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Icom IC-M504 Service Manual Download Page 31

VOLTAGE LINE

Explanatory notes

TX LINE

RX LINE

COMMON LINE

100k 

R101 

0.027 

C44 

100 

R46 

12 

R86 

1k 

R84 

1k 

R95 

0.001 

C90 

0.068 

C81 

4.7k 

R87 

10 

C102 

47 

R92 

0.01 

C108 

0.001 

C89 

D1 

KDS122 

0.001 

C101 

4.7k 

R94 

10 

C109 

0.001 

C88 

0.01 

C82 

100k 

R85 

MA8062 

D4 

4.7k 

R91 

2SK1069 

Q9 

22p 

C46 

2SC4081 

Q5 

820 

R93 

1k 

R97 

0.001 

C87 

2SC4081 

Q7 

2SA1576 

Q8 

EP81 

22p 

C45 

1k 

R98 

47k 

R96 

KDS122 

D3 

0.1 

C142 

0.1 

C141 

HN58X2464TI 

IC3 

1 

A0 

2 

A1 

3 

A2 

4 

VSS 

5 

SDA 

6 

SCL 

7 

WP 

8 

VCC 

R2  10k 

1k 

R82 

0.1 

C32 

18k 

R60 

Q2 
KTC4075 

10k 

R57 

10k 

R59 

10k 

R61 

10k 

R55 

39k 

R62 

18k 

R56 

1k 

R64 

0.1 

C83 

100k 

R80 

DS13 
FY1101F 

DS16 
FY1101F 

DS11 

FY1101F 

DS15 

FY1101F 

DS12 

FY1101F 

DS14 

FY1101F 

Q3 
KTC4075 

R44 
47k 

0.47 

C41 

0.01 

C40 

0.01 

C39 

0.01 

C36 

0.01 

C37 

0.01 

C38 

100k 

R41 

100k 

R127 

100k 

R126 

0.01 

C31 

0.1 

C111 

0.47 

C42 

R45 

47k 

R48  47k 

47k 

R7 

470p 

C6 

0.001 

C5 

10k 

R34 

10k 

R33 

0.01 

C15 

15k 

R83 

100k 

R81 

DS7 

SML-311YT 

DS6 

SML-311YT 

0.01 

C16 

DS17 
FY1101F 

DS18 
FY1101F 

DS22 
FY1101F 

DS20 

FY1101F 

DS19 
FY1101F 

DS21 
FY1101F 

10k 

R65 

S-80942CNMC 

IC4 

1 

OUT 

2 

VDD 

3 

VSS 

4 

NC 

5 

CD 

Q1 

2SB1201 

KRC404 

Q6 

0.001 

C338 

0.001 

C337 

A

VR-M1005C080MT 

D43 

47p 

C334 

DS2 
SML-311YT 

DS5 

SML-311YT 

DS4 

SML-311YT 

DS3 

SML-311YT 

0.0022 

C340 

100k 

R79 

20k 

R54 

20k 

R58 

4.7k 

R66 

68k 

R63 

10 

R51 

270 

R71 

270 

R72 

100 

R76 

100 

R75 

100 

R77 

100 

R74 

CP1 

CP20 

CP13 

CP24 

CP14 

CP18 

CP16 

CP15 

CP4 

CP19 

CP17 

CP25 

CP12 

CP11 

KEY 

S7 

KEY 

S8 

KEY 

S9 

KEY 

S10 

KEY 

S6 

KEY 

S5 

KEY 

S4 

KEY 

S2 

KEY 

S1 

KEY 

