Sony KE-50XBR900 Service Manual - Page 40
Ic602, Reference Voltage, Ic601, Driver
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AC INLET CN601 F601 AC 2 AC 1 TH601 F(LINE FILTER) RY601 T601, 602 LFT T604 LFT D603 Q601 RELAYDRIVE D601 1 T603 10 3 5 8 D604 4 VCC SOURCE 7 4 5 DRAIN SOURCE 8 FB 2 VDD 1 IC601 DRIVER PH601 4 1 3 2 CN603 1 AC 2 AC CN604 3 ST-BY 6V 2 POWER ON 1 GND IC602 REFERENCE VOLTAGE 3K A2 I TO G BOARD CN1003 TO H G BOARD CN1005 TO J G BOARD CN1010 TO K G BOARD CN1011 CN1010 NC 1 GND 2 GND 3 GND 4 GND 5 VD 6 VD 7 NC 8 VS 9 VS 10 CN653 VD DISCHARGE 3 GND 2 VS DISCHARGE 1 F2 D653 Q651 SW D654 Q652 SW CN652 1 ALARM 2 GND 3 GND 4 GND 5 GND 6 VD 7 VD 8 NC 9 VS 10 VS TO DISPLAY UNIT BOARD KE-50XBR900(UC) 4-5
![](/manual_guide/products/sony-ke50xbr900-service-manual-6e51992/40.png)
KE-50XBR900(UC)
4-5
AC
AC
2
1
AC INLET
CN601
F601
RY601
TH601
D603
D604
D601
T603
10
1
8
3
5
4
PH601
4
3
2
1
IC602
REFERENCE VOLTAGE
A
K
3
2
IC601
DRIVER
4
7
8
2
1
5
VCC
DRAIN
SOURCE
SOURCE
FB
VDD
AC
AC
ST
–
BY 6V
POWER ON
GND
1
2
CN603
TO
G BOARD
CN1003
ALARM
GND
GND
GND
GND
VD
VD
NC
VS
VS
3
2
1
CN604
TO
G BOARD
CN1005
1
2
3
4
5
6
7
8
9
10
CN652
TO
DISPLAY
UNIT BOARD
NC
GND
GND
GND
GND
VD
VD
NC
VS
VS
1
2
3
4
5
6
7
8
9
10
CN1010
T601, 602
LFT
Q601
RELAYDRIVE
T604
LFT
F(LINE FILTER)
F2
TO
G BOARD
CN1010
VD DISCHARGE
GND
VS DISCHARGE
3
2
1
CN653
TO
G BOARD
CN1011
D653
D654
Q652
SW
Q651
SW
J
K
I
H