Board layouts, Main unit (top), Mc461 – Icom IC-GM1600E User Manual
Page 26: 1 main unit, J412 to the sp1, Top view, Sp1 (chassis unit), Gnd gnd afout spgo 4 1, S101, C107
R692
R583
R654
R653
R584
C602
C603
R659
R658
R657
R656
R602
R601
R604
C605
C606
R606
C604
R603
R605
C601
C641
S100
S103
S105
X601
D601
DS654
DS659
DS657
S101
DS653
S102
S104
DS658
R612
C611
C281
R283
R399
R269
R276
C612
R275
R281
C234
R233
C235
C236
R238
R611
R282
R297
C302
C301
R307
R293
R306
R292
C293
R291
R284
C292
R234
R236
R237
R243
R235
C233
C294
C291
R294
C35
C34
R35
C83
R84
R83
R82
R81
C84
R34
R652
R651
R662
R663
C99
R393
R394
R102
R103
C113
C112
R98
R101
R113
R114
C105
C104
R112
R94
R95
R96
R97
C96
C97
C98
R92
C107
C106
R93
R204
R203
R322
R324
R326
R413
C422
C423
R434
C432
R433
R435
R412
C554
C556
R411
C413
C425
R421
C552
C441
R441
R443
R442
R325
R562
C561
C145
C114
R149
C143
R147
R143
R145
C142
C129
R133
R132
R693
R142
C144
C431
R432
C141
D141
C323
C322
R91
R202
C201
R205
R201
R246
C246
R245
R244
R231
C245
C215
R215
C216
R213
R232
R214
R216
R321
C324
R561
R141
R431
R148
C115
R144
C137
C128
R146
R323
R415
R414
C92
C100
R391
R31
R37
R36
R39
R305
C36
R38
R298
R296
R277
DS658
IC282
IC281
C272
Q291
D39
L33
L31
Q82
Q81
C82
L82
L81
C81
Q91
C111
L92
C37
D91
C91
D92
C202
Q321
Q322
Q561
C210
C411
Q232
C412
IC551
Q444
Q441
Q443
Q442
Q411
Q323
IC141
C326
J414
EP111
D121
Q655
Q141
Q432
IC421
J412
Q431
C424
D131
C127
R121
R122
D132
L124
C138
C136
C134
L132
C123
C125
C126
C132
C131
C133
L122
C121
L112
C122
C124
L121
L123
X231
Q231
D232
C232
D231
C217
Q211
C203
C103
Q101
L102
EP101
Q111
R111
MC461
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
0
5
10
15
20
25
30
35
40
45
50
Horizontal
V
e
rtical
J414
to the MIC board J415
GND
GND
AFOUT
SPGO
4
1
J412
to the SP1
14
1
SPG
SPG
AFOUT
AFOUT
S5V
GND
GND
RLED
TLED
EXMIC
EXDET
GND
GND
GND
SP1
(CHASSIS unit)
–
+
SECTION 9
BOARD LAYOUTS
9-1 MAIN UNIT
•
TOP VIEW
9 - 1