Read Sony ST-SDB900 Service Manual online
14
14
ST-SDB900
ST-SDB900
3-6. SCHEMATIC DIAGRAM — MAIN BOARD (3/3) —
C930
D911
C931
R912
R913
R914
C928
D913
R916
C926
R907
R908
R906
D912
D201
R917
C927
R921
IC912
C919
R911
C916
C925
IC910
C929
C917
C937
R910
C918
R920
D909
D910
D917
D916
D915
D914
C903
C904
C905
C906
C913
C941
R918
R919
C618
D930
D919
D918
D904
D903
D902
D901
C907
C942
IC901
IC902
IC903
C914
D908
C909
C943
C908
IC911
IC907
C939
C922
C923
C940
C924
R904
C920
C921
C915
D922
D923
D924
R903
C938
CN904
CN911
CN910
CN906
T902
C902
C936
C935
CN908
CN907
CN909
C910
C901
Q911
Q910
Q908
Q906
Q912
C934
C933
S901
0.0022
100V
EC10DA40TE12L
100
63V
63V
100
1/10W
100
1/10W
33k
1/10W
0.1
UDZ-TE-17.6.2B
3.3k
1/10W
0.1
6.8k
1/10W
6.8k
1/10W
68
1/4W
UDZSTE-1730B
EC10QS04-TE12L5
4.7k
1/10W
47
50V
33k
1/10W
PST9145NL
0.022
100k
0.1
3300
16V
BA033T
0.1
3300
6.3V
6.3V
0.1
4.7k
1
4.7k
1/10W
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10DA40TE12L
EC10DA40TE12L
EC10DA40TE12L
EC10DA40TE12L
0.01
0.01
0.01
0.01
3300
25V
0.1
1k
1/10W
1k
1/10W
100
25V
25V
UDZ-TE-17-3.0B
EC10DA40TE12L
EC10DA40TE12L
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
3300
25V
0.1
BA10T
NJM7806FA
NJM7906FA
100
16V
16V
EC10QS04-TE12L5
100
16V
16V
0.1
100
16V
16V
PQ3RD083
SI-3050F
0.1
100
16V
16V
0.1
0.1
100
16V
16V
10k
1/10W
10000
16V
0.1
10000
16V
EC10DA40TE12L
EC10DA40TE12L
EC10DA40TE12L
10k
1/10W
0.1
8P
EH
EH
WHT
8P
SCN
WHT
WHT
2P
VH
VH
WHT
2P
SDN
4700p
250V
100p
250V
250V
100p
250V
250V
2P
VH
VH
BLK
2P
SDN
4700p
250V
4700p
250V
DTC114EKA-T146
POWER
CONTROL
DTC114EKA-T146
POWER
CONTROL
DTC114EKA-T146
POWER
CONTROL
DTC114EKA-T146
POWER
CONTROL
2SA1213O-TE12L
-30V REG
100p
250V
250V
100p
250V
250V
DAB_PWR
DAB_3.3GND
FM+3.3V
D+3.3V
AC_STOP
FL_GND
FF1
FF2
AU-6V
AU_GND
AU+6V
FM_GND
FM+10V
D_GND
DAB+3.3V
DAB+5V
FM_3.3GND
DAB_PWR5
MUTE3.3V
DAB_GND
FL-30V
-6V REG
AC IN
T901
POWER
TRANSFORMER
+6V REG
+10V REG
+5V REG
POWER
BOARD
MAIN
(2/3)
MAIN
BOARD
(1/3)
BOARD
MAIN
(2/3)
MAIN
BOARD
(1/3)
I G O
I G O
I G O
VIN
VOUT
VOS
GND
ON/
OFF
VIN
VOUT
G
ND
ON/
OFF
I G O
BUILT IN TRANSFORMER
NOT REPLACEABLE:
*
*
(Page 12)
(Page 12)
(Page 13)
(Page 13)
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