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15.7. PA-Board Block Diagram
PA DC-DC CONVERTER
PA
P10
10
S_STBY
1
S_STBY
2
S_STBY
3
D5502
(+10V)
ERROR DET
PA5
P6
FAN_15V
1
FAN_15V
2
S_15V
6
S_15V
7
S_15V
8
D5501
(+10V)
Q5501
ERROR DET
TH-50PY700F/P, PZ700B/E
PA-Board Block Diagram
IC5551
FHD+9V/H264+9V
9
FHD+9V
13
15
H264+9V
3
1
Q5502
IC5550
SUB+5V/SUB+9V
9
SUB+9V
13
15
SUB+5V
3
Q5561
1
MAIN+9V
Q5562
TV_ON OFF
Q5522
Q5521
SOS DET
R5537
R5535
R5538
C5522
R5531
R5536
R5532
C5521
R5533
Q5523
R5534
TUNER_SUB_ON
D5532
R5552
R5553
D5521
R5540
FHD+9V/H264+9V
F STB+15V
R5542
SUB+5V/SUB+9V
SHORT DET
R5544
D5522
D5534
D5533
(+12V)
(+12V)
D5529
D5528
(+6.8V)
(+12V)
R5577
R5576
R5549
R5548
D5531
Q5524
R5547
SUB+5V
H264+9V
D5526
R5546
SUB+9V
FHD+9V
OVER VOLTAGE DET
81
TH-50PZ700B / TH-50PZ700E / TH-50PY700F / TH-50PY700P
D5530
IC5400
TO
PA
FAN CONTROL
FAN
32
1
2
1
+B FOR FAN
3
FAN_SOS
4
D5402
PA
TO
33
FAN
1
+B FOR FAN
3
FAN_SOS
D5403
PA
TO
35
FAN
1
+B FOR FAN
3
FAN_SOS
D5410
D5405
D5411
PA9
DG9
1
SUB5V
PA3
H3
1
MAIN9V
2
SUB5V
4
SUB5V
5
SUB9V
7
SUB9V
14
FAN_SOS
16
FAN_CONT
19
SOS
20
SUB_ON
24
MAIN_ON
25
FHD_9V
27
FHD_9V
31
STB5V
37
H_9V
39
H_9V
36
S_15V
38
S_15V
40
S_15V
TH-50PY700F/P, PZ700B/E
PA-Board Block Diagram
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