Pa And Pb Board Block Diagram - Panasonic TH-50PM50U Service Manual

TH-50PM50U

13.6. PA and PB Board Block Diagram

TO P10
PA10
1
F_STBY_14V
F_STBY_14V 2
NR14V
F_STBY_14V 3
PB AUDIO POWER/
TO P5
PB5
FAN CONTROL
+12Vs(W) 7
8
+12Vs(W)
FAN CONTROL REGULATOR
TO P30 PB30
15V 1
FAN_SOS 3
5V 4 5V
FAN_CONT 5
TH-50PM50U
PA and PB-Board Block Diagram
IC5602
AVR 2.5V/3.3V
15 13 Q5606
ON/OFF VOUT1
VOUT1_3.3V
ON\OFF
9 VIN
Q5613 Q5603
1 VOUT2 3
ON/OFF
VOUT2_5V
ON/OFF
SUB9V-1
IC5601
AVR 2.5V/9V
15 ON/OFF 13
VOUT1
VOUT1_9V
ON/OFF
9 VIN
Q5610
1 3
ON/OFF VOUT2
VOUT2_2.5V
ON/OFF
Q5604 Q5643 Q5641
D5641
Q5644
IC5803
AVR 10V
PB7
1 VIN VOUT 2
IC5801
PB33
1 VCC OUT 2
4
INV
PB34
PB31
PB32
SUB3.3V
MAIN3.3V
Q5607
MAIN5V
Q5605
SUB5V
MAIN9V
Q5601
Q5602
SUB9V-2
D5646
Q5642
SUB3.3V
SUB9V
SUB5V
D5649
D5637
D5639
D5647
D5638
PA7
1 Wo_10V 1
2 2
Wo_10V
1 FAN
3
SOS
1 FAN
3 SOS
TO
FAN
1 FAN
PA DC-DC CONV./POWER SOS
3
SOS
1 FAN
3
SOS
68
PA20 TO DG20
BT30V
8 MAIN3.3V
9 MAIN3.3V
SUB3.3V
11
13 SUB9V1
14 SUB9V1
MAIN9V
16
18 MAIN2.5V
19 MAIN2.5V
22 SUB5V
MAIN5V
24
26 STBY5V
28 TUNER_MAIN_ON
29 SOS(PA_SOS)
30 RESET
(TUNER_SUB_ON)
MAIN5V
PA30 TO H30
8 +10Vs(W)
9 +10Vs(W)
10 +10Vs(W)
MAIN2.5V
S_BT30V
MAIN9V
15 MAIN3.3V
17 SUB3.3V
19 MAIN9V
21 SUB9V2
23 SUB9V2
25 MAIN2.5V
27 MAIN2.5V
SUB5V
29
TH-50PM50U
PA and PB-Board Block Diagram