![background image](http://html.mh-extra.com/html/icom/ic-7610/ic-7610_service-manual_612316068.webp)
7-8
The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
See the PARTS LIST H/V location on the PARTS LIST for location details.
• RF UNIT B-8543F
(BOTTOM VIEW)
C1001
C1004
C1011
C1013
C1021
C1022
C1023
C1031
C1032
C1033
C1034
C1051
C1052
C1053
C1054
C1055
C1056
C1057
C1071
C1101
C1103
C1104
C1111
C1113
C1131
C1132
C1133
C1134
C1151
C1152
C1153
C1154
C1155
C1156
C1157
C1171
C1181
C1182
C1184
C1185
C1187
C1188
C1192
C1193
C1194
C1195
C2001
C2002
C2031
C2033
C2034
C2035
C2036
C2037
C2038
C2041
C2071
C2072
C2073
C2074
C2075
C2076
C2077
C2078
C2079
C2080
C2081
C2082
C2083
C2084
C2085
C2088
C2091
C2092
C2093
C2094
C2095
C2096
C2097
C2098
C2099
C2100
C2101
C2102
C2103
C2104
C2105
C2108
C2111
C2112
C2113
C2114
C2115
C2116
C2117
C2118
C2119
C2120
C2121
C2122
C2123
C2124
C2125
C2128
C2131
C2132
C2133
C2134
C2135
C2136
C2137
C2138
C2139
C2140
C2141
C2142
C2143
C2144
C2145
C2148
C2151
C2152
C2153
C2154
C2155
C2156
C2157
C2158
C2159
C2160
C2161
C2162
C2163
C2164
C2165
C2168
C2282
C2322
C2323
C2333
C233
6
C2348
C234
9
C2351
C2361
C2367
C2368
C2451
C2454
C2455
C2461
C246
2
C2482
C3001
C3002
C3031
C3033
C3034
C3035
C3036
C3037
C3038
C3041
C3071
C3072
C3073
C3074
C3075
C3076
C3077
C3078
C3079
C3080
C3081
C3082
C3083
C3084
C3085
C3088
C3091
C3092
C3093
C3094
C3095
C3096
C3097
C3098
C3099
C3100
C3101
C3102
C3103
C3104
C3105
C3108
C3111
C3112
C3113
C3114
C3115
C3116
C3117
C3118
C3119
C3120
C3121
C3122
C3123
C3124
C3125
C3128
C3131
C3132
C3133
C3134
C3135
C3136
C3137
C3138
C3139
C3140
C3141
C3142
C3143
C3144
C3145
C3148
C3151
C3152
C3153
C3154
C3155
C3156
C3157
C3158
C3159
C3160
C3161
C3162
C3163
C3164
C3165
C316
8
C3282
C3283
C3299
C3322
C3323
C3333
C3336
C3348
C3349
C3351
C3361
C3367
C3368
C3381
C3382
C3383
C3403
C3407
C3410
C3433
C3436
C3437
C3451
C3452
C3454
C3471
C3472
C3481
C4002
C4005
C4008
C4010
C4012
C4014
C4015
C4025
D1011
D1111
D233
2
D2363
D247
1
D3332
D3363
D3481
D4001
EP1202
EP2501
EP3015
EP3016
EP3401
EP3402
EP3404
EP3411
EP4002
EP4003
EP4004
EP4006
EP4007
EP4008
EP4016
L1155
L1181
L1182
L1183
L1184
L1191
L1192
L1193
L1194
L2001
L2002
L203
1
L203
6
L2321
L233
2
L2333
L2340
L2361
L2365
L236
6
L2401
L2451
L2461
L2463
L246
4
L3001
L3002
L3031
L3036
L3321
L3332
L3333
L3340
L3361
L3365
L3366
L3381
L3382
L3451
L3452
L3471
L3472
L4001
L4002
L4004
Q1181
Q1182
Q1183
Q1184
Q1191
Q1192
Q1193
Q2031
Q2071
Q209
1
Q211
1
Q2131
Q2151
Q2271
Q2321
Q2322
Q2331
Q2332
Q2333
Q2334
Q2361
Q2362
Q236
3
Q2441
Q2442
Q245
1
Q2452
Q2461
Q2473
Q2474
Q3031
Q3071
Q3091
Q3111
Q3131
Q3151
Q3271
Q3291
Q3321
Q3322
Q3331
Q3332
Q3333
Q3334
Q3361
Q3362
Q3363
Q3411
Q3412
Q3451
Q3452
Q3471
Q3473
Q3481
Q4001
Q400
2
R1001
R1011
R1014
R1021
R1022
R1023
R1031
R1032
R1034
R1035
R1036
R1038
R1039
R1040
R1042
R1043
R1046
R1051
R1052
R1071
R1101
R1104
R1111
R1114
R1131
R1132
R1134
R1135
R1136
R1138
R113
9
R1140
R1142
R1143
R1144
R1146
R1151
R1181
R1182
R1183
R1184
R1185
R1186
R1187
R1188
R1191
R1192
R1195
R1196
R1197
R1199
R2001
R2031
R2032
R2033
R2071
R2072
R2073
R2091
R2092
R2093
R2111
R2112
R2113
R2131
R2132
R2133
R2151
R2152
R2153
R2271
R2272
R2273
R2323
R2331
R2332
R2334
R2342
R2343
R2361
R2364
R2365
R2367
R2453
R246
1
R2463
R2464
R2465
R3001
R3031
R3032
R3033
R3071
R3072
R3073
R3091
R3092
R3093
R3111
R3112
R3113
R3131
R3132
R3133
R3151
R3152
R3153
R3271
R3272
R3273
R3291
R3292
R3293
R3323
R3331
R3332
R3334
R3342
R3343
R3361
R3364
R3365
R3367
R3381
R3382
R3415
R3453
R3455
R3471
R3472
R3473
R4004
R4005
R4006
R4007
R4012
R4028
H0
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
H160
H165
H170
H175
H180
H185
H190
H195
H200
H205
H210
V0
V5
V1
0
V1
5
V2
0
V2
5
V3
0
V3
5
V4
0
V4
5
V5
0
V5
5
V6
0
V6
5
V7
0
V7
5
V8
0
V8
5
V9
0
V9
5
V100
V105
V110
V11
5
V120
V125
V130
V13
5
V140
V145
V150
J4003
METER
J4002
EXT KEYPAD
EPAD2L
EPAD1L
METBV
METAV
J4005
REMOTE
CIVE
CIV
J4004
KEY
KEYI
KEYI
GND
GND
GND
GND
NC
J4007
ACC(2)
J4006
ACC(1)
1
2
3
4
5
6
7
1: 8V
6: TRV
7: 14V
3: SEND
4: BAND
2: GND
5: ALC
1
2
3
4
5
6
7
8
8: ALC
2: GND
4: MOD
3: SEND
5: AF
1: RTTY
6: SQLS
7: 14V
J4001
J4001
ALC
RELAY
EXRL1S
EXRL2S
GND
GND