Parts List - Icom IC-M72 Service Manual

Vhf marine transceiver
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SECTION 6
[MAIN UNIT]
REF
ORDER
NO.
NO.
IC170
1110003201 S.IC
IC200
1110003780 S.IC
IC220
1110005350 S.IC
IC260
1130011770 S.IC
IC280
1110001810 S.IC
1110001811 S.IC
IC340
1130012430 S.IC
IC341
1110005770 S.IC
1110005771 S.IC
IC360
1140010620 S.IC
1140013300 S.IC
IC401
1110002420 S.IC
IC410
1130009900 S.IC
IC411
1110006380 S.IC
IC412
1130007991 S.IC
IC430
1130011770 S.IC
IC431
1110006380 S.IC
Q221
1510001090 S.TR
Q223
1590003290 S.TR
Q224
1590001190 S.TR
Q225
1520000840 S.TR
Q230
1550000090 S.FET RSQ035P03TR
Q231
1590001190 S.TR
Q240
1590003290 S.TR
Q250
1590003380 S.TR
Q350
1590003270 S.TR
Q351
1590003550 S.TR
Q400
1590003290 S.TR
Q401
1590003290 S.TR
Q430
1590003380 S.TR
Q450
1590001770 S.TR
Q451
1590003290 S.TR
Q470
1590003290 S.TR
Q500
1590003290 S.TR
Q540
1590003230 S.TR
Q541
1590003290 S.TR
D350
1750001180 S.DIO
D430
1790001250 S.DIO
FI170
2020001530 CER
2020002170 S.CER ELFY450E
X170
6070000190 S.DCR CDBCB450KCAY24-R0
X410
6050008910 XTL
X480
6050011500 S.XTL
R170
7030009280 S.RES ERJ2GEJ 391 X (390)
R171
7030007570 S.RES ERJ2GEJ 122 X (1.2 k
R172
7030005000 S.RES ERJ2GEJ 471 X (470)
R173
7030005030 S.RES ERJ2GEJ 152 X (1.5 k
R174
7030006610 S.RES ERJ2GEJ 394 X (390 k
R175
7030005600 S.RES ERJ2GEJ 273 X (27 k
R176
7030005120 S.RES ERJ2GEJ 102 X (1 k
R201
7030005050 S.RES ERJ2GEJ 103 X (10 k
R202
7030005090 S.RES ERJ2GEJ 104 X (100 k
R203
7030003810 S.RES ERJ3GEYJ 125 V (1.2 M
R204
7030005040 S.RES ERJ2GEJ 472 X (4.7 k
R205
7030005210 S.RES ERJ2GEJ 822 X (8.2 k
R206
7030008290 S.RES ERJ2GEJ 183 X (18 k
R207
7030005600 S.RES ERJ2GEJ 273 X (27 k
R212
7030005030 S.RES ERJ2GEJ 152 X (1.5 k
R213
7030005070 S.RES ERJ2GEJ 683 X (68 k
R214
7030007340 S.RES ERJ2GEJ 153 X (15 k
R222
7030005050 S.RES ERJ2GEJ 103 X (10 k
R223
7030005040 S.RES ERJ2GEJ 472 X (4.7 k
R226
7030007290 S.RES ERJ2GEJ 222 X (2.2 k
R227
7030005050 S.RES ERJ2GEJ 103 X (10 k
R228
7030005220 S.RES ERJ2GEJ 223 X (22 k
R230
7030005600 S.RES ERJ2GEJ 273 X (27 k
R231
7030005160 S.RES ERJ2GEJ 105 X (1 M
R232
7030005120 S.RES ERJ2GEJ 102 X (1 k
R233
7030007290 S.RES ERJ2GEJ 222 X (2.2 k
[scramble]=[USA-1], [SEA-1], [AUS-1]