S3 

TA78L05F 

IC8 

I 

O 

G 

0 

R99 

100k 

R88 

0.1 

C86 

0.01 

C354 

CR-790A

X1 

S-817B33AMC 

IC11 

1 

GND 

2 

VIN 

3 

VOUT 

4 

NC 

5 

NC 

10 

C352 

10 

C353 

0.01 

C351 

10k 

R32 

10k 

R31 

0.1 

C33 

KIC7W14FK 

IC9 

1 
2 
3 
4 

5 

6 

7 

8 

KDS4148U 

D2 

1 

C99 

1 

C96 

1 

C97 

1 

C98 

1 

C95 

0.1 

C356 

0.1 

C355 

TC74LCXR164245 

IC10 

1 

1DIR 

2 

1B1 

3 

1B2 

4 

GND 

5 

1B3 

6 

1B4 

7 

VCCB 

8 

1B5 

9 

1B6 

10 

GND 

11 

1B7 

12 

1B8 

13 

2B1 

14 

2B2 

15 

GND 

16 

2B3 

17 

2B4 

18 

VCCB 

19 

2B5 

20 

2B6 

21 

GND 

22 

2B7 

23 

2B8 

24 

2DIR 

25 

2OE 

26 

2A8 

27 

2A7 

28 

GND 

29 

2A6 

30 

2A5 

31 

VCCA 

32 

2A4 

33 

2A3 

34 

GND 

35 

2A2 

36 

2A1 

37 

1A8 

38 

1A7 

39 

GND 

40 

1A6 

41 

1A5 

42 

VCCA 

43 

1A4 

44 

1A3 

45 

GND 

46 

1A2 

47 

1A1 

48 

1OE 

0.001 

C52 

47p 

C336 

470p 

C341 

100k 

R123 

100k 

R122 

100k 

R121 

100k 

R120 

100k 

R119 

KTC2875 

Q4 

D5 

KDS122 

2.2 

C94 

2.2 

C92 

2.2 

C91 

2.2 

C93 

PC357N6J000F 

IC6 

47k 

R89 

100 

R38 

J4 

J5 

J6 

10 

C1 

0.1 

C2 

47k 

R49 

0.001 

C105 

56k 

R36 

180k 

R37 

3.9 

FRONT 
unit 
SP1 

R1 

CP3 

CP23 

CP2 

W2 

+ 

- 

CP22 

0.001 

C104 

0.01 

C107 

0.01 

C35 

0.01 

C106 

0.1 

C21 

LM2904PWR 

IC2 

1 
2 
3 
4 

5 

6 

7 

8 

3.3k 

R24 

CP5 

CP7 

CP6 

0.001 

C339 

10k 

R35 

R43 

12K 

6.8k 

R26 

100k 

R22 

10k 

R25 

1M 

R23 

0 

R47 

0 

R102 

M30622MEP 

IC1 

1 

P94/DA1 

2 

P93/DA0 

3 

P92/TB2IN 

4 

P91/TB1IN 

5 

P90/TB0IN 

6 

BYTE 

7 

CNVSS 

8 

P87/XCIN 

9 

P86/XCOUT 

10 

RESET 

11 

XOUT 

12 

VSS 

13 

XIN 

14 

VCC1 

15 

P85/NMI 

16 

P84/INT2 

17 

P83/INT1 

18 

P82/INT0 

19 

P81/TA4IN/U 

20 

P80/TA4OUT/U 

21 

P77/TA3IN 

22 

P76/TA3OUT 

23 

P75/TA2IN/W 

24 

P74/TA2OUT/W 

25 

P73/CTS2/RTS2/TA1IN/V 

26 

P72/CLK2/T

A1OUT/V 

27 

P71/RXD2/SCL2/T

A0IN/TB5IN 

28 

P70/TXD2/SD

