218k

C1000.01

C1020.47

R79390k

R8056k

R776.8k

R7610kC99

10

R751k

C970.01

R74100k

C1030.1

R83470k

R811.5k

C30324p

C3019p

C30468k

C302150p

C30082p

C20122p

C9168p

C920.001

C930.001

R68560k

R693.3k

R1561.2k

R661.8k

C20433p

C2053p C203

15pC20618p

C830.001

C820.001

C663pC110

0.1R57220k

C700.5p

C670.001

C740.5p

C690.001

R5147

C732p

R52220k

C680.001

R53220k

C1910.001

C1920.001

C725pR54

220k

C7182p

R64100

R591M

R6110k

R62470k

R60100kR63

220kR6556

R58220k

C1930.001

C640.47

R4947

R44150k

C620.001

R46150k

R47100k

C1900.001

C650.001

R4547kR48

560kC60150p

R43220k

C80.001

C63p

C100.001

C47p

C5518p

C718p

C322p

C527p

C560.001

C5322p

C5439p

R4100k

R3100k

R633k

R533k

R8270

R947k

R1010k

R211k

R222.2k

R2056

R1712k

C3439p

C290.001

C3533p

R1910k

C360.001

C4020.001

C440.001

R36100

R38100

C450.001

R37470 R33

220C420.001

C4339p

C470.001

R3510k

C460.001

R3410k

R3910k

C480.001

C501

C520.1

C510.001 C49

2.2

R403.3k

C11310

R102100k

R101330k

R100100k

C1150.22

C1970.01

R157100k

C2810.1

R138470k

C1800.001 R137

47kR13110k

R1302.2k

C1720.001

R1296.8k

R126220

R128220

R125100

R12468k

R123470

R1276.8k

R121470

R119470

R12056k

R11815

R1161.5k

R11547k

R114270

R117220

C1240.001

R10510k

R10422

R10322

C1230.001

C1220.001

C1250.001

C1260.01

C195100

R13910

C1810.1

C18222p

R140180

C1834.7

C1960.001

C184100

C1854.7

R14712k

R14510k

R14110k

C5950.01

C5940.0027

C596150p

R55739k

C5414.7

R551100k

R553100k

R554500k

R55547k

R1551M

R1541.5M

R1342.2k

R1351k

C1691

R133100k

R14610k

R1481k

C5370.001

R150100k

R14910k

R3001k

R301820

C2021

C340100

R1101k

C1400.001

R10910k

EXTSPEXTPTT

EXTPTTEXTMICSTDET

EXTMICSTDET

C5650.001

C5670.001C572

12p

R107150

R10818

C130100

C1420.001

C1430.001

C1440.001

C1450.001

C1460.001

C1410.001

SPE/MICE

R55270k

R56TBPS1R154K475H5Q

C587p

C765p

C7533p

R112150

C1710.001

R11327k

R11110k

C1290.01

R106100k

R16047k

3

14

R162100k

C5404.7

R163100k

R161270k

IC14NJM2107F

5

2

R55647k

R550100k

C5970.01

R15822k

WXC

WXC

EMBI

AFC

EMBIAFC

SBATT

VCC

VCC

MOD

BEEP

+5V

CHGC

CHGC

HVEMBI

SBATT

VCC

CHGC

HV

SBATT

VCC

CHGC

HV

UNLK

VOLDATA

JACKDET

VOLCK

EXTMICEXTPTT

VREC

R159100k

R549120k

R28100

C410.001

R2915k

R30220

R3133k

R32100

C3710

R26100k C38

0.001

C390.001

R251k

R271k

C408p

R2410k

R2310k

R1533

R1650k

R1422k

R1833

R1247k

R1368k

R1122k

R7270

R2100

C771.5p

C7982p

R78150k

R711.2k

R72470

R702.2k

R73100k

R862.2k

C1160.22

R1531M

R99220k

Q72SB1132

Q82SC4211

Q20UN9115

Q19UN9210

VS

S

NO

AO

3

AO

4

AO

5

AO

6

VD

D

VC

C

IC4M62354GP

CLK

AO

1

AO

2

GN

D

DO

LD

D1

NC

FIN1 1

GND 2

CLK 3

DATA 4

STB 5

BS1 6

BS2 7

FIN2 8

CP29GND10LD11

BO12XOUT13XIN14VCC15CP116

IC3TB31207AFN

Q332SC4116

Q34UN9210

Q322SC4226

Q312SC4226

Q302SC4226

Q292SC4403

Q282SC4403

Q272SC4403

Q24HAT1024R

Q23UN9210

Q222SB1132

Q102SD1819AQ11

3SK230

Q1UMS1

Q22SK2974

Q32SK2973

Q42SC3357Q6

2SC4403

Q52SC4211

Q142SD1819

IC1TA31136FN

Q132SC4215

Q123SK151

OSCIN 1

OSCOUT 2

MIXOUT 3

VCC 4

IFIN 5

DEC 6

FILOUT 7

FILIN 8

AFOUT9QUAD10IFOUT11RSSI12N-DET13N-REC14GND15MIXIN16Q16

2SC4215Q172SC4215

Q152SC4215

Q182SC4211

IC13NJM2107F

Q21UN9210

ST

R

1 2 3

Q1

4

Q2

5

Q3

6

Q4

7

VS

S

8 1 2 3 4 5 6 7 8

QS

9

QS

10

Q8

11

Q7

12

Q6

13

Q5

14

OE

VD

D

IC5BU4094BCFV

16 15 9101112131416 15

CLK

D

1 2 3 4

5678