PARTS LIST

DESCRIPTION
M.
TA31136FNG (EL)
B
NJM2902V-TE1
B
NJM2870F05-TE1
B
CD4066BPWR
B
TA7368F (ER)
[USA], [SEA] B
TA7368FG (5 ER)
[AUS], [scramble] B
S-24CS64A0I-T8T1G
B
S-80942CNMC-G9C-T2
[AUS] B
S-80942CNMC-G9CT2G
Except [AUS] B
µPD78F0338GC-9EB
[AUS] B
µPD78F0338GC-9EB-A
Except [AUS] B
NJM2073M-TE1
B
FX214L2/TR
[scramble] only B
LM2904PWR
[scramble] only B
TC3W03FU (TE12L F)
[scramble] only B
CD4066BPWR
B
LM2904PWR
B
KTA2015Y-RTK/P
B
UNR9213J-(TX)
B
XP6501-(TX) AB
B
KTA1664Y-RTF/P
B
B
XP6501-(TX) AB
B
UNR9213J-(TX)
B
UNR9111J-(TX)
B
UNR9210J-(TX)
B
XP4313 (TX)
B
UNR9213J-(TX)
B
UNR9213J-(TX)
B
UNR9111J-(TX)
B
XP1213 (TX)
B
UNR9213J-(TX)
B
UNR9213J-(TX)
B
UNR9213J-(TX)
B
UNR9113J-(TX)
B
UNR9213J-(TX)
[scramble] only B
KDS122 RTK/P
B
MA2S111-(TX)
B
CFWLB450KFFA-B0
[AUS] B
Except [AUS] B
B
AT-38 (4.000 MHz) [scramble] only
CR-739 (9.8304 MHz)
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
[MAIN UNIT]
H/V
REF
ORDER
LOCATION
NO.
NO.
R234
7030007300 S.RES ERJ2GEJ 332 X (3.3 k
52/32.6
R235
7030005930 S.RES ERJ3GEYF 334 V (330 k
25.1/32.2
R236
7030008090 S.RES ERJ3EKF 1503 V (150 k
22.8/12.3
R240
7030007280 S.RES ERJ2GEJ 331 X (330)
32.7/30.8
7030008280 S.RES ERJ2GEJ 271 X (270)
15.9/12.4
R241
7030005010 S.RES ERJ2GEJ 681 X (680)
15.9/12.4
R243
7030007280 S.RES ERJ2GEJ 331 X (330)
67.3/36.2
7030008280 S.RES ERJ2GEJ 271 X (270)
72.4/39.2
R244
7030005010 S.RES ERJ2GEJ 681 X (680)
72.4/39.2
R245
7030005090 S.RES ERJ2GEJ 104 X (100 k
74.2/14.6
R250
7030005090 S.RES ERJ2GEJ 104 X (100 k
7030005700 S.RES ERJ2GEJ 274 X (270 k
74.2/14.6
19.7/20.2
R251
7030005000 S.RES ERJ2GEJ 471 X (470)
56/9.5
R252
7030005060 S.RES ERJ2GEJ 333 X (33 k
34.4/18.7
R253
7030007290 S.RES ERJ2GEJ 222 X (2.2 k
R255
7030008300 S.RES ERJ2GEJ 184 X (180 k
63.5/8.2
R256
7030008290 S.RES ERJ2GEJ 183 X (18 k
16.7/36.5
R257
7030005040 S.RES ERJ2GEJ 472 X (4.7 k
12/3.1
R258
7030005040 S.RES ERJ2GEJ 472 X (4.7 k
R259
7030005720 S.RES ERJ2GEJ 563 X (56 k
R260
7030005671 S.RES ERA3YKD 393V (39 k
28.4/19.4
R261
7030009591 S.RES ERA3YED 472V (4.7 k
25.7/11.6
R262
7030006601 S.RES ERA3YED 272V (2.7 k
25.7/16
R263
7030005090 S.RES ERJ2GEJ 104 X (100 k
28.6/13.6
R264
7030005090 S.RES ERJ2GEJ 104 X (100 k
29.4/9.2
R265
7030005090 S.RES ERJ2GEJ 104 X (100 k
33/8.2
R271
7030005720 S.RES ERJ2GEJ 563 X (56 k
84.7/35.9
R272
7030005700 S.RES ERJ2GEJ 274 X (270 k
10.2/37.1
R273
7030005240 S.RES ERJ2GEJ 473 X (47 k
78.9/37.8
R274
7030006610 S.RES ERJ2GEJ 394 X (390 k
75.5/39.9
R275
7030005050 S.RES ERJ2GEJ 103 X (10 k
13.3/33.2
R276
7030008300 S.RES ERJ2GEJ 184 X (180 k
34.2/5.4
R277
7030005090 S.RES ERJ2GEJ 104 X (100 k
10.1/35
R278
7030005120 S.RES ERJ2GEJ 102 X (1 k
25.6/23.9
R279
7030005030 S.RES ERJ2GEJ 152 X (1.5 k
27.9/23.9
R283
7030007260 S.RES ERJ2GEJ 330 X (33)
14.2/25.4
R284
7030005530 S.RES ERJ2GEJ 100 X (10)
80.1/4.6
R286
7030005050 S.RES ERJ2GEJ 103 X (10 k
35.3/7.7
R288
7030005110 S.RES ERJ2GEJ 224 X (220 k
66.8/1.3
R289
7030005090 S.RES ERJ2GEJ 104 X (100 k
R290
7030005050 S.RES ERJ2GEJ 103 X (10 k
R300
7030005290 S.RES ERJ2GEJ 682 X (6.8 k
81.3/37.8
R340
7030005050 S.RES ERJ2GEJ 103 X (10 k
9.1/6.1
R341
7030005050 S.RES ERJ2GEJ 103 X (10 k
R343
7030005050 S.RES ERJ2GEJ 103 X (10 k
R350
7030005170 S.RES ERJ2GEJ 474 X (470 k
59/32.9
R351
7030005120 S.RES ERJ2GEJ 102 X (1 k
59/32.9
R352
7030007340 S.RES ERJ2GEJ 153 X (15 k
R353
7030005120 S.RES ERJ2GEJ 102 X (1 k
R354
7030005090 S.RES ERJ2GEJ 104 X (100 k
54.1/21.5
R355
7030005090 S.RES ERJ2GEJ 104 X (100 k
R356
