Icom IC-M85 Service Manual page 25

• MAIN UNIT (B-8731E: Bottom view)
V45 V40 V35 V30 V25 V20
C27
C19
C31
C24 L3
L5
MP11
C22
L7
MP401
EP1
C234
C568
C233
C569
C232 R130
C91
C68 R55
C101
R40
D17
D16
Q4
C87
Q2 L13
C76
R36
L21
Q12 Q10
R71
R78
C304
C311
C303 C301
C276
R127
C244 R162
R81 Q14
C248 C245 R83
MP3
R84
R145 R79
D19
L32
C257
C291 C286
D20
IC10 C270
L33
C272
D25
L29
C290
C421
R141
R427
D22 D21
C274
C253 C423
C254
R143 R163
C153
C358 R310 R309
Q38
C356
C152
R179
R178
Q362
R107 C190
R186 IC4
R108
C223
IC13
R183
IC7
R182
R176 R118
C210 C204
C225
R181
R175
R232
R614
Q36
R217
D30
R218 C452
R231 R230 R558 C451
IC23
R224
R221
R198
C453
The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
• FRONT UNIT (B-8730D: Bottom view)
V15 V10 V5 V0
C14
MP1
C15 C5
L1
C3
C238
C42
C64
L10
D12
C55 R31 D10 C72
R29
R34
L16
R47
C71
C86
R39 R44
C82
R45
C95
R22 L14
R70 C90
C83
R46
R11
C85
R48
D15
C97 C89
D18
Q13 R51 C98
R56 C93
C100
D24 C94
L15 R53
C287
R58
C111 R57 R62 R61
C115 C106 C110
C109
C114
Q6
C116
R59
C107
C112
L19
C117
EP5 R190
R202
C623
R607
C622
C606
C607
C605
R615
IC600
R620
R619
R621
C625
R622
R623
R624
7-2
V45 V40 V35 V30 V25 V20 V15
R3
R2
R11
Q1 Q3
IC2
R136 C105
R110
C108
R134 R112
MP6 MP7 R133
C110 R130 R113
R131 R111
B8730D
R37
J5
Q10
R55
R41 R117
R40
C102
R70
C62 C34
C79
J5
C81
C53
EP5
C103 C61
R62
R118
C8
C50
D1
J1
J1
2
J4
J5
J4
J4
J1
See the PARTS LIST H/V location on the PARTS LIST for location details.
V10 V5 V0
J3
GND
MP5
ADKEY2
ADKEY2
IPTT
R20
R22
Q5
R23
R115
R25
C100
Q6
D8
R126 C96
R45
IC4
R44
C55
R121
R35 C42
R43
R54
C65 C41 1
R51 C69
C54
C64
C68
R58