A2/T

A

OUT 

29 

P67/TXD1/SD

A1 

30 

P66/RXD1/SCL1 

31 

P65/CLK1 

32 

P64/CTS1/R

TS1/CTS0/CLKS1 

33 

P63/TXD0/SD

A0 

34 

P62/RXD0/SCL0 

35 

P61/CLK0 

36 

P60/CTS0/R

TS0 

37 

P57/TD

Y/CLK

OUT 

38 

P56/ALE 

39 

P55/HOLD 

40 

P54/HLD

A 

41 

P53/BCLK 

42 

P52/RD 

43 

P51/WRH/BHE 

44 

P50/WRL/WR 

45 

P47/CS3 

46 

P46/CS2 

47 

P45/CS1 

48 

P44/CS0 

49 

P43/A19 

50 

P42/A18 

51 

P41/A17 

52 

P40/A16 

53 

P37/A15 

54 

P36/A14 

55 

P35/A13 

56 

P34/A12 

57 

P33/A11 

58 

P32/A10 

59 

P31/A9 

60 

VCC2 

61 

P30/A8 

62 

VSS 

63 

P27/AN27/A7 

64 

P26/AN26/A6 

65 

P25/AN25/A5 

66 

P24/AN24/A4 

67 

P23/AN23/A3 

68 

P22/AN22/A2 

69 

P21/AN21/A1 

70 

P20/AN20/A0 

71 

P17/D15/INT5 

72 

P16/D14/INT4 

73 

P15/D13/INT3 

74 

P14/D12 

75 

P13/D11 

76 

P12/D10 

77 

P11/D9 

78 

P10/D8 

79 

P07/AN07/D7 

80 

P06/AN06/D6 

81 

P05/AN05/D5 

82 

P04/AN04/D4 

83 

P03/AN03/D3 

84 

P02/AN02/D2 

85 

P01/AN01/D1 

86 

P00/AN00/D0 

87 

P107/AN7/KI3 

88 

P106/AN6/KI2 

89 

P105/AN5/KI1 

90 

P104/AN4/KI0 

91 

P103/AN3 

92 

P102/AN2 

93 

P101/AN1 

94 

A

VSS 

95 

P100/AN0 

96 

VREF 

97 

A

VCC 

98 

P97/ADTRG/SIN4 

99 

P96/ANEX1/SOUT4 

100 

P95/ANEX0/CLK4 

GND 

C2- 

C1- 

NMEAI+ 

to CHASSIS 
unit W1 

to microphone 
HM-126 

to microphone 
HM-126 

EXTRXD 

EXTTXD 

GND 

NMEAI- 
NMEAO 

C1+ 

XOUT 

XIN 

VOUT 

COMTXD 

/NMEAI 

/NMEAI 

COMRXD 

DSDM DSDM 

DSD70 DSD70 

BEEP 

BEEP 

PSTB 

PSTB 

EXTSTB 

EXTSTB 

OPSTB 

OPSTB 

RCV 

RCV 

SEND 

SEND 

PWRON 

PWRON 

FOG 

FOG 

FOGC 

FOGC 

GND 

GND 

RESET 

RESET 

NMTXD 

NMTXD 

BUSY 

HAIL 

CH16 

LO/DX 

CLR 

MENU 

DTRS 

DIM2 

DIM1 

DIM0 

HI/LO 

DIALB 

DIALA 

CH/WX 

SCAN 

ENT 

ENT 

PWR 

PWR 

CNVSS 

CNVSS 

C3- 

C2+ 

C3+ 

RS 

DB1 
DB2 

DB0 

DB3 

DB6 
DB7 

DB4 
DB5 

RD 
WR 

CS1B 

RESETB 

LEDV 

LED

V 

VOL1 
VOL2 

SP+ 

PWR 

HANG 

CLORXD 

CLORXD 

GND 

GND 

SQLV 

SQLV 

CLOTXD 

CLO

TXD 

NMRXD 

BU

S

Y

 

