Panasonic TH-R42PV7KH / TH-R42EL7KS Simplified Service Manual ▷ View online
5.7. P-Board (4 of 6) Schematic Diagram
16
18
15
13
14
11
17
12
10
TH-R42PV7KH, EL7KS
P-Board (4 of 6) Schematic Diagram
P-Board (4 of 6) Schematic Diagram
TH-R42PV7KH, EL7KS
P-Board (4 of 6) Schematic Diagram
P-Board (4 of 6) Schematic Diagram
P-BOARD
(6/6)
TO
P-BOARD
(2/6)
TO
DA
DB
DC
DD
DE
DF
DG
DH
DI
DJ
DK
AA
AB
AC
AD
AF
AH
AJ
AG
AE
AI
AK
AR
AL
AM
AN
AO
AP AQ
AS
11
12
13
14
16
17
18
19
20
15
PHOTO
COUPLER
PHOTO
COUPLER
ERROR DET
ERROR DET
TO
SC-BOARD
(SC2)
SC-BOARD
(SC2)
TO
SS-BOARD
(SS11)
SS-BOARD
(SS11)
P-BOARD (4/6)
TXN/P1HNTB
TH-R42PV7KH / TH-R42EL7KS
33
5.8. P-Board (5 of 6) Schematic Diagram
E
9
6
8
7
1
2
F
B
4
C
5
A
3
D
TH-R42PV7KH, EL7KS
P-Board (5 of 6) Schematic Diagram
P-Board (5 of 6) Schematic Diagram
TH-R42PV7KH, EL7KS
P-Board (5 of 6) Schematic Diagram
P-Board (5 of 6) Schematic Diagram
P-BOARD
(3/6)
TO
31
32
33
34
35
36
37
38
CA
CB
CC
CD
CE
CF
CG
CH
CI
CJ
CK
CL
CM CN
CO
CP
CQ
CR
39
40
41
42
POWER MCU
RESET
P-BOARD (5/6)
TXN/P1HNTB
TH-R42PV7KH / TH-R42EL7KS
34
5.9. P-Board (6 of 6) Schematic Diagram
16
18
15
13
14
11
17
12
10
TH-R42PV7KH, EL7KS
P-Board (6 of 6) Schematic Diagram
P-Board (6 of 6) Schematic Diagram
TH-R42PV7KH, EL7KS
P-Board (6 of 6) Schematic Diagram
P-Board (6 of 6) Schematic Diagram
P-BOARD
(4/6)
TO
DA
DB
DC
DD
DE
DF
DG
DH
DI
DJ
DK
31
32
33
34
35
36
37
38
39
40
41
42
DC-DC CONV.
TO
D-BOARD
(D25)
D-BOARD
(D25)
TO
PD-BOARD
(PD5)
PD-BOARD
(PD5)
NO
USE
USE
NO
USE
USE
P-BOARD (6/6)
TXN/P1HNTB
TH-R42PV7KH / TH-R42EL7KS
35
5.10. PD-Board Block Diagram
F STB+15V
OVER VOLTAGE DET
(+9.6V)
SUB+5V
SUB+9V
SUB+9V
(+6.8V)
(+12V)
SUB+5V/SUB+9V
SHORT DET
Q5523
TPAC1
R5548
R5549
Q5521
C5522
TPS15V
TPST5
TPS9V
TPS0S
Q5501
R5540
R5542
D5530
R5533
Q5522
Q5562
R5544
R5546
D5517
D5521
TPM9V
Q5524
R5538
R5531
R5536
TPS0N
R5532
R5537
TPEC0
D5526
D5528
Q5561
R5547
R5535
R5534
C5521
D5529
D5522
TPS5V
DC-DC CONVERTER
ECO_ON
TO DG4
7
5
6
10
ALL_OFF
2
1
SOS
+15V_S
+15V_S
STB5V
TO DG3
TUNER_MAIN_ON
+15V_S
PD3
10
7
12
9
PD5
15
TUNER_SUB_ON
1
PD4
IC5550
SOS DET
TUNER_SUB_ON
ERROR DET
17
TUNER_SUB_ON
MAIN+9V
8
11
SUB+9V
SUB+5V
+15Vs(S)
STBY_5V
F_STBY_15V
9
15
F_STBY_15V
13
3
10
5
ECO_ON
3
ALL_OFF
13
1
F_STBY_15V
SUB+5V/SUB+9V
AC_GOOD
+15Vs(S)
TV_ON OFF
+15Vs(S)
MAIN9V
SUB9V
18
16
14
SUB9V
F STB+15V DET
3
SUB+9V DET
SUB+5V DET
TO P5
PD
AC_GOOD
9
SUB5V
3
SUB5V
2
TH-R42PV7KH, EL7KS
PD-Board Block Diagram
PD-Board Block Diagram
TH-R42PV7KH, EL7KS
PD-Board Block Diagram
PD-Board Block Diagram
TH-R42PV7KH / TH-R42EL7KS
36
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