Panasonic TH-42PX20U-P Service Manual page 216

TO FAN1
PA11
TPB7512
FAN9V/7.2V
R7561
12k
C7563
16V
R7562 12k
470u
R7563 12k
R7564 12k
D7561
MA2J11100L
C7567
50V
0.01u
FAN SOS
TPB7510
BT30V
ODU11/15V
SUB9V1
SUB5V
MAIN3.3V
TPB7509
TPB7515
TPB7516
TPB7513
TPB7514
TPB7517
TPB7518
TPB7519
23
77
TO
D-BOARD
(D12)
TO FAN4
TO FAN2
TO FAN3
PA14 PA15
PA13
1 1 1 1
2 2 2 2
TO
3 3 3 3
D-BOARD
(D4)
D7564
MA2J11100L
D7562 D7563
MA2J11100L MA2J11100L
C7568
R7579
50V
68k
22u
TO
DG-BOARD
(DG2)
PA2
1
BT30V
2
(5VD2)
3
(5VD1)
4
GND
5
(5VD1)
6
GND
7
SUB5V&5VA1
8
GND JK7007
K4ZZ01000121
9
(UNREG7V)
10
GND
JK7006
11
K4ZZ01000121
MAIN5V
12
GND
13
MAIN5V
JK7005
K4ZZ01000121
14
GND
15
MAIN9V
16
GND
JK7004
K4ZZ01000121
17
NR12V
18
GND
19
SUB5V&5VA1
JK7003
20
GND
21
SUB9V
22
GND
JK7002
23
SUB9V
K4ZZ01000121
24
GND
25
MAIN2.5V
26
GND
27
MAIN2.5V
28
GND
29
(MAIN5V)
30
GND
31
(MAIN5V)
32
TVON
33
SOS
34
(ODUONOFF)
35
(ODU11/15V)
36
AC_ON/OFF
37
FANONOFF
38
FANMax/Min
39
FANSOS
40
24
PA21
PA12
1 TXD 1
GND
2 2
R7595
RXD
3 3
0
4 4
5 STB5V 5
GND
6 6
12V
7 7
PA4 PA22
STB5V
1 1
IIC_CONT
2 2
GND
3 3
SCL1
4 4
SDA1
5 5
SCL2
6 6
SDA2
7 7
SCL3
8 8
SDA3
9 9
IRQ
10 10
RST
11 11
GND
12 12
R7590
0
PA17 PA25
SUB5V
1 1
SBO
2 2
BAO
3 3
GND
4 4
K4ZZ01000121
SUFFIX JW
AB
JS2101
25
PA24
1 TXD
2 GND
3 RXD
SRQ
4
5 STB5V
GND
6
7
LOADER_IN_SEL
PA23
1
SUB3.3V
2
SRQ
3
GND
4
SCL0
5
SDA0
6
SCL3
7
SDA3
8
TO
VPP
DG-BOARD
(DG8)
PA8
TPB7507
1
FAN+B FAN7V/7.2V
2
GND
3
TX
4
RX
5
GND
6
IIC_CONT
7
GND
8
VPP
9
SDA3
10
SCL3
11
SDA0
12
SCL0
13
GND
14
SRQ
15
SUB3.3V
16
GND
17
LOADER_IN_SEL
18
SDA3(PANEL)
19
SCL3(PANEL)
20
GND
TH-42PX20U-P
PA-BOARD (3 of 3) Schematic Diagram
26 27