Read Sony ST-SDB900 Service Manual online
11
11
ST-SDB900
ST-SDB900
3-3. PRINTED WIRING BOARD — MAIN BOARD (SIDE B) —
•
See page 7 for Circuit Boards Location.
:Uses unleaded solder.
1
1
17
17
2
16
1
1
2
1
2
1
14
15
44
43
4
8
8
5
1
1
2
1
1
2
2
8
1
3
1
4
8
5
1
4
8
5
1
1
4
8
5
5
1
4
1
1
3
1
3
1
3
1
3
C939
C940
R116
C110
C336
R339
R363
R362
R398
C327
R332
R115
C354
R361
R360
R359
R345
R390
C339
R336
C333
R334
R333
C328
R314
R375
R340
R114
R113
C102
R109
C130
D201
C332
C348
R110
R328
R9064
C338
R338
FB348
IC301
R399
R327
C337
C100
C128
C127
C126
R315
R111
FB102
C112
C111
C129
FB103
C926
E
R211
R914
D913
R911
D909
R916
R908
Q912
R260
C221
R917
D904
C923
D923
R401
C409
R918
D915
C921
R210
C929
C928
D922
C916
R250
D917
D916
D911
R921
D914
C918
R261
D903
D902
D901
D102
D103
R263
Q151
D104
D908
R920
IC912
C919
R907
D912
C408
R919
R910
D924
R913
R912
D919
D101
IC200
IC202
IC203
D105
C401
R265
R266
R214
R258
R255
R200
R259
R254
R253
R216
R202
R257 Q250
R215
R206
R208
R205
R201
R209
R204
R203
R256
R264
R252
Q200
E
E
E
R251
R207
L400
C938
C937
C941
C942
C943
MAIN
C902
J202
C410
C260
C210
X301
C925
G201
G102
G101
CN906
CN304
CN301
C933
C901
CN907
CN908
T902
C935
C936
R906
G902
C201
C202
C203
C204
C205
C206
C207
C208
C211
C250
C251
C252
C253
C254
C255
C258
C259
C261
IC911
IC910
IC907
IC903
IC902
IC901
G901
C200
C619
CN306
J203
C934
C931
C930
C920
C917
C915
C914
C913
C908
C907
C906
C905
C904
C903
C618
IC401
J201
G903
CN904
C131
C927
C909
C209
G202
C132
C924
C922
CN300
HEAT_SINK
3-309-144-42
TERMINAL
EARTH
TERMINAL
EARTH
TERM
INAL
EARTH
TERMINAL
EARTH
TERMINAL
EARTH
TERMINAL
EARTH
TERMINAL
EARTH
MAIN BOARD (SIDE B)
11
(11)
1-862-510-
A
DISPLAY BOARD
(Page 16)
FLASH PROGRAM
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
AC_IN
(CHASSIS)
(CHASSIS)
DAB MODULE
TUNER
B
TRANS BOARD
(Page 15)
C
TRANS BOARD
(Page 15)
F
AC SW BOARD
(Page 15)
R
ANALOG OUT
DAB ANTENNA
MCX CONNECTOR
L
2
3
4
5
6
7
8
9
A
1
B
C
D
E
F
G
H
• Semiconductor
Location
Ref. No.
Location
D101
E-2
D102
E-3
D103
E-3
D104
E-2
D105
E-2
D201
B-7
D901
B-6
D902
B-6
D903
B-7
D904
B-7
D908
C-6
D909
B-7
D911
B-8
D912
C-8
D913
B-9
D914
B-8
D915
B-8
D916
B-8
D917
B-8
D919
B-8
D922
C-8
D923
C-7
D924
C-7
IC200
D-3
IC202
D-3
IC203
D-3
IC301
G-7
IC401
E-2
IC901
B-6
IC902
B-5
IC903
B-6
IC907
E-5
IC910
C-7
IC911
E-7
IC912
B-7
Q151
E-2
Q200
D-2
Q250
E-2
Q912
C-9
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