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STR-KS1100
12
12
STR-KS1100
4-4. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
POWER CONTROL
IC901
(AC IN)
MAIN POWER
TRANSFORMER
T901
SUB POWER
TRANSFORMER
T902
F901
D908
ISOLATOR
PC901
B+ SWITCH
Q901
POWER CONTROL
IC921
RECT
D931
D932
ISOLATOR
PC903
D922
D910
D905
D906, 907
POWER ON/OFF
CONTROL
Q943, 947
+31.5V
RECT
D943
E4V
D914, 915
TH901
REGULATOR
Q921
POWER VOLTAGE
CONTROL
Q944, 964
ISOLATOR
D904
PC902
DSP +1.8V
LINE
FILTER
LF901
LINE
FILTER
LF902
RECT
D901
AMP +1.8V
+3.3V
RECT
D942
D. DCON +5V
RECT
D941
+9V
+12V
RECT
D944
B+ SWITCH
Q945
B+ SWITCH
Q946
+8V
A+5V
STBY +3.3V
D1006
FL
FL
VEE
FOR FLUORESCENT
INDICATOR TUBE
DC/DC CONVERTER
T700
RECT
D700 – 703
OSC
Q801
FLUORESCENT
INDICATOR TUBE DRIVER,
LED DRIVER
IC700
D720 – 724
(PANEL INDICATOR)
FLUORESCENT
INDICATOR TUBE
FL700
ENCODER
RV700
MASTER
VOLUME
D725
LED DRIVE
Q707
TV
D726
LED DRIVE
Q708
SA-CD/CD
D727
LED DRIVE
Q709
TUNER
ISOLATOR
PC904
AC DETECT
Q961
LED DRIVE
Q701 – 706
D909
POWER
CONTROL
Q962, 963
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299