7030005080 S.RES ERJ2GEJ 823 X (82 k
81.9/29.2
R357
7030005240 S.RES ERJ2GEJ 473 X (47 k
R358
7030005050 S.RES ERJ2GEJ 103 X (10 k
50.3/24.6
7030010040 S.RES ERJ2GEJ-JPW
50.3/26.2
R359
7030005090 S.RES ERJ2GEJ 104 X (100 k
54/27.1
R375
7030005290 S.RES ERJ2GEJ 682 X (6.8 k
50.7/36.9
R376
7030005090 S.RES ERJ2GEJ 104 X (100 k
53.8/36.9
R377
7030005080 S.RES ERJ2GEJ 823 X (82 k
54/38.1
R378
7030005080 S.RES ERJ2GEJ 823 X (82 k
52.2/38.9
R379
7030005080 S.RES ERJ2GEJ 823 X (82 k
28/29.1
R393
7030005090 S.RES ERJ2GEJ 104 X (100 k
29.2/29.1
R394
7030005090 S.RES ERJ2GEJ 104 X (100 k
26.5/27.5
R395
7030005090 S.RES ERJ2GEJ 104 X (100 k
25.2/28.9
22.9/24.6
R400
7030005090 S.RES ERJ2GEJ 104 X (100 k
22.4/26.9
R401
7030005050 S.RES ERJ2GEJ 103 X (10 k
24.7/27.9
R402
7030005530 S.RES ERJ2GEJ 100 X (10)
21.5/28.3
R403
7030005170 S.RES ERJ2GEJ 474 X (470 k
21.1/27
R410
7030005050 S.RES ERJ2GEJ 103 X (10 k
19.8/27.7
26.8/17.8
R411
7030005720 S.RES ERJ2GEJ 563 X (56 k
28.4/17.6
25/13.4
R412
7030005090 S.RES ERJ2GEJ 104 X (100 k
31.7/13.1
23.8/16
R413
7030008290 S.RES ERJ2GEJ 183 X (18 k
30.7/6.2
32.7/5.9
R414
7030007300 S.RES ERJ2GEJ 332 X (3.3 k
32.7/11.4
33.1/10.1
M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side)
6 - 1
DESCRIPTION
M.
LOCATION
B
34.8/9.7
B
32.8/13.5
B
[AUS] B
65.4/4.2
Except [AUS] B
65.4/4.2
T
38.9/21.3
[AUS] B
52.8/40.9
Except [AUS] B
52.8/40.9
T
23.6/21.3
B
[AUS] B
7.6/35.2
Except [AUS] B
7.6/35.2
B
12.1/36.3
B
9.5/39.6
B
B
21.9/35.2
B
B
22.3/36.4
B
24.7/35.5
B
23.1/35.5
B
20.3/7.5
B
18.9/7.5
B
22.1/6.1
B
35.7/27.6
B
30.7/26.5
B
B
33.2/36.6
B
31.8/36.5
B
31.8/35.6
B
B
B
17.7/24.4
B
29.4/32.3
B
31.2/37.7
B
28.5/35.1
B
19.3/9.3
B
12.3/8.6
B
17.8/28.6
B
18.8/25.5
B
17.5/26.3
B
16.2/25.9
B
B
B
B
73.2/36.6
B
52.3/2.5
B
77.8/36.2
B
78.6/35.3
B
77.4/37.4
B
76.2/37.3
B
76.2/35.9
B
B
Except [AUS] B
61.8/39.5
[AUS] B
61.8/39.5
B
79.7/36.2
B
B
B
23.1/27.9
B
21.3/29.3
B
19.9/30.8
B
B
[scramble] only B
34.7/26.5
B
15.2/31.3
B
16.1/24.1
B
15.2/18.8
B
16.4/31.8
[scramble] only B
[scramble] only B
[scramble] only B
[scramble] only B
34.6/13.5
[scramble] only B
34.6/14.4
S.=Surface mount
H/V
31.8/16
17.7/7
21/35.9
20/36.2
35.3/36
19/24.3
20.3/24
24/25.9
72/35.9
72/36.8
77.4/39
75/38.2
20/39.7
24/26.9
32.6/26
34.1/36
32.7/23
34.3/23
32/20.2

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Do you have a question about the IC-M72 and is the answer not in the manual?

Questions and answers

Robert Savell
January 22, 2025

Sound does not work

1 comments:
Mr. Anderson
February 10, 2025

The sound might not work on the Icom IC-M72 due to the following reasons:

1. Squelch Level: The squelch level may be set too high, which blocks audio. Adjust it by pushing the appropriate buttons (`[ ]`, `[Y]`/`[Z]`) to lower the squelch level.

2. Volume Setting: The volume may be set too low. Rotate the `[VOL]` knob to increase the volume.

3. Signal Reception: Ensure the radio is receiving a signal. The " " indicator should appear when a signal is being received, and audio should emit from the speaker.

4. Speaker Issue: Check if the speaker is functioning properly. If the external speaker or audio output is faulty, repair or replacement may be needed.

5. Incorrect Channel: Verify that the correct channel is selected, as some channels may not have active transmissions.

If these adjustments do not resolve the issue, further inspection or servicing may be required.

This answer is automatically generated

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