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TO
PA5
P-BOARD
(P5)
1
12V
2
12V
3
5V
4
STB5V
5
GND
6
GND
7
+12Vs
8
+12Vs
9
GNDs
10
GNDs
11
DR15V
+9V
R2473
1.8k
R2472
4.7k
C2441
16V
4.7u
C2431
C2429
50V
16V
0.01u
100u
R2450
56k
R2439
56k
C2437
C2426
23
16V
50V
V
100u
0.015u
u
C2435
50V 0.01u
R2448
1k
440
C2427
16V
10u
R2445
0
2441
k
R2461
100
R2460
C2440
R2470
18k
16V
4.7k
+9V
1%
4.7u
R2463
15k
1%
STB5V
Q2303
2SD0601A0L
RESET
Q2304
R2371
180k
2SD0601A0L
R2373
5.6k
RESET
R2377
470
R2374
Q2308
100k
2SD0601A0L
310
MAIN DEF
152K0L
JS2304
4
43
JS2107
JS2106
+12Vs
C2381
50V
10u
R2453
10k
C2433
R2456
C2436
50V
10k
16V
0.039u
1u
R2462
100
C2434
R2452
50V
47k
0.022u
IC2401
C1BA00000302
AUDIO AMP
SCL1
SDA1
STB5V
AMUTE
D2312
MA3X152K0L
R2494
820
1/2W
C2382
16V
100u
D2311
MA3X152K0L
R2378
100k
5
IC2304
AVR 9V
AN7709SP-E1
JS2301
OUT 3
1
IN
L2306
ELJPA100KF
C2413
COMMON
C2414
50V
16V
2
47u
47u
D2316
B0JCME000025
A1-A1
TWE3201110YY
Rin
JS2308
Lin
JS2307
R2348
10k
R2347
12k
Q2306
2SD0601A0L
R2346
POWER ON MUTE
12k
6
+9V
+9V
R2375
Q2305
10k
2SD0601A0L
POWER ON MUTE
R2376
22k
TH-42PA20B/E
PA-Board(1of3)Schematic Diagram
7
1
2
3
4
5
6
7
8
9
8
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