PCK 

PD

A

T

A 

DIM2 

DIM1 

DIM0 

DB7 

DB6 

DB5 

DB4 

DB3 

DB2 

DB1 

DB0 

SQL

V 

LBA

T 

TXDET 

SQL 

WXDEC 

MODEL 

MODEL 

ENT 
CH/WX 
SCAN 
HI/LO 

BE 
UNLK 
OPTIN 

CS1B 
RESETB 
RS 
WR 

DIALB 
DIALA 

DIM3 

DIM3 

CH16 

LO/DX 

HAIL 

CLR 

MENU 

DTRS 

CE 

EVCK 

EVD

A

T

A 

PTT 

HANG 

TDEC 

ECK 

ECK 

COMRXD 

COMTXD 

SCLK 

NMTXD 

CLORXD 

EXTOE 

EXT

OE 

EPM 

EDATA 

EDATA 

WXDEC 

SQL 

HV 

HV 

HV 

HV 

LBAT 

EXTRXD 

OPSTB 

FOGC 

PSTB 

BEEP 

EXTSTB 

SEND 

UNLK 

PWRON 

SP+ 

SP+ 

SP+ 

OPTIN 

EVCK 

EXTOE 

RCV 

DSCENC 

PDATA 

FOG 

GND 

PCK 

EXTTXD 

ICF3 

SP- 

SP- 

SP- 

GND 

EVDATA 

DSD70 

VOL2 

MICG 

VOL1 

DSDM 

MIC 

EXTRXD 

EXTTXD 

ICF3 

MICG 

MIC 

TXDET 

VCC 

VCC 

VCC 

ICF3 

NMEAI 

S5V 

S5V 

S5V 

S5V 

S5V 

S5V 

WXDEC 

SQL 

OPSTB 

FOGC 

PSTB 

BEEP 

EXTSTB 

SEND 

UNLK 

PWRON 

SP+ 

OPTIN 

EVCK 

EXTOE 

RCV 

PDATA 

FOG 

PCK 

SP- 

EVDATA 

DSD70 

VOL2 

VOL1 

DSDM 

TXDET 

S5V 

S5V 

SP

- 

MICG 

MICG 

MIC 

KEYM 

NMRXD 

NMRXD 

PTT 

SCLK 

RD 

3.3V 

3.3V 

3.3V 

V4 
V3 
V2 
V1 
V0 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

L5V 

BPFV 

DB2 

DB6 

RW_WR 

DB3 

DB7 

RS 

DB0 

DB4 

VDD 

DB1 

DB5 

E_RD 

CS1B 

RESETB 

PTT 

VOL1 
VOL2 

HANG 

AF 

SP- 

MICG 
MIC 

GND 

KEY 

DB7 
DB6 
DB5 
DB4 
DB3 
DB2 
DB1 
DB0 

RD 

WR 

CS1B 

RESETB 

RS 

DB7 

DB3 

DB6 

DB2 

DB5 

DB1 

RS 

DB4 

DB0 

WR 

RD 

RESETB 

CS1B 

CMPWR 

DIALA 
DIALB 

VOLG 

ENT 

GND 

GND 

SQLV 

S5V 

VOL1 
VOL2 

DIALA 
DIALB 

VOLG 

J1 

to AF 
unit J1 

J2 

to 
LCD 

J3 

DIALA 
DIALB 

ENT 

GND 

DIALA 
DIALB 

ENT 

GND 

COM 

A 

B 

TP90N1007AE20 

DIAL BOARD 

LOGIC BOARD 

SQL BOARD 

VR BOARD 

S1 

TP96N97 

R1 

S5V 

SQLV 

GND 

TP96N97 

R1 

VOL2 

VOL1 

VOLG 

3.3V 

5.0V 

BACKLIGHT 

MAX 8.4V 

MIN 5.3V 

BACKLIGHT 
MAX 2.6V 
MIN 1.6V 

5.0V 

9.8304MHz 

4.4V 

0V 

13.8V 

5.0V 

13.8V 

4.9V 

SECTION 11 

VOLTAGE DIAGRAMS

11 - 1

11-1 FRONT UNIT

Summary of Contents for IC-M504

Page 1: ...SERVICE MANUAL VHF MARINE TRANSCEIVER S 14225HZ C1 q Dec 2006 ...

Page 2: ...when the transceiver is defective 6 DO NOT transmit power into a signal generator or a sweep generator 7 ALWAYS connect a 40 dB to 50 dB attenuator between the transceiver and a deviation meter or spectrum analyzer 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 ...

Page 3: ...PROCEDURES 5 1 PREPARATION 5 1 5 2 FREQUENCY ADJUSTMENT 5 2 5 3 TRANSMIT ADJUSTMENT 5 3 5 4 RECEIVE ADJUSTMENT 5 4 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION 8 SEMICONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS 9 1 AF UNIT 9 1 9 2 MAIN UNIT 9 1 9 3 HM 126B G 9 3 9 4 VR BOARD 9 3 9 5 SQL BOARD 9 3 9 6 DIAL BOARD 9 3 9 7 LOGIC BOARD 9 3 SECTION 10 BLOCK DIAGRAM SECTION 11...

Page 4: ...er More than 70 dB Audio harmonic distortion Less than 10 at 60 deviation Residual modulation More than 40 dB Audio frequency response 1 dB to 3 dB of 6 dB oct from 300 Hz to 2500 Hz Microphone impedance 2 kΩ M RECEIVER Receive system Double conversion superheterodyne system Intermediate frequencies 1st IF 21 7 MHz 2nd IF 450 kHz Normal RX 1st IF 31 05 MHz 2nd IF 450 kHz CH70 RX Sensitivity 13 dBµ...

Page 5: ...5 1 5 2 2 6 5 1 A 5 6 A 5 6 5 7 2 6 5 1 5 7 2 6 5 1 5 2 3 6 5 1 5 2 9 0 6 1 7 6 2 7 6 5 7 3 6 5 1 5 7 3 6 5 1 8 6 8 6 5 2 4 6 5 1 5 2 4 6 5 1 9 6 9 6 5 7 4 6 5 1 5 7 4 6 5 1 0 7 3 0 7 3 5 2 5 6 5 1 5 2 5 6 5 1 1 7 1 7 5 7 5 6 5 1 5 7 5 6 5 1 2 7 2 7 5 2 6 6 5 1 5 2 6 6 5 1 3 7 3 7 5 7 6 6 5 1 5 7 6 6 5 1 4 7 4 7 5 2 7 6 5 1 5 2 7 6 5 1 7 7 1 7 7 1 5 7 8 6 5 1 5 7 8 6 5 1 5 2 9 6 5 1 5 2 5 1 6 1 A ...

