Panasonic TH-42PX20U-P Service Manual page 272

UNREG14V
C9953 C9956
16V 50V
47u
0.01u
P5V
C9952 C9955
16V 16V
47u
0.1u
AA_FAN_CONT
1.8V
51
H00006
V
3.3V
R9964
0
3.3V
61
k
62
C9961 C9964
4V 16V
120u
0.1u
453
ZG00004
1.8V_S
-> 2.5V
2.5V
9971
0
C9472
6.3V
0u
C9709 STB5V_S
16V
47u
C9954
51
6V 16V
0.1u
7u
AA_RUSH_ON/OFF
AA_TV_ON/OFF
AA_KILL_SOS
AA_FAN_SOS
AA_PS_SOS
AA_ALL_OFF1
105
1
GND
C9804
2
BOOST
25V
D9801
0.1u
3
B0JCME000025
VIN
4
VIN
C9802 C9803
16V
16V
47u
5
4.7u
SW
6
SW
Thermal
L9800
R9854
Pad
G1C1R5Z00002
0
7
NC
C9800
4V
8
220u
GND
C9801
6.3V
10u
D9800
AVR 1.8V
B0JCPD000010
1
GND
C9970
2
BOOST
25V
D9954
0.1u
3
B0JCME000025
VIN
4
VIN
C9968
C9969
16V 16V
4.7u 5
47u
SW
6
SW
L9956
Thermal
R9969
G1C1R5Z00002 Pad
0
7
NC
C9966
4V
220u
8
GND
C9967
6.3V
10u
D9955
AVR 1.8V
B0JCPD000010
BD BE BF
20
16
GND
15
NC
R9902
1k
14
SYNC
C9806
13
VC 16V
0.1u
12
FB
R9912
0
11
SHDN
R9892
10k
10
NC
C9805
9
2200p
GND
50V
16
GND
15
NC
R9965
1k
14
SYNC
C9965
13
16V
VC
0.1u
12
FB
R9966
0
11
SHDN
R9998
10k
10
NC
C9971
50V
9
GND
2200p
BG BH BI
TH-42PX20U-P D-BOARD (3 of 15) Schematic Diagram
21
BJ BK BL
22
62
23