Panasonic TH-42PA25U-P Service Manual page 137

TO
P-BOARD
(P5)
C2431 C2429
16V
50V
0.01u 100u
R2450
R2439
56k
56k
423
C2426
0V 50V
01u 0.015u
R2448
1k
C2427
2440
16V
10u
R2445
0
2441
2k
C2440
16V R2461
4.7u 100
R2470
4.7k
4
61
PA5
1
12V
2
12V
3
5V
4
STB5V
5
GND
6 JS2107
GND
7
+12Vs
JS2106
8
+12Vs
9
C2381
GNDs
50V
10 10u
GNDs
11
DR15V
+9V
R2473
1.8k
R2472
4.7k
C2441
16V
4.7u
R2462
100
C2437 C2435
16V 50V
100u 0.01u
R2460
18k
1%
+9V
R2463
15k
1%
R2347
12k
R2346
12k
STB5V
R2372
RESET
22k
R2373
5.6k
D2313 R2374
MA3X152K0L 100k
POFF-DEF
MAIN_DEF
5
IC2304
AN7709SP-E1
*JS2301
+12Vs
OUT 3
1
IN
C2413
COMMON
50V
2
47u
R2453
10k
C2433
R2456
C2436
*JS2308
50V 10k 16V
0.039u 1u
C2434
50V
0.022u
R2452
47k
IC2401
C1BA00000302
AUDIO AMP
C2466 C2467
R2348
16V 16V
10k
1u 1u
Q2306
2SD0601A0L
POWER ON MUTE
SCL1
SDA1
Q2303
2SD0601A0L
RESET
Q2304 R2494
2SD0601A0L
RESET
R2371
180k
R2377
470
D2311
MA3X152K0L
Q2308
2SD0601A0L
D2310
R2378
MA3X152K0L
100k
MAIN DEF
JS2304
6
AVR 9V
+9V
L2306
ELJPA100KF
C2414
16V
47u
*D2316
B0JCME000025
+9V
*JS2307
MUTE
R2375
Q2305
10k
2SD0601A0L
POWER ON MUTE
R2376
22k
STB5V
820
1/2W
C2382
16V
100u
TH-42PA20U
PA-Board(1of3)Schematic Diagram
7
1
2
3
4
5
6
7
8
9
8