Icom IC-7851 Servise Manual page 134

• OSC UNIT B-8120B
(TOP VIEW)
J2016
J2016
EP2017
C2019
R1201
Q1201
D1011
C2016
C1018
C1079
C1078
R1074
C1076
L1062
C1031
C1028
L1044
C1027
C1050
L1023
C1046
R1044
R1023 Q1042
Q1022
L1022
C1043
R1026
C1044
C1023
L1041
C1024 R1043
R1028
R1013
R1046
R1092
R1022
C1020
R1021
C1034
C1021
L1020
R1020
• CONNECT UNIT B-8091C
(TOP VIEW)
7
e
D201 J142 J141
J51
J202
R201 C201 D194
TO RF-B J1001 C194
R203
R145
R144
D142 D141
J50
C142 R142 R141 C141
D152
R191
I
C154
R202
R152
Q153 R151
MP1001
Q155
C205 R146
1 B8091C RL151
Q156
J201
E
CONNECT
TO RF-A J1001
6-29
J1202 G J1
I B8120B
R2018 C2017
IC10
J1201
C1203
R1205 R1208 C1071
R1072
X10 R1073
C1011 C1015
R1066
C1064
R1062
C1062
C1067
R1065
C6110
RL1010
EP1092
C1091 D1010
C1019
R1096
R1097
C1094 R1102
R1100
C1093 R1094
R1093
[EXT KEYPAD]
[METER]
[REMOTE]
Q182 Q161 Q181
R163
Q163 Q162
R162
Q164
R168 R125 J52 J41
C164
R123 C52
L163 5
D193
D122
C193
D161 R165 D121
C122 R122 C121 R121
C163 D181 C181
L161 C123
R181
C133
C183
D182
J162 XVRT
C105
TO MAIN J1471
Q131 R133 D105
Q135
R107
Q132
RL181 RL131
L
S
6
J105 RX-ONLY
TO ANT-SW J3
EP1010
C1014
R1101
[ALC-ADJ]
[ALC] [RELAY]
[KEY]
R39
ALC/RELAY
J35
J45
IC37
R35
C42 C41
D46 D45
R50 R46
R37 EP35
R49 R45
3
R J102
RX-SUB
C43
TO ANT-SW J2
J43
RL36
EP11 C11
KEY
C13 EP13
EP14 C14
C15 EP15
Q201 Q192 Q191
4 C16 EP16
EP17 C17
C18 EP18
EP19 C19
C20 EP20
P EP21 C21
C22 R22
R23 C23 2
C24 R24
EP25 C25
C26 EP26
R27 C27
J101 C28 R28
R29 C29
C33 C30 R30
RX-ANT R31 C31
R33 C32 R32
TO CTRL J351 J11 TO MAIN J31