A-Board (7 Of 12) Schematic Diagram - Panasonic TH-50PC77U Service Manual

TH-50PX77U / TH-50PE77U

15.18. A-Board (7 of 12) Schematic Diagram

11
IC3500
EHMDD9851
ON:0-0.5V
OFF:2-Vin
L3500
2.7u
R3535
1.27k
R3534
2.61k
C3516
C3515 C3502 C3503
25V 16V
50V 16V C3504
0.1u 0.1u
330u 470u 16V
470u
R3508
0
R3505
10k
D3500
Q3500
B0BC01000035 R3506
10k 2SD0601A0L
R3507
47k
JS2301
JS2302
JS2303
JS2304
JS2305
A-BOARD TNPH0692AFS (7/12)
!
DC/DC CIRCUIT
12
TH-50PX77U/PE77U
A-Board (7 of 12) Schematic Diagram
55 56
L3506
1.8A
G1C100M00044
D3514
B0BC6R600005
SUB+5V/SUB+9V
ON:0-0.5V
1.8A
OFF:2-Vin R3560
0
R3561
0
D3515
B0BC01100001
R3562 R3572
0 0
R3563 R3573
0 0
SUB_5V
SUB_9V
C3505
16V
0.1u
R3512
2.2k
R3513
4.7k
R3514
10k
R3515
47k
57 58
TP3504
TP3505
TP3506 TP3507
DTV9V
TP3508 TP3509
MAIN9V
Q3502 Q3503
R3518 D3507
2SB0709A0L 2SB0709A0L
680 MA2J11100L
R3519 C3514
R3516 16V R3520
2.2k 2.2k 100k
0.1u
R3517
4.7k
C3513
16V
0.1u
Q3504
R3521
2SD0601A0L
470
D3502
MA2J11100L
R3523
470
DTV9V
D3503 R3525
MA3X152D0L 220
R3529 R3530
4.7k 4.7k
R3528
Q3505 10k
2SD0601A0L
R3527
D3504
10k
MA3X152E0L
TP3514
TP3516
59 60
74
TO
P-BOARD
(P6)
A6
C3530
25V
470u TP3518
TP3519
SOUND15V
F15V
STB5V
SUB5V
DTV9V
MAIN9V
TP3515
AG_TV_SUB_ON
TP3517
AG_TV_MAIN_ON
TH-50PX77U/PE77U
A-Board (7 of 12) Schematic Diagram
61 62
TO
P-BOARD
(P7)
A7
TP3501
TP3500
STB5V
63