Printed Wiring Board - Sub Main Board (Side A) - Sony SA-WCT770 Service Manual

SA-WCT770
Ver. 1.1
4-2.

PRINTED WIRING BOARD - SUB MAIN Board (Side A) -

1 2
SUB MAIN BOARD
(SIDE A)
A
CL140
SL102
C178
C167
A D111 K
Q114
R156 R242 IC108
S E 1 4
D
2 3
G
C112 Q113
B R155
C155
C113
R158
R160
24
23
R159
FB100
FFC1
R161
CN107
RF1
RF MODULATOR
(SWA12-4V RX)
2
C
1
FB102 C102
C201
R135
C116
R114
CL120
R113
R131
CL169
R149
D
R154
CL168
R109
C103
R105
R104
R103
C101
CL101 CL102
CL103
R108
CL105
CL104
R110 R153
R111 R152
CL107
CL175
E
R117
8
CL110
C108
1
CN114
>03P C109 2
IC101
C209
POWER
BOARD
CN901
(Page 22)
1
F
CL113
G
SA-WCT770
• : Uses unleaded solder.
3 4 5
C170 C203
C194
C198
R187 R186
CL146
C119 6
1
C115
4
3
Q104
R172 R175
R148
R249 R125 R126 R224
C120
R119 R128
CL142
K
CL109
C105 R174 E
CL111 CL133 CL121 R223
CL122 R225
R182 R183
CL114 Q108
CL100
JL130
CL115 CL119
4 3
48
33 R180
6 1
CL145
Q103
CL125
49 32 CL174
RB003
CL172
CL170
CL147
IC100 CL126
CL173
R164
C104 CL139 CL152
CL127 CL171
CL138
R177
CL106
17
64 CL156
CL165
CL166 CL155
CL128 CL158
1 16 CL164 R130 R194
CL108
C107
C110 CL117 CL159
R195
CL112
R124
CL116
CL160
CL163 R197
R127
R121
Q102 Q110
4
3 E X100
6 4 6 4
R118
R115 C05
E
C141
C114 K A Q111 Q109
R234
D101
1 3 1 3 SL122
FB104 FB103
JL145
C158
4 3
E
R235
R243
C179
1 2
R236 Q112
CN111 IC106
1 3
R222
FB105
SUB LED
(Page 24)
>02P BOARD
CN901
6 7
SUB KEY
(Page 24)
>01P BOARD
CN002
CN113
1 3
CL137
CL136
C195
R230
1
IC109
5
R231 R232 R233
C199 JL136
JL134
R200
JL133
C122
SL100
C132
FB101 R191 IC104
R173
IC103
R176 R193
1 44
R178
8 7
JL138 JL143
CL150
JL141
R216 R209
R179
14 1
R181
C162
C118 CL153
CL149
CL151
R171
C126
R196
R198
CL143 R167
C127
22 23
24 13
R185
C187
R188
IC105
12
25
R165
C130
JL146
C188
C134
C133
36
1
C189
C137
37 48
CL161
CL162
C148
IC107
C166
R217
1 5
R219
3 4
R221
C185 C184
C175
X101
C211
C210
18 18
8 9 10
(NC)
CN102
1 9
CL134 CL131
CL129
CL135 CL130
CL132
RB002
C197
C204
C131
C135
C205
C157
C161
C172 C206
L001
L002
C207
C174
C186
Note: When the IC104 on the SUB MAIN board is replaced, refer to "NOTE OF REPLACING THE
IC104 ON THE SUB MAIN BOARD AND THE COMPLETE SUB MAIN BOARD" on page 4.
11 12
(CHASSIS)
ET100
CL154
Q105
CL157
E
C129
R190
R192
3 1
Q106
4 6
R202
R203
C196
R199
4
SP1
CN109
(SUBWOOFER)
1
C191
11, 12
1-889-802- (11, 12)