G-Board Schematic Diagram - Panasonic TX-32LXD500 Service Manual

11.23. G-Board Schematic Diagram

A
B
C
D
E TO
V-BOARD
(V1)
G1
2.8
1
AI_SENSE
4.8
2
SUB_5V
0.7
3
REMOTE
4
0
GND
3.3
5
STB_3.3V
6
0
Timer_REC_LED
3.2
7
R_LED
8
0
GND
9
0
IRD_LED
5.9
10
STB_LED
F
TX-26/32LXD500 TX-26/32LX500F/P G-Board Schematic Diagram
1
G-BOARD TNPA3489AB
HP
TO
H-BOARD
(H4)
2
R2634
0
R2635
0
JK3801
R2625
0
K4BK23B00004
R2623
0
R3918
R3927
68k 22k
1% 1%
STR F
C3849
C3848
50V
50V
560p
560p
R3905 R3906
180k 180k
3
TP2534 TP2522 TP2523 TP2524
TP2535 TP2525 TP2526 TP2527
TP2536 TP2528 TP2529 TP2530
TP2537 TP2531 TP2532 TP2533
R2643
0
R2555
0 R2647
0
R3941 R3903
6.8k
12k
KEYSCAN
1% 1%
- + TV/AV
C3850
0.1u
50V
R3907
180k
C3851
50V
0.1u
R3904
180k
4
TO
H-BOARD
G5
(H5) TP3906
1 17.5
SOUND_16V
JS2
2 17.5
SOUND_16V
3 17.5
SOUND_16V
4 17.5
SOUND_16V
5 17.5
SOUND_16V
TP390
6 0
GND
7 0
GND
8 0
GND
9 0
GND
10 0
GND
11 4.3
SQ_L
TP3908
12 0
GND
13 4.3
WF_L
14 0
GND
15 4.4
MUTE
16 0
GND
17 4.3
SQ_R
18 0
GND
19 4.3
WF_R
20
0
GND
5
57