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Icom IC-M504 Service Manual Download Page 17

6 - 1

SECTION 6 

PARTS LIST

M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side)

[LOGIC BOARD]

 REF 

ORDER 

DESCRIPTION 

M. 

H/V

 NO. 

NO. 

 

  LOCATION

IC2 1110006380 

S.IC 

LM2904PWR 

 

B 

72.9/41.6

IC3 1140008650 

S.IC 

HN58X2464TI 

 

B 

120.3/30.8

IC4 1110005771 

S.IC 

S-80942CNMC-G9CT2G 

 

B 

134.9/61.9

IC6 1170000352 

S.IC 

PC357N6J000F 

 

B 

59.5/47.6

IC8 

1180000421  S.IC 

TA78L05F (TE12R F)  

  B 

132/25.3

IC9 1130013100 

S.IC 

KIC7W14FK 

RTK/P 

 

B 

62.4/40.4

IC10 

1130013200  S.IC 

TC74LCXR164245 (E F)  

  B 

89.3/53.7

IC11 1180002380 

S.IC S-817B33AMC-CWW-T2G 

 

B 

107/76.3

 
 
Q1 1520000651 

S.TR 

2SB1201S-TL-E 

 

B 

137.5/69.5

Q2 1530003900 

S.TR 

KTC4075 

BL-RTK/P 

 

B 

128.7/67.8

Q3 1530003900 

S.TR 

KTC4075 

BL-RTK/P 

 

B 

129.3/70.9

Q4 1530003960 

S.TR 

KTC2875-B-RTK/P 

 

B 

123.1/36

Q5 1530002280 

S.TR 

2SC4081 

T106 

S 

 

B 

62.5/52.6

Q6 1590003580 

S.TR 

KRC404 

RTK/P 

 

B 

63.1/48.5

Q7 1530002280 

S.TR 

2SC4081 

T106 

S 

 

B 

60/32.8

Q8 1510000510 

S.TR 

2SA1576A 

T106R 

 

B 

62.8/32.5

Q9 1560000810 

S.FET 

2SK1069-4-TL 

 

B 

62.8/35.6

 
 
D1 

1790001561  S.DIO  1SS372 (TE85R F)  

  B  125.9/35.1

D2 1750001320 

S.DIO 

KDS4148U 

RTK/P 

 

B 

59.5/52.6

D3 1750001180 

S.DIO 

KDS122 

RTK/P 

 

B 

61.8/55.4

D4 1730002360 

S.ZEN 

MA8062-M 

(TX) 

 

 

B 

65.1/57.6

D5 1750001180 

S.DIO 

KDS122 

RTK/P 

 

B 

129.2/35.1

D43 1790001810 

S.VSR 

AVR-M1005C080MTABB 

 

B 

126.2/17

 
 
X1 

6050012041  S.XTL  CR-790A (9.8304 MHz)  

  B  116.5/64.3

 
 
R2 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B 

101/39.3

R7 7030003640 

S.RES 

ERJ3GEYJ 

473 

V 

(47 

k

)

  

  B  139.3/48.7

R22 7030003680 

S.RES 

ERJ3GEYJ 

104 

V 

(100 

k

)

  

  B 

72.8/44.3

R23 7030003800 

S.RES 

ERJ3GEYJ 

105 

V 

(1 

M

)

  

  B 

72.8/38.9

R24 7030003500 

S.RES 

ERJ3GEYJ 

332 

V 

(3.3 

k

)

  

  B 

77.7/40.4

R25 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B 

68.3/44

R26 7030003540 

S.RES 

ERJ3GEYJ 

682 

V 

(6.8 

k

)

  

  B 

68.3/41.2

R31 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  119.8/36.9

R32 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  120.3/35.6

R33 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  128.4/18.8

R34 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B 

129.2/17

R35 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  143.5/17.1

R36 7030003650 

S.RES 

ERJ3GEYJ 

563 

V 

(56 

k

)

  

  B  100.1/59.4

R37 

7030008051  S.RES  ERA3YKD 184V (180 k

)

  

  B  100.8/61.4

R38 

7030003320  S.RES  ERJ3GEYJ 101 V (100)  

   B 

127.7/17

R41 7030003680 

S.RES 

ERJ3GEYJ 

104 

V 

(100 

k

)

  

