Pa-Board (3 Of 3) Schematic Diagram - Panasonic TH-42PX20U-P Service Manual

14.15. PA-Board (3 of 3) Schematic Diagram

PA-BOARD TXNPA1QKSU (3/3)
!
21
IC7551
22
23 C0DBCMG00001
ODU
15V/11V
D7552
L7551 MA3X152K0L
C7552 C7571
L7552 25V
G0C101K00023 50V
100u 220u
0.01u
C7551
R7529 R7528
25V
0 0
220u
R7551
D7551 2.55k
MA2Q73700L
1%
R7552
820
1%
R7560 C7554
R7558
47k
1k 16V
IC7504
C0DAAZG00006
MAIN_4.2V
L7510
R7524
0 G0C101K00023
1%
C7516
R7509 1%
25V 806
470u R7510
1.87k
L7511 C7517 C7518
D7515
100u
16V 50V
MA2Q73700L
820u 0.01u
R7518
22k
24
D7560
MAZ41200MF Q7509
R7519
2SD0601A0L
R7517
12k
R7556 0
10k
Q7551
UNR221400L
ODU_OFF ON
25
IC7505
C0DAAZG00006
MAIN_2.5V
R7522
0
L7513
G0C101K00023
1%
C7521 R7511 1%
25V 820 R7512
470u 604
L7514 C7522
C7523
D7512
100u 16V 50V
MA2Q73700L
820u 0.01u
26
27
SUB5V
28
SUB9V2
29
MAIN9V
30
ODUONOFF
TVON
ODU11/15V
31
32
TH-42PX20U-P
PA-BOARD (3 of 3) Schematic Diagram
19 20
IC7561
C0DBCMG00001
FAN 9V/7.2V
L7561
220u R7566
820
1% 1%
L7562
R7565
470uH
3.92k
C7561
25V C7562
16V
470u
470u
ODU11/15V
D7565
MA2Q73700L
R7587 R7596
47k 1k
1u R7568
10k
Q7562
R7574
R7569 2SD0601A0L
2.7k
1k
R7580 10k 1%
0
Q7561
47k
UNR221400L
FAN ON/OFF
R7570
Q7563
10k
2SD0601A0L
R7571
47k
L7582
G1C101M00018
L7512 TPB7504
22u
TUNER 30V
MAIN4.2V
IC7581
C7583
D7511 C0DBAMA00014
50V
MAZ20680A0LS
0.1u
C7582
1 EaIn 8
16V
FB
0.22u
2 SCP 7 D7582
L7581
R7520 OSC MA3X78900L
R7584
1k 33u
3 VCC 6 5.1k
GND
D7581
MA2J11100L 4 BR/CTL 5
TPB7506
C7581 Out
50V
C7573 R7583
C7533 4.7u
16V 16V 1k
1u 330u R7591
56k
1%
Q7582
B1ABPF000005 C7585
Q7581
50V
10u 1%
UNR521100L
MAIN9V
TPB7520
NR14V/MAIN**V
SUB5V
SUB-9V2
L7515
TPB7505
22u MAIN2.5V
MAIN2.5V
D7513
MAZ20510A0LS
C7534
16V
330u
21 22
TO FAN4
TO FAN2
TO FAN1
TO FAN3
PA11 PA13 PA14 PA15
1 1 1 1
2 2 2 2
3 3 3 3
L7563 TPB7512
220u FAN9V/7.2V
C7574 R7561 12k
C7563
50V 16V
0.01u 470u R7562 12k
R7563 12k
R7564 12k
D7564
D7561
MA2J11100L MA2J11100L
D7562 D7563
MA2J11100L MA2J11100L
C7568
C7567 R7579
50V 50V
68k
22u
0.01u
FAN SOS
TO
DG-BOARD
(DG2)
PA2
TPB7510
BT30V 1
BT30V
ODU11/15V 2
(5VD2)
SUB9V1
3
(5VD1)
4
GND
5
(5VD1)
6
GND
SUB5V
7
SUB5V&5VA1
R7585
8
GND
82k
9
(UNREG7V)
R7586
10
GND
1.37k
MAIN3.3V
11
MAIN5V
12
GND
13
MAIN5V
14
GND
15
MAIN9V
16
GND
17
NR12V
18
GND
19
SUB5V&5VA1
20
GND
21
SUB9V
22
GND
23
SUB9V
24
GND
25
MAIN2.5V
26
GND
27
MAIN2.5V
TPB7509 28
GND
29
(MAIN5V)
30
GND
TPB7515 31
(MAIN5V)
TPB7516 32
TVON
TPB7513 33
SOS
TPB7514 34
(ODUONOFF)
35
(ODU11/15V)
TPB7517 36
AC_ON/OFF
TPB7518 37
FANONOFF
TPB7519
38
FANMax/Min
39
FANSOS
40
23 24
77
TO
D-BOARD
PA12 PA21
(D12)
1 TXD 1
GND
2 2 PA24
R7595
RXD
3 3 1 TXD
0
4 4 2 GND
STB5V RXD
5 5 3
GND SRQ
6 6 4
12V
7 7 5 STB5V
6 GND
7
TO LOADER_IN_SEL
D-BOARD
PA4 PA22
(D4)
1 STB5V 1
IIC_CONT
2 2 PA23
GND
3 3 1
SUB3.3V
SCL1
4 4 2
SRQ
SDA1
5 5 3
GND
6 SCL2 6 4
SCL0
SDA2
7 7 5
SDA0
8 SCL3 8 6
SCL3
SDA3
9 9 7
SDA3
IRQ
10 10 8
VPP TO
RST
11 11
DG-BOARD
12 GND 12
(DG8)
PA8
TPB7507
1
FAN+B FAN7V/7.2V
2 GND
3
TX
R7590
4
RX
0
5
GND
6
IIC_CONT
7
GND
8
VPP
9
SDA3
10
SCL3
11
SDA0
12
SCL0
PA17 PA25
13
GND
SUB5V
1 1
14
SRQ
SBO
2 2
15
SUB3.3V
BAO
3 3
16
GND
GND
4 4
17
LOADER_IN_SEL
18
SDA3(PANEL)
19
SCL3(PANEL)
20
GND
JK7007
K4ZZ01000121
JK7006
K4ZZ01000121
JK7005
K4ZZ01000121
JK7004
K4ZZ01000121
JK7003
K4ZZ01000121
JK7002
K4ZZ01000121
SUFFIX JW
AB
JS2101
TH-42PX20U-P
PA-BOARD (3 of 3) Schematic Diagram
25 26
TH-42PX20U-P
27