Icom IC-7851 Servise Manual

6-1
SECTION 6
.
BOARD LAYOUTS
• DISPLAY UNIT B-8093B
(TOP VIEW)
C2
C21
C22
C23
C41
C71
C101
C102 C103 C104
C105
C106 C107
C141
C201
C202
C203
C204
C205
C206
C207
C208
C209
C210
C211
C212
C213
C214
C215
C216
C217
C218
C219
C220
C221
C222
C223
C224
C225
C226
C227
C228
C229
C230
C231
C232
C233
C234
C235
C251
C252
C261C262
C263
C264
C271
C272
C301
C302
C303C304
C305
C306
C309
C310
C311
C312
C313
C401
C403
C411
C412
C413
C421
C503
C504
D21
D22
D23D24
D251
D252
D253
D301
D502
EP21
EP41
EP71
EP101 EP102 EP103
EP104
EP251
EP301
IC201
IC202
IC203
IC204
IC205
IC206
IC207
IC251
IC261
IC271
IC301
IC411
IC421
IC501
J1
J2
J3
J4
J4
J5
J6
J7
J7
J8J9 J10
J11
J501
Q1
Q2
Q3
Q4
Q5
Q21
Q22
Q23
Q24
Q101 Q102
Q251
Q252
Q401
Q402
Q403
Q404
Q501
Q502
Q503
Q504
Q505
Q506
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
R15
R21
R22
R23
R24
R25
R26
R27
R28
R29
R30
R31
R32
R33 R34
R35
R36
R37
R41
R42
R43
R44
R45
R46
R47
R48
R49
R50
R51
R52
R53
R54
R55
R56
R57
R58
R59
R60
R61
R62
R63
R64
R65
R66
R68
R69
R70
R71
R72
R73
R74
R75
R76
R77
R78
R79
R80
R81
R82
R83
R84
R85
R86
R87
R88
R89
R90
R91
R92
R93
R94
R95
R96
R97
R98
R99
R101 R102
R103 R104
R110 R111
R112 R113
R121 R122 R123 R124 R125 R126 R127 R131 R132 R133 R134 R135 R136 R137
R138
R139
R140
R141
R142 R143
R144 R145 R146 R147
R148 R149 R150
R253
R254
R261
R262
R263
R264
R271
R272
R273
R301
R302
R304
R306R308
R309
R310
R311
R313
R314
R316
R317
R402
R404
R411
R412
R421
R422
R423
R424
R425
R426
R501
R502
R504
R505
R506
R507
R508
R509
R510
X301
J10
J8
J2
J501
J1
J5
J9
1
2
3
4
TO MAIN SENSOR
TO VR-D J1
TO VR-E J1
TO SW-A J3
TO LCD
TO LOGIC J1431
TO SW-B J1
B8093B
TO VR-C J1
J3
CP141
TO TENKEY J1
TO TENKEY J2
TO LED J1
J11
DISPLAY
J6
H0H5H10H15H20H25H30H35H40H45H50H55H60H65H70H75H80H85H90H95H100H105H110H115H120H125H130H135H140H145H150H155
V0 V5 V10 V15 V20 V25 V30 V35 V40 V45 V50 V55 V60 V65 V70 V75 V80 V85 V90 V95

Icom IC-7851 Specifications

General

Brand	Icom
Model	IC-7851
Category	Transceiver
Language	English