  B 

102.8/29

R43 7030003570 

S.RES 

ERJ3GEYJ 

123 

V 

(12 

k

)

  

  B  137.1/58.2

R44 7030003640 

S.RES 

ERJ3GEYJ 

473 

V 

(47 

k

)

  

  B  137.1/59.4

R45 7030003640 

S.RES 

ERJ3GEYJ 

473 

V 

(47 

k

)

  

  B  134.4/58.2

R46 7030003320 

S.RES 

ERJ3GEYJ 

101 

V 

(100) 

 

 

B 

115.7/59.9

R48 7030003640 

S.RES 

ERJ3GEYJ 

473 

V 

(47 

k

)

  

  B  139.3/51.3

R49 7030003640 

S.RES 

ERJ3GEYJ 

473 

V 

(47 

k

)

  

  B  139.3/52.6

R51 7030006060 

S.RES 

ERJ12YJ100U 

(10) 

 

 

B 

135.3/75.2

R54 7030004120 

S.RES 

ERJ3GEYJ 

203 

V 

(20 

k

)

  

  B 

98.8/70.6

R55 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B 

100/70.6

R56 7030003590 

S.RES 

ERJ3GEYJ 

183 

V 

(18 

k

)

  

  B  101.2/70.6

R57 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  102.4/70.6

R58 7030004120 

S.RES 

ERJ3GEYJ 

203 

V 

(20 

k

)

  

  B  103.6/70.6

R59 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  104.8/70.6

R60 7030003590 

S.RES 

ERJ3GEYJ 

183 

V 

(18 

k

)

  

  B 

106/70.6

R61 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  107.2/70.6

R62 7030003630 

S.RES 

ERJ3GEYJ 

393 

V 

(39 

k

)

  

  B 

97.6/70.6

R63 7030003660 

S.RES 

ERJ3GEYJ 

683 

V 

(68 

k

)

  

  B  127.4/70.8

R64 7030003440 

S.RES 

ERJ3GEYJ 

102 

V 

(1 

k

)

  

  B  130.6/67.5

R65 7030003560 

S.RES 

ERJ3GEYJ 

103 

V 

(10 

k

)

  

  B  131.9/70.3

R66 7030003520 

S.RES 

ERJ3GEYJ 

472 

V 

(4.7 

k

)

  

  B  131.9/67.5

R71 7030003370 

S.RES 

ERJ3GEYJ 

271 

V 

(270) 

 

 

B 

49.4/15.9

R72 7030003370 

S.RES 

ERJ3GEYJ 

271 

V 

(270) 

 

 

B 

134.2/17.5

R74 7030003320 

S.RES 

ERJ3GEYJ 

101 

V 

(100) 

 

 

B 

90.7/26.9

R75 7030003320 

S.RES 

ERJ3GEYJ 

101 

V 

(100) 

 

 

B 

54.7/23

R76 7030003320 

S.RES 

ERJ3GEYJ 

101 

V 

(100) 

 

 

B 

74/74.3

S.=Surface mount

[LOGIC BOARD]

 REF 

ORDER 

DESCRIPTION 

M. 

H/V

 NO. 

NO. 

 

  LOCATION

R77 7030003320 

S.RES 

ERJ3GEYJ 

101 

V 

(100) 

 

 

B 

121.1/74.3

R79 7030003680 

S.RES 

ERJ3GEYJ 

104 

V 

(100 

k

)

  

  B  121.9/56.1

R80 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B  118.3/56.1

R81 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  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.RES  ERJ3GEYJ 473 V (47 k

)

  

  B  122.8/32.9

R91 

7030003520  S.RES  ERJ3GEYJ 472 V (4.7 k

)

  

  B 

60.9/35.5

R92 

7030003280  S.RES  ERJ3GEYJ 470 V (47)  

  B 

65.4/32.2

R93 

7030003430  S.RES  ERJ3GEYJ 821 V (820)  

  B 

58/54.9

R94 

7030003520  S.RES  ERJ3GEYJ 472 V (4.7 k

)

  

  B 

62.6/43.7

R95 

7030003440  S.RES  ERJ3GEYJ 102 V (1 k

)

  

  B 

65.4/33.4

R96 

7030003640  S.RES  ERJ3GEYJ 473 V (47 k

)

  

  B 

65.4/34.7

R97 

7030003440  S.RES  ERJ3GEYJ 102 V (1 k

)

