Read Sony ST-SDB900 Service Manual online
12
12
ST-SDB900
ST-SDB900
3-4. SCHEMATIC DIAGRAM — MAIN BOARD (1/3) —
DAB MODULE
C131
C129
R110
R109
R111
C337
R116
C111
FB102
C102
C100
C112
C132
C130
C258
C253
R253
R254
R255
IC203(1/2)
R258
IC202(1/2)
C254
C255
R256
R259
R209
R206
C211
C261
C204
C205
C208
R204
R205
R203
C203
C206
Q201
R217
R214
R264
R202
C202
R200
C210
R210
C209
R211
R207
R201
Q200
Q250
R251
R250
C250
C200
C221
J201
J203
J202
R257
C260
IC200(1/2)
C259
R261
R260
R252
C252
Q151
R263
C207
C251
C201
D104
C619
D105
L400
C409
C408
IC403
Q202
FB103
R403
C410
R265
R215
R216
R266
IC201
C401
R401
IC203(2/2)
IC202(2/2)
IC200(2/2)
R208
CN300
IC401
3300
6.3V
0.1
100
100
470
0.1
10
10
0UH
10
0.1
0.1
3300
6.3V
0.1
0.00022
0.0047
1.5k
0.5%
1.5k
0.5%
12k
0.5%
NJM4565M(TE2)
1k
0.5%
NJM4565M(TE2)
0.001
0.1
22k
0.5%
22k
0.5%
22k
0.5%
22k
0.5%
0.1
0.1
0.001
0.1
0.00022
1.5k
0.5%
12k
0.5%
1.5k
0.5%
0.0047
0.1
DTC114EKA
BUFFER
10k
1k
0.5%
1k
0.5%
470
47
25V
470
0.5%
0.0001
10k
0.5%
0.1
33k
0.5%
100k
0.5%
0.5%
1k
0.5%
2SC3624A-T1L1516
MUTE
2SC3624A-T1L1516
MUTE
1k
0.5%
470
0.5%
470p
470p
0.1
2P
100k
0.5%
0.5%
0.0001
NJM2114M(TE2)
0.1
33k
0.5%
10k
0.5%
470
0.5%
47
25V
DTA114EKA
OR GATE
100k
0.1
100
16V
16V
100
16V
16V
1SS367-T3
2200
6.3V
6.3V
1SS367-T3
4.7
0.1
SN74AHCT1G08DCKR
DTC114EKA
BUFFER
0UH
100
1/10W
0.1
100k
0.5%
0.5%
100k
0.5%
0.5%
100
0.5%
100
0.5%
TC74HC4053AFT
0.1
10k
NJM4565M(TE2)
NJM4565M(TE2)
NJM2114M(TE2)
1k
0.5%
44P
TOTX141L
DAB+3.3V
DAB_3.3GND
DAB+5V
AU+6V
AU_GND
AU-6V
MUTE3.3V
DAB_GND
EARTH
R CH
L CH
OR GATE
+3.3V
BUS
DABSEL
DAB_OUT
DAB_IN
LPF
AMP
GATE
TRANSMITTER
DIGITAL
R
L
ANALOG OUT
DAB
OPTICAL
OUT
(3/3)
MAIN
BOARD
(2/3)
(3/3)
MAIN
BOARD
MAIN
BOARD
(2/3)
MAIN
BOARD
DAB MODULE
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
1
2
3
4
5
6
7
8
(Page 14)
(Page 13)
(Page 13)
(Page 14)
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