Page 6: ... Normal RX IC2 TA31136FNG FM IF IC CH70 RX IC14 TA31136FNG RX VCO TX CH70 RX VCO APC circuit Q14 KTA2015 Q15 FMW1 PLL IC IC1 µPD3140GS Antenna switch D14 D21 L308CCB 1st mixer Normal channels D32 HSB88WS LOGIC BOARD MAIN UNIT AF UNIT AF power amplifier IC9 LA4425A AF power amplifier for hailer IC14 LA4485 E Microphone amplifier IC7 NJM4558M Electric volume IC13 M62429FP S5V regulator IC10 KIA7805A...

Page 7: ...AF unit J2 J5 D A A D B Removing the LOGIC board 1 Disconnect 3 connectors from J6 J4 and J3 2 Unsolder 2 points A 3 Unscrew 7 screws B and remove the LOGIC board from the front panel Removing the MAIN unit 1 Disconnect the flat cable A from J2 2 Unsolder 14 points B 3 Unscrew 6 screws C and remove the MAIN unit from the chassis Removing the AF unit 1 Disconnect 2 flat cables A from J1 and J2 2 Di...

Page 8: ...from the VCO Q72 D51 D52 The converted 1st IF signal is amplified by the 1st IF amplifier Q22 Q23 and passed through two 1st IF filters FI1 FI2 to filter out adjacent signals The filtered 1st IF signal is amplified by the 1st IF amplifier Q24 then applied to the FM IF IC IC2 pin 16 4 1 4 2nd IF AND DEMODULATOR CIRCUITS MAIN UNIT The 1st IF signal is converted into the 2nd IF signal and demodulated...

Page 9: ...tion circuit modulates the VCO oscillating signal with the AF signals from the microphone The MIC signals from the microphone amplifier circuits are applied to the D2 of TX CH70 RX VCO Q4 Q5 D1 D3 and modulate the VCO oscillating signal by changing the reactance of D2 The modulated VCO output signal is buffer amplified by Q6 and Q7 then applied to transmit amplifiers as a transmit signal via the T...

Page 10: ...vided at the prescaler and programmable counter according to the PDATA signal from the CPU LOGIC BOARD IC1 pin 49 The divided signal is phase compared with the reference frequency signal from the reference frequency oscillator X1 at the phase detector The phase difference is output from pin 8 as a pulse type signal after being passed through the internal charge pump The output signal is converted ...

Page 11: ...from pin 9 The demodulated signals are applied to the DSC filters AF UNIT IC12 and AF circuits 4 4 4 DSC DECODE AF UNIT The demodulated signals from FM IF IC MAIN UNIT IC14 pin 9 are filtered at the LPF IC12 pins 1 3 and HPF IC12 pins 5 7 to extract the DSC signal The filtered signals are applied to the DSC decoder IC IC15 pin 2 The decoded DSC signal is output from pin 7 then applied to the CPU L...

Page 12: ... S4 Low When the key is pushed 53 SCAN Input port for the SCAN key LOGIC UNIT S3 Low When the key is pushed 54 H L Outputs transmit power select signal to the TX power controller MAIN UNIT Q17 High 25 W Low 1 W Pin No Port Name Description 58 UNLK Input port for PLL unlock signal from the PLL IC MAIN UNIT IC1 pin 7 High While the PLL is unlocked 59 OPTIN Input port for optional unit attachement de...

Page 13: ...Measuring range 10 mV to 10 V FM deviation meter Frequency range 30 300 MHz Measuring range 0 to 10 kHz External speaker Input impedance 4 Ω Capacity More than 5 W Audio generator Frequency range 300 3000 Hz Output level 1 500 mV Attenuator Power attenuation 40 or 50 dB Capacity More than 30 W 5 1 PREPARATION To the antenna connector To DC power connector Standard signal generator 0 1 µV to 32 mV ...

Page 14: ... check point CP1 1 3 2 3 V Verify LOCK VOLTAGE DSC receive 1 Receiving MAIN Connect a digital multi meter or oscilloscope to the check point CP1 1 3 2 3 V MAIN Verify REFERENCE FREQUENCY 1 Channel CH16 156 800 MHz Output power Low Connect a power meter to the ant enna connector Transmitting Rear Panel Loosely couple a fre quency counter to the antenna connector 156 800 MHz 500 Hz MAIN C12 2EFERENC...