  

  B 

65.4/36

R98 

7030003440  S.RES  ERJ3GEYJ 102 V (1 k

)

  

  B 

58.2/41.7

R102 7030003860 

S.RES 

ERJ3GE 

JPW 

V 

 

 

B 104.5/64

R119 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B 

88.1/45.2

R120 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B 

88.1/44

R121 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B 

88.1/42.8

R122 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B 

91.8/45.2

R123 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B 

90.5/47.2

R126 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B  120.7/56.1

R127 

7030003680  S.RES  ERJ3GEYJ 104 V (100 k

)

  

  B  119.5/56.1

 
 
C1 4510008540 

S.ELE 

EEE1CA100SR 

 

B 

94.7/42.1

C2 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

100.2/41.5

C5 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

138.3/40.4

C6 4030017730 

S.CER 

ECJ0EB1E471K 

 

B 

138.3/37.6

C15 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

100.5/57.4

C16 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

61.1/19.6

C21 

4030011600  S.CER  C1608 JB 1E 104K-T 

  B 

75.6/38.9

C31 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

123/27.3

C32 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

123/28.3

C33 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

124.3/32.7

C35 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

100.5/58.3

C36 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

101.9/60.9

C37 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

102.8/60.9

C38 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

103.7/60.9

C39 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

104.6/60.9

C40 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

105/62.9

C41 

4030017480  S.CER  C1608 JB 1A 474K-T 

  B 

107.2/64

C42 

4030017480  S.CER  C1608 JB 1A 474K-T 

  B  134.4/59.4

C44 4030017030 

S.CER 

ECJ0EB1A273K 

 

B 

137.4/63.3

C45 4030017400 

S.CER 

ECJ0EC1H220J 

 

B 

115.6/61

C46 4030017400 

S.CER 

ECJ0EC1H220J 

 

B 

117.4/61

C52 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

139.3/73.9

C81 4030017920 

S.CER 

ECJ0EB1A683K 

 

B 

59.5/54

C82 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

59.3/43.2

C83 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

59.3/41.4

C86 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

64.8/52.1

C87 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

65.2/50.4

C88 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

56.8/58

C89 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

59.5/54.9

C90 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

63.5/56.9

C91 

4550007750  S.TAN  TEESVA 1V 225M8R 

  B 

80.6/55

C92 

4550007750  S.TAN  TEESVA 1V 225M8R 

  B 

71.2/68.8

C93 

4550007750  S.TAN  TEESVA 1V 225M8R 

  B 

71.2/66.6

C94 

4550007750  S.TAN  TEESVA 1V 225M8R 

  B 

71.2/64.4

C95 4550007650 

S.TAN 

F931V105MAABMA 

 

B 

78.5/55

C96 4550007650 

S.TAN 

F931V105MAABMA 

 

B 

76.4/55

C97 4550007650 

S.TAN 

F931V105MAABMA 

 

B 

74.5/60

C98 4550007650 

S.TAN 

F931V105MAABMA 

 

B 

72.3/60

C99 4550007650 

S.TAN 

F931V105MAABMA 

 

B 

70.1/60

C101 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

130.9/28.5

C102 4510008540 

S.ELE 

EEE1CA100SR 

 

B 

128.9/31.4

C104 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

73.6/29.7

C105 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

74.6/31.1

C106 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

88.4/26.7

C107 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 89/24.8

C108 4030016790 

S.CER 

ECJ0EB1C103K 

 

B 

133.1/28.5

C109 4510008540 

S.ELE 

EEE1CA100SR 

 

B 

135.1/31.4

C111 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

119.5/58.4

C141 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

59.5/34.6

C142 4030016930 

S.CER 

ECJ0EB1A104K 

 

B 

59.5/37.3

C334 4030017420 

S.CER 

ECJ0EC1H470J 

 

B 

113.5/12.8

C336 4030017420 

S.CER 

ECJ0EC1H470J 

 

B 

112.5/11.3

C337 4030017460 

S.CER 

ECJ0EB1E102K 

 

B 

126.2/16.1

• IC-M504

[REPLACEMENT UNITS]

ORDER NO.

UNIT NAME

COLOR

0329140101
0329140301

U M504 #01 FRONT 

 (including HM-126B-3 ACC)

U M504 #03 FRONT

 

(including HM-126G ACC)

BLACK

GRAY

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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