Icom IC-7610 Service Manual page 68

• RF UNIT B-8543F
(BOTTOM VIEW)
GND
J4005
REMOTE
CIV
CIVE
EP4008
METBV
J4003
R4006
METER
R4004
METAV
C4008
GND
L4001
EPAD2L L4002
J4002
C4010
EXT KEYPAD R4005
EPAD1L
R4007
GND
EP4006
EP4007
EP4002
NC
J4004
KEYI
KEY
KEYI
GND
6: TRV
7: 14V
6 7
1: 8V
J4007
EP4016
3: SEND
ACC(2)
1 3
4: BAND
2: GND
5: ALC
4 5
2
6: SQLS
7: 14V
6 7
1: RTTY
J4006
8: ALC
3: SEND
ACC(1)
1 8 3
4: MOD
2: GND
4 5: AF
5
C4005
2
R4028
C4025
EXRL1S
J4001
ALC
GND
EXRL2S
J4001
RELAY
GND
Q1191
Q1182
R1184
C1182
C1194
C1193 C1188
C1187
C3001
R1191
L1194
R1195 C3002
R1192 R1185
R1197
R1196
C1185 L3002
L1192
L1184
C1195
R3001
C1155
C1153 R1146
R1143
R1144
R1142
R1140
R1151 C1151
R1104
R1138
C1103
C1101
R1101 R1136
R1134
R1132
C1023
R1011
D1011
R1034
R1014 C1013
R1032
R1038
C1001
R1036
C1051
R1042
C1056 C1057 C1055
C1053
R1040
R1046
R1052
R2001
EP1202
L2002
C2002
C2001
C4015
L4004 C4002
R4012
D4001
C4014
7-8
The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
C3031
L3031
R3031
R3033 C3138 C3131
C3132
C3139
C3140
C3136
R3132
C3141
C3137
C3120 C3116
C3121 C3117
R3111 R3112
R3113
R3291
C3113
C3128
R3292
R3271 R3272
C3283
C3096
C3100 C3097
C3282 R3273
C3101
R3093
R3092
C3075
R3073 C3074
C3080
C3076
C3071
C3081 C3077
C3072
C3156
C3157
R3072
R3153
R3152
C2151 C2153
C2160 C2157
C2152 R2151
R2152
C2161 C2156
C2168 R2153
C2138
C2133
C2132
C2139 R2131
C2140
C2131
R2132
C2137
C2141
C2136
C2116
C2120
C2121 C2117
C2113
R2111
R2113
C2128
R2271
R2272
C2100 C2097
C2101 C2096
R2092
C2108 R2093
C2080 C2078 C2071
C2073
C2081 C2079 C2072
C2077
C2076
C3433 C3437 C3407 R3415 C3403
R3382
EP3015
L3382
EP3411
L3381 R3381
R3334
C3383
R3331
C3348
C3351
L3321
L3365
R3361
D3363
R3455
C3454
C3471
C3472
C3451
R3471
C3481
EP2501
L2401
R2331
C2348
C2351
R2343
C2333
L2321
L2365
R2361
D2363
R2453
C2455
C2461
C2451
R2465
C2482
See the PARTS LIST H/V location on the PARTS LIST for location details.