Read Sony DAR-RD100 / SA-WSRD1 / SS-CTRD1 Service Manual online
SA-WSRD1/SS-CTRD1
6
6
SA-WSRD1/SS-CTRD1
3-3. BLOCK DIAGRAM – DISPLAY, POWER SUPPLY Section –
3
POWER CONTROL
IC901
D
(AC IN)
MAIN POWER
TRANSFORMER
T901
SUB POWER
TRANSFORMER
T902
F901
D908
ISOLATOR
PC901
B+ SWITCH
Q901
4 VCC
1 OCP/SYNC
5 FB/OLP
1
POWER CONTROL
IC921
DRAIN
4 VCC
6 FB/OLP
8 STARTUP
RECT
D931
D931
D932
ISOLATOR
PC903
SHUNT
REGULATOR
IC931
D922
D501
D910
D905
POWER ON/OFF
CONTROL
Q943, 947
AMP +30.5V
RECT
D943
D943
D502
BACK UP 3.3V
D506
E4V
VREF 3.5V
EVR 3.3V
20
AC_CUT
12
RESET
43
P_CONT1
7
DIN
SYSTEM
CONTROLLER
IC501 (3/3)
D906, 907
TH901
B+ SWITCH
Q921
ISOLATOR
PC902
DSP +1.8V
+3.3V
REGULATOR
IC943
STBY_LED
84
FL_DATA
35
D856
LED DRIVE
Q853
OSC
Q851
I/1
LINE FILTER
LF901,902
RECT
D901
D901
+1.8V
REGULATOR
IC508
FL DRIVER
IC852
S851 – 854
DC/DC CONVERTER
T851
FL –B
F1
F2
+1.8V
REGULATOR
IC303
D +3.3V
AMP +1.8V
RECT
D942
D942
A+5V
+5V
REGULATOR
IC510
+6V
44
P_CONT2
RECT
D941
D941
RECT
D851 – 854
+12V
REGULATOR
IC941
+9V
REGULATOR
IC512
AMP+12V
D +9V
VOLTAGE
DETECT
IC505
RESET
SWITCH
Q505
GR11
32
FAN MOTOR
DRIVE
Q302 – 304
M801
(FAN)
(FAN)
M
B
FAN SENS
SHUNT
REGULATOR
IC951
GRID DRIVE
Q852
8
CLK
FL_CLK
37
9
STB
FL_STB
36
FLUORESCENT
INDICATOR
TUBE
FL851
SG1 – SG16,
GR12
GR12
14 – 29, 31
GR1 – GR10
42 – 33
KEY-INT
74
SIRCS
4
KEY0, KEY1
97, 95
(SS-CTRD1)
(SA-WSRD1)
+5V
REGULATOR
IC942
REMOTE
CONTROL
RECEIVER
IC851
(Page 5)
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