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PS921
THERMISTOR
IC923
SE012N
ERROR
DETECTION
AMP.
L921
4.7µH
CNS902
BI902
+B
+13V
3
3
2
2
-B
-13V
1
1
CNP704
TO
PEAKER A PWB
IC926
TA78DL12AF
VOLTAGE REGULATOR
3
1
2
2
1
3
D921
2
DX0522CE
1
3
1
2
3
D926
D923
DX0522CE
D927
D924
D925
SFPB76
PS925
POSISTOR
SWITCHING POWER
Figure 41 BLOCK DIAGRAM (14/17)
ZD924
DZ270BSA
Q905
PC902
TLP621
PC901
TLP621
D902
D903
ZD901
SFPL52V
SFPL52V
DZ10BSB
Q904
ZD902
DZ200BSB
T991
TRANSFORMER
AC LINE FILTER
AC LINE FILTER
– 41 –
D931
S1VBA60
4
R905
4.7K
Q901
Q903 Q902
ZD903
DZ6.8BSC
FB/
INH
1
D904
D905
SFPL52V
D907
TS6B05GM
L903
L902
F901
SO900
T2.5A L 250V
AC INPUT SOCKET
AC 230 V,
50 Hz
AC POWER
SPPLY CORD
SD-SH111H
T901
SUB POWER
TRANSFORMER
C906
0.0033
3
VCC
CONT
GND
S
5
2
TH901
POSISTOR
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