Pa And Pb-Board Block Diagram - Panasonic TH-50PV500A Service Manual

TH-50PV500A / TH-50PV500H / TH-50PV500M

14.6. PA and PB-Board Block Diagram

TO P10 PA10
1
F_STBY_14V
F_STBY_14V 2
NR14V
F_STBY_14V 3
NR14V
NR14V
PB
AUDIO POWER/
TO P5 FAN CONTROL
PB5
7
+12Vs(W)
+12Vs(W) 8
+12Vs(S) 6
1
FAN CONTROL REGULATOR
TO P30 PB30
15V
1
FAN_SOS 3
5V 4 5V
FAN_CONT 5
TH-50PV500A/H/M
PA and PB-Board Block Diagram
IC5602
AVR 3.3V/5V
Q5606
15 ON/OFF VOUT1 13
VOUT1_3.3V
9 VIN
Q5603
1 ON/OFF VOUT2 3
VOUT2_5V
SUB9V-1
Q5613
IC5601
AVR 5V/9V
ON/OFF
15 VOUT1 13
VOUT1_9V
ON/OFF
9 VIN
SUB5V
1 ON/OFF VOUT2 3
VOUT2_5V
SUB9V_2
Q5643 Q5641
ON/OFF
Q5604
D5641
D5643
D5637
Q5644
D5638
IC5803
AUDIO 10V
1 2
VIN VOUT
IC5802
AUDIO 9V
VIN VOUT 2
D5806 D5804
IC5801
D5807
1 VCC OUT 2
4 INV
D5805
SUB3.3V
MAIN3.3V
ON\OFF
Q5607
MAIN5V
ON/OFF
Q5605
IC5603
AVR BT30V
Q5614
2 VDD EXT 5
MAIN_9V
Q5601
VOUT 1
Q5602
D5646
SOS
NR14V
SUB3.3V
SUB9V
SUB5V
D5645
SUB5V_SD
BT30V
MAIN3.3V
Q5642
D5647
PB7 PB7
1 +10Vs(W) 1
2 +10Vs(W) 2
5 +9Vs(S) 5
6 +9Vs(S) 6
PB33
1 FAN
3
SOS
PB34
1 FAN
3
SOS
TO
PB31
FAN
PA DC-DC/POWER SOS
1
FAN
3
SOS
PB32
1 FAN
3
SOS
82
PA20 TO DG20
6 BT30V
8 MAIN3.3V
MAIN3.3V
9
11 SUB3.3V
13 SUB9V1
14 SUB9V1
16 MAIN9V
18 SUB5V_2
19 SUB5V_2
SUB5V
22
24 MAIN5V
26 STBY5V
28
IRD_POW_ON
29 SOS
30 IRD_POW_ON
PA30
TO H30
8 +10Vs(W)
9
+10Vs(W)
10 +10Vs(W)
3 +9Vs(S)
4 +9Vs(S)
MAIN_9V
13 BT30V
MAIN_5V
15 MAIN3.3V
17 SUB3.3V
19 MAIN9V
21 SUB9V2
23
SUB9V2
25 SUB5V_2
27 SUB5V_2
29 SUB5V
TH-50PV500A/H/M
PA and PB-Board Block Diagram