IC2TC4W53FU

NC 1

VCC 2

NC 3

VIN 4

RIPPLE 5

NF6

PHASE7

PREGND8

PWGND9

POUT10

IC6TA7368F

IC505M62429FP

IC510TC75W51FU

L25EXCCL3225U

S1 1

G1 2

S2 3

G2 4 D2 5

D2 6D1 7D1 8

L28EXCCL3225U

L26HF50ACC453215P-T

L292.2 H

L34 2.2 H

L35 EXCCL3225U

L32 2.2 H

L33 2.2 H

L31 2.2 H

L362.2 H

L2168nH

L2282nH

L2368nH

L560nH

L619.5nH

L736nH

L827nH

L9EXCCL3225U

L1039nH

L1168nH

L1280nH

L130.1 H

D6MA77

D51SV246

D7MA111

D18MA111

R94100

L3010.22 H

L3000.22 H

L410.82 H

L40LB-342

D24MA304

D25MA77 L39

82nH

L242.2 H

L432.7 H

L446.8 H

D15MA304

D16MA304

D17MA77

D14MA304

L1650nH

L1554nH

L1856nH

D9MA77

D8MA77

D13MA304

L40.82 H

L365nH

L265nH

L150nH

D1MA77

D2MA728

D41SV246

L144.7 H

T+5

D100MA8024

L424.7 H

D26HVU17

Q36XP1501 Q35

2SB1201

L380.27 H

L370.27 H

D23MA133

Q252SB1132

Q26UN9211

D27MA111

D19RB060L-40

D21MA133

D20SB07-03C

D22MA2S728

X1CDBCA450CX24

FI130.050 MHz

D3MA728

FI2CFWC450E

3 2 1

54

W12

VCC

MP2

1 2

34

R5

X229.600MHz

EP1

W17

1

3

2

45

SDATA

+5V +5V+5V

+5V

R5C

VORON

VORDET

RSSI

RFDETV

TXC

VCC

DETO

+5V

AN

LC

DE

TM

UT

E

DETMUTE

R5C

R5C

CHGC

EXTMIC

VORDET

VO

RD

ET

PCK

RSSI

RS

SI

+5V +5V

UNLK

PSTB

PDATA

RFDETV

RF

DE

TV

OE

VORON

VO

RO

N

TXC

TX

C

PTT

LIGHT

VREC

JACKDET

VOLCK

SCK

VOLDATA

RFSTB

RF

ST

B

EXTPTT

TO LOGIC UNITJ1

BEEP

MOD

SBATT

HV

SDATA

VCC

VCC

HV

DASTB

GND

GND

GND

GNDGNDGND

GND

GND

GND

35

34

33

32

31

30

29

28

27

26

25

24

23

22

36

37

38

39

1

20

40

7

8

9

10

12

13

14

16

15

18

2

3

4

5

6

11

17

19

21

J3

DE

TO

S1JPM1990-2711R

S2JPM1990-2711R

LIGHT

LIGHT PTT

1234 5

6 7 8

3

2

15

4

CP1

W15

J1HV

VCC

DCIN 9 — 12V

HV

HV

HV

CHGSBATT

(9V~9.6V)

SP1

12

P1

MP1

12

J4

BP-200L

EXT SP/MIC(4pin/d=3.5)

J2W16

123

CHASSIS UNIT

ANTENNA

1

2

J1

W14

RF UNIT

LEFT SIDE RIGHT SIDE11 - 2

11 - 2 RF UNIT

Page 37: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

6-9-16, Kamihigashi, Hirano-ku, Osaka 547-0002, JapanPhone : 06 6793 5302Fax : 06 6793 0013URL : http://www.icom.co.jp/world/index.html

Communication EquipmentHimmelgeister Str. 100, D-40225 D sseldorf, GermanyPhone : 0211 346047 Fax : 0211 333639URL : http://www.icomeurope.com

Unit 9, Sea St., Herne Bay, Kent, CT6 8LD, U.K.Phone : 01227 741741 Fax : 01227 741742URL : http://www.icomuk.co.uk

Zac de la Plaine, Rue Brindejonc des MoulinaisBP 5804, 31505 Toulouse Cedex, FrancePhone : 561 36 03 03 Fax : 561 36 03 00URL : http://www.icom-france.com

Crta. de Gracia a Manresa Km. 14,75008190 Sant Cugat del Valles Barcelona, SPAINPhone : (93) 590 26 70 Fax : (93) 589 04 46URL : http://www.icomspain.com

<Corporate Headquarters>2380 116th Avenue N.E., Bellevue, WA 98004, U.S.A.Phone : (425) 454-8155 Fax : (425) 454-1509URL : http://www.icomamerica.com<Customer Service>Phone : (425) 454-7619

Glenwood Centre #150-6165 Highway 17 Delta, B.C., V4K 5B8, CanadaPhone : (604) 952-4266 Fax : (604) 952-0090URL : http://www.icomcanada.com

A.B.N. 88 006 092 575290-294 Albert Street, Brunswick, Victoria, 3056, AustraliaPhone : 03 9387 0666 Fax : 03 9387 0022URL : http://www.icom.net.au

6F No. 68, Sec. 1 Cheng-Teh Road, Taipei, Taiwan, R.O.C.Phone : (02) 2559 1899 Fax : (02) 2559 1874

Page 38: AIR BAND FM TRANSCEIVER iC-a23 iC-a5

13706MZ-CD' 2000 Icom Inc.6-9-16, Kamihigashi, Hirano-ku, Osaka 547-0002, Japan

Count on us!

iC-a5

AIR BAND FM TRANSCEIVER

iC-a23

iC-a23

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