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PS921
THERMISTOR
ZD925
DZ3.0BSA
IC923
SE012N
ERROR
DETECTION
L921
4.7µH
CNS902
BI902
+B
+13V
3
3
2
2
-B
-13V
1
1
CNP704
P84 1 - A
TO
SPEAKER A PWB
IC926
TA78DL12AF
3
2
AMP.
2
1
3
D921
2
DX0522CE
1
3
1
2
3
D926
AK06Z
D923
DX0522CE
D927
SFPW56
D924
SFPB76
D925
SFPB76
PS925
6.2
POSISTOR
Figure 51 BLOCK DIAGRAM (14/17)
1
ZD924
DZ270BSA
Q905
PC902
TLP621
PC901
TLP621
D903
ZD901
SFPL52V
SFPL52V
DZ10BSB
Q904
ZD902
DZ200BSB
T991
SWITCHING POWER
TRANSFORMER
– 51 –
D931
S1VBA60
D902
R905
4.7K
Q901
Q903 Q902
ZD903
DZ6.8BSC
FB/
INH
D905
SFPL52V
L903
ACLINE FILTER
L902
ACLINE FILTER
F901
SO900
T2.5A L250V
AC INPUT SOCKET
50 Hz
AC POWER
SPPLY CORD
SD-AT100H
T901
SUB POWER
TRANSFORMER
C906
0.0033
3
VCC
4
CONT
1
GND
S
5
2
D904
D907
TS6B05GM
TH901
POSISTOR
230 V
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