Text preview for : s_pa.pdf part of PANASONIC TH37PV70E SERVICE MANUAL
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A
PA-BOARD TNPA4178AC (37inch) TNPA4178AB (42inch)
*PA5 1 2 3 4
TO P-BOARD (P5)
+15Vs(S) +15Vc +15Vs(S) +15Vc +15Vs(S) GND
SUB5V/SUB9V
B
SW-Node2 ON/OFF2 VOUT2 VAR2 GND
IC5550
EHMDD9851
< SW-Node1 ON/OFF1 TUNER_SUB_ON
5
SOS DET Q5522
2SA207700L R5537 680
6 7 8 9 10 11
Q5521
2SA207700L
GNDs(S) GND GNDs(S) STBY_5V GNDs(S) TUNER_SUB_ON F_STBY_15V ECO_ON
VOUT1
VAR1
GND
GND
N.C.
N.C.
N.C.
VIN
R5531 2.2k
R5535 2.2k
R5538 2.2k
C5522 16V 0.1u
D5530 MA2J11100L
10
11
12
13
14
15
16
1
2
3
4
6
7
8
9
LHLP10TB150MB 15u
R5536 4.7k R5532 4.7k
1%
12 13 14 15
L5551
C5521 16V 0.1u L5552 LHLP10TB150MB L5564 LHL08TB2R7M D5519 15u B0BA6R600008 2.7u R5533 10k
L5550 2.7u LHL08TB2R7M
R5555 1.27k
F_STBY_15V ALL_OFF
Q5523
2SD0601ASL TUNER_SUB_ON
16 17 18
R5554 2.61k
1%
R5534 47k
F_STBY_15V AC_GOOD GND
+
C5551 50V 330u
C5552 25V 0.1u C5501 470u 16V C5502 + 0.1u C5503 16V 470u + 16V C5504 16V 0.1u
L5566 LHL08TB2R7M 2.7u D5521 MA2J11100L F STBY 15V SHORT DET R5540 470 19 20 21 GND 22 R5542 D5518 B0BA01100004 0 470 23 GND NC
C
MAIN9V
R5509 L5565 LHL08TB220K 22u C5595 50V 22u + R5573 4.7k
Q5561
B1DHDC000028
D5522 MA3X152D0L SUB5V/9V SHORT DET
R5544 220
R5506 10k
D5528 MAZ81200ML 12V
D5529 MAZ80680LL 6.6V
D5517 B0BA9R600002
R5507 10k
Q5501
2SD0601ASL F_STBY_15V ERROR DET
R5570 10k R5571 47k TV_ON OFF
R5572 2.2k
Q5562
2SD0601ASL TUNER_MAIN_ON R5548 4.7k R5549 4.7k
R5508 47k
Q5524
2SD0601ASL SUB5V/9V OVER VOLTAGE DET R5546 10k
R5547 10k
D5526 MA3X152E0L
D
TPS0S
TPST5
TPM0N
TPS0N
TPS0F TPM9V
TPC0F
TPS5V
E
SUFFIX JW
ZA5501 K4CZ01000027 ZA5503 K4CZ01000027 ZA5502 K4CZ01000027
TPS9V
TPAC1
AB:42inch
*R5480 0
TPEC0 JS5568 JS5569
TPS15V
AC:37inch
*R5481 0
10
11
12
13
14
15
16
17
18
19
20
21
22
10
11
12
13
14
15
16
17
18
19
20
21
22 STB5V GND
PA4 +15V_S
TO H-BOARD (H3)
TO H-BOARD (H4)
F
TH-37/42PV70F/P, TH-37/42PX70B/E PA-Board Schematic Diagram
TH-37/42PV70F/P, TH-37/42PX70B/E PA-Board Schematic Diagram
1
2
3
4
5
6
7
8
23 SOS
1
2
3
4
5
6
7
8
9
PA3
23 +15V_S
1
2
3
4
5
6
7
8 SUB9V GND
9 FAN_CONT
MAIN9V
SUB5V
SUB5V
GND
FAN_SOS
SUB9V
GND
GND
GND
GND
GND
ODU
N.C.
N.C.(BT_30V)
AC_GOOD
S_GND
S_GND
+15V_S
GND
GND
GND
N.C./KEY
ECO_ON
GND
GND
TUNER_SUB_ON
ALL_OFF
TUNER_MAIN_ON
ODU_ON
GND
SUB9V(H264)/HQ3.3V
SUB9V(H264)/HQ3.3V
N.C.
SUB9V(FHD)/P12V
SUB9V(FHD)/P12V
P5V(MON)/P12V-ON
N.C.
N.C.
9