Page 15: ...156 800 MHz Output power Low Connect an audio generator to the MIC line see the page 5 1 and set as Frequency 1 kHz Level 30 mV Set the FM deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 Transmitting Rear Panel C o n n e c t a n F M d ev i a t i o n m e t e r t o t h e a n t e n n a connector through an attenuator 4 25 4 35 kHz MAIN R327 5 3 TRANSMIT ADJUSTMENT 2 EVIATION ADJU...

Page 16: ...TIVITY except the signal level Level 4 dBu 111 dBm Receiving External speaker Squelch open MAIN Turn R214 clockwise to close the squelch T h e n t u r n R 2 1 4 counter clockwise to set the point where the squelch opens RECEIVE SENSITIVITY DSC receive 1 SQUELCH Max counterclockwise Connect an SSG to the antenna connector and set as RECEIVE SENSITIVITY except the frequency Freqency 156 525 MHz CH70...

Page 17: ... B 120 5 39 R82 7030003440 S RES ERJ3GEYJ 102 V 1 k B 124 7 39 1 R83 7030003580 S RES ERJ3GEYJ 153 V 15 k B 122 6 38 4 R84 7030003440 S RES ERJ3GEYJ 102 V 1 k B 122 6 39 7 R85 7030003680 S RES ERJ3GEYJ 104 V 100 k B 61 6 58 4 R86 7030003210 S RES ERJ3GEYJ 120 V 12 B 64 4 54 4 R87 7030003520 S RES ERJ3GEYJ 472 V 4 7 k B 63 50 4 R88 7030003680 S RES ERJ3GEYJ 104 V 100 k B 67 8 49 5 R89 7030003640 S ...

Page 18: ...6110001600 COL LA 243 L31 6110001600 COL LA 243 L32 6200007360 S COL ELJND R47J T 18 8 35 L35 6150003821 COL LS 440 LF L36 6150003821 COL LS 440 LF L37 6200007360 S COL ELJND R47J T 12 6 14 5 L38 6150003821 COL LS 440 LF L39 6150003821 COL LS 440 LF L40 6130003000 S COL 617DB 1714 P3 T 37 1 5 6 L41 6130003000 S COL 617DB 1714 P3 T 48 9 5 6 L42 6200010440 S COL C2520C 1R2G A 1 2U T 57 9 8 5 L43 620...

Page 19: ... 10 k T 62 45 7 R383 7030003440 S RES ERJ3GEYJ 102 V 1 k T 61 3 44 4 R384 7030003440 S RES ERJ3GEYJ 102 V 1 k T 35 5 31 9 R385 7030003460 S RES ERJ3GEYJ 152 V 1 5 k T 35 5 30 6 R386 7030003680 S RES ERJ3GEYJ 104 V 100 k T 107 8 43 R498 7030003620 S RES ERJ3GEYJ 333 V 33 k T 14 1 26 9 R499 7030003580 S RES ERJ3GEYJ 153 V 15 k T 13 1 29 5 MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R501 703...

Page 20: ...68 4030017420 S CER ECJ0EC1H470J T 67 3 56 4 C373 4030017400 S CER ECJ0EC1H220J T 88 54 4 C374 4030017400 S CER ECJ0EC1H220J T 86 9 54 4 C375 4030017430 S CER ECJ0EC1H101J T 87 58 6 C376 4030017730 S CER ECJ0EB1E471K T 88 58 6 C379 4030017430 S CER ECJ0EC1H101J T 80 1 57 9 C380 4030017730 S CER ECJ0EB1E471K T 80 1 57 MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C390 4030016930 S CER ECJ0EB...

Page 21: ... H V NO NO LOCATION R306 7030003800 S RES ERJ3GEYJ 105 V 1 M T 36 1 31 1 R307 7030003440 S RES ERJ3GEYJ 102 V 1 k B 61 1 19 2 R308 7030003770 S RES ERJ3GEYJ 564 V 560 k B 67 3 26 4 R309 7030003680 S RES ERJ3GEYJ 104 V 100 k B 66 6 22 3 R311 7030003520 S RES ERJ3GEYJ 472 V 4 7 k B 63 22 1 R312 7030003610 S RES ERJ3GEYJ 273 V 27 k B 67 3 29 5 R313 7030003680 S RES ERJ3GEYJ 104 V 100 k B 71 1 31 R314...

