Sony KLV-23M1 Service Manual page 16

UNREG16.5V
UNREG16.5V
GND
GND
UNREG6V
UNREG6V
UNREG6V
TO G1 BOARD
CN6003 GND
GND
GND
UNREG33V
GND
REG16.5V
GND
PB
(9V REG)
IC4500
9V REG CN4500 CN4605
2 1
VOUT VIN 1 16.5V 16.5V
5
2 16.5V 16.5V
3 A
9V
TO P BOARD
CN5002(5)
CN2801(2/2)
POWER2
C
POWER3
POWER4
TO B-1 BOARD
CN1007
CN4601
1 AU16.5V
2
3
4
5
6
7
8
9
10
11 UNREG33V
12
13 REG16.5V
14
IC4601
CONVERTER
Q4602
PS4601
24 SW
1 VCC
27 4
2 OUT1_D G
1
S1
1 2
INV 1
S2
2 3
FB 1 S3
9
STBY1
21
REG5V_IN
30
LIM
10
23 28
Q4601
STBY2 LL1
24 SW
25 29 4
OUT1_u G
1
S1
2
S2
3
S3
16
Q4603
LH2
SW
19 4
OUT2_D G
18 1
LL2 S1
17 2
OUT2_U S2
3
S3
Q4606
15
INV2
14
FB2
12
POWER_GOOD
A1-3
(POWER SUPPLY)
IC4603
5V REG
VCC OUT
PS4602
L4601
5
D1 D3.3V
6
D2
7
D3
8
D4
5
D1
6
D2
7
D3
8
D4
Q4604
IC4602 16.5V
9V REG
D4612
L8602
5 +9V
D1 VCC OUT
6
Q4605
D2
7 SW
D3
D4611
8 1 5 +12V
D4 G D1
2 6
S1 D2
3 7
S2 D3
4 8
S3 D4
P_MUTE
2
CN4603
1 D3.3V
2 D3.3V
3 D3.3V
4 D3.3V
5 GND
6 GND
7 GND
8 D5V
9 9V
10 GND
11 PANEL12V
12 PANEL12V
B
13 GND
14 GND
TO B-1 BOARD
15 VGA(NC)
CN1003
16 DVI-MUTE(NC)
17 GND
18 GND
19 3.3V_ALERT
20 5V_ALERT
21 DCIN_ALERT
22 GND
23 DIMMER
24 BACKLIGHT
25 PANEL_DET
CN4604
5 DIMMER
4 BACKLIGHT
3 PANEL_DET TO LCD PANEL
2 GND
1 D5V
KLV-23M1 (UC) 3-3