Page 22: ...04601 ELE 16 ME 1000 HC C370 4030011600 S CER C1608 JB 1E 104K T T 13 9 53 8 C375 4030016930 S CER ECJ0EB1A104K T 49 3 32 3 C377 4030017420 S CER ECJ0EC1H470J T 2 4 50 9 C378 4030017460 S CER ECJ0EB1E102K T 3 3 50 9 C381 4510008500 S ELE EEE1CA101WP T 11 2 20 2 C382 4030016790 S CER ECJ0EB1C103K T 9 9 24 3 C383 4030011600 S CER C1608 JB 1E 104K T T 9 8 25 4 C384 4030011600 S CER C1608 JB 1E 104K T...

Page 23: ...96N97 15SK 10KB 2685 1 ORDER NO REF NO DESCRIPTION QTY ACCESSORIES W1 8900009041 Cable OPC 891A 1 EP1 6910013530 Bead ZCAT2035 0930A BK 1 MP1 8010018154 2345 mobile bracket 4 ZK Black 1 8010020464 2345 mobile bracket C 4 Gray 1 MP2 8810001490 Screw PH A M5 20 SUS 4 MP3 8850000180 Flat washer M5 SUS 4 MP4 8850000500 Spring washer M5 SUS 4 MP5 8610010561 2040 knob bolt 1 Black 2 8820001271 2040 knob...

Page 24: ...1 S R1 V MP3 F MP7 F MP6 F MP9 F MP23 F AF UNIT VR BOARD DIAL BOARD SQL BOARD LOGIC BOARD MAIN UNIT S1 D MC1 F MP1 F MP21 F MP21 F MP21 F MP10 F Unit abbreviations C CHASSIS PARTS M MAIN UNIT A AF UNIT F FRONT PARTS L LOGIC BOARD V VR BOARD S SQL BOARD D DIAL BOARD R1 V R1 S S1 D MP1 L DS1 L MP4 L MP2 L MP42 C MP5 C MP42 C MP42 C MP42 C MP3 C MP4 C MP41 C MP5 C MP1 C MP5 C MP42 C MP5 C MP11 F MP11...

Page 25: ...C MP14 C MP2 C MP5 C MP8 C MP15 C MP16 C MP9 C MP21 C MP18 C MAIN UNIT MP1 C SP1 M MP17 C CHASSIS PARTS W1 8900014820 Cable OPC 948 Gray 1 8900013590 Cable OPC 949 Black 1 MP1 8210022750 2352 front panel 1 Gray 1 8210021410 2352 front panel A 1 Black 1 MP2 8210020380 2352 rear panel Gray 1 8210020120 2352 rear panel A Black 1 MP3 8930052160 2352 key 1 MP4 8930052150 2352 PTT rubber 1 MP5 893005214...

Page 26: ...A PCK EXTOE OPTIN 6 1 to CHASSIS unit W3 J6 ICF3 EXTRXD EXTTXD PTTC MICG AF MIC 2 1 to CHASSIS unit W1 J11 SP SP HAILO 2 1 to CHASSIS unit W2 J12 HAILO DETO 14 13 2 1 to option SCRAMBLER unit J3 MICO DETI MICI OPSTB SDATA SCK GND GND GND SCON OPTIN GND 5V HV GND to MAIN unit J1 to CHASSIS unit W1 GND GND HV HV SECTION 9 BOARD LAYOUTS 9 1 9 1 AF UNIT TOP VIEW H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 ...

Page 27: ...15 H120 H125 H0 V5 V10 V15 V0 V25 V30 V35 V20 V45 V50 V55 V40 V65 V60 HV 1 4 to AF unit CP11 CP14 J1 HV GND GND 9 2 BOTTOM VIEW MAIN UNIT H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H0 V5 V10 V15 V0 V25 V30 V35 V20 V45 V50 V55 V40 V65 V60 BOTTOM VIEW AF UNIT ...

Page 28: ... 3 1 to LOGIC board J3 W1 SQLV S5V SQL 9 5 SQL BOARD TOP VIEW H5 H10 H0 V5 V10 V15 V0 GND 4 1 to LOGIC board J3 W1 DIALB DIALA GND DIAL 9 6 DIAL BOARD TOP VIEW H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H105 H110 H115 H120 H125 H130 H135 H140 H145 H150 H155 H0 V5 V10 V15 V0 V25 V30 V35 V20 V45 V50 V55 V40 V65 V70 V75 V60 V80 LO DX 16 CH WX SCAN H L POWER HAIL C...

Page 29: ...0 V55 V40 V65 V70 V75 V60 V80 1 2 to Microphone HM 126 J6 KEY GND 1 8 to Microphone HM 126 J4 NC PTT HANG MICG MIC SP NC AF 1 10 to DIAL SQL VR boards J3 GND DIALA DIALB ENT S5V SQLV GND VOL1 VOL2 VOLG 1 to AF unit J1 2 39 40 J1 OPSTB EXTSTB PSTB UNLK EXTRXD MIC MICG TXDET SQL BPFV EVCK FOG VOL2 VOL1 RCV GND NC VCC SP SP OPTIN EXTOE PCK PDATA EXTTXD ICF3 DSCENC DSD70 DSDM WXDEC EVDATA FOGC BEEP GN...

Page 30: ...P FM FI6 LT450EW BUFF IC14 TA31136FN 2ND IF 2ND 31 05MHz Q63 KTC3880S FI4 FL 372 Q64 KTC4080 SHIFT Q2 KRC404 D1 D2 MA77x2 R10V Normal channels R10V R10V NMEAI NMEAO NMEAI Q37 KRA304 IC29 NMEAO VCC NMEAI IC6D IC6C EXT SP OPTION NMEAI SAFO EXT SP HAIL ICF3 NJM2107F PTTC POWER DIVIDER D14 D21 L308CCBx2 RF OUT DET VOL M62429FP EL IC13 IC14 LA4485 HV Q61 TPC6104 Q62 KRC404 R10V Q52 KRC404 S5V Q54 KTC40...

Page 31: ...2 TAOUT 29 P67 TXD1 SDA1 30 P66 RXD1 SCL1 31 P65 CLK1 32 P64 CTS1 RTS1 CTS0 CLKS1 33 P63 TXD0 SDA0 34 P62 RXD0 SCL0 35 P61 CLK0 36 P60 CTS0 RTS0 37 P57 TDY CLKOUT 38 P56 ALE 39 P55 HOLD 40 P54 HLDA 41 P53 BCLK 42 P52 RD 43 P51 WRH BHE 44 P50 WRL WR 45 P47 CS3 46 P46 CS2 47 P45 CS1 48 P44 CS0 49 P43 A19 50 P42 A18 51 P41 A17 52 P40 A16 53 P37 A15 54 P36 A14 55 P35 A13 56 P34 A12 57 P33 A11 58 P32 A...

Page 32: ...22 C317 100 C381 LA4425A IC9 1 2 3 4 5 100k R243 0 01 C247 1M R270 100k R260 1M R247 1 C260 100k R278 2 2 C448 0 001 C293 0 01 C292 0 0068 C323 10k R325 NTCG16 R324 15k R326 1 C250 1 C249 0 47 C453 J3 0 01 C589 0 0022 C587 0 1 C588 0 0047 C313 820p C312 56p C314 12p C306 270p C303 47p C318 0 1 C301 0 01 C351 0 1 C423 47p C425 47p C424 KRC404 Q62 0 R298 2SB1143 Q71 XP6501 Q72 1 2 3 4 5 6 10k R592 1...

Page 33: ...C111 470p C49 0 001 C550 0 001 C195 5p C32 L57 15µ 0 001 C617 180 R46 0 1 C156 HSB88WS D32 HSM88ASR D12 150 R563 100 R625 LW 25 L20 10k R173 2 2k R609 10 R89 2SC4226 Q10 2p C517 0 001 C521 R107 220 39 R158 2 2k R534 0 01 C2 0 001 C535 2 7µ L3 68n L15 10 C21 0 1 C390 47 R504 10p C527 0 001 C126 0 001 C367 LA 243 L21 0 R70 0 1 C501 3 3k R9 0 01 C533 8 2k R43 330 R202 2 2k R83 Q58 PMBFJ310 KTC4075 Q5...

Page 34: ...ICOMAMERICA COM USTOMER 3ERVICE 0HONE LENWOOD ENTRE IGHWAY ELTA 6 ANADA 0HONE AX 52 HTTP WWW ICOMCANADA COM MAIL INFO ICOMCANADA COM 5NIT ARDEN 2OAD LAYTON 6 USTRALIA 0HONE AX 52 HTTP WWW ICOM NET AU MAIL SALES ICOM NET AU ARRIS 2OAD AST 4AMAKI UCKLAND EW EALAND 0HONE AX 52 HTTP WWW ICOM CO NZ MAIL INQUIRIES ICOM CO NZ 2OOM TH LOOR ONG 3ILVER ANSION O 9ONG ING 2OAD AIDIAN ISTRICT EIJING HINA 0HONE...

Page 35: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14225HZ C1 q 2006 Icom Inc ...

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