Panasonic SA-AK631PL Service Manual page 67

SCHEMATIC DIAGRAM - 6
MAIN CIRCUIT
C2415
1
R2413
68K
C2587
0.01
IC2808
C0ABBB000244
DUAL OP-AMP
R2314
10K
R2319
5.6K
Q2511
Q2512
B1GDCFJJ0023
B1ABCF000131
SWITCH
SWITCH
R2527
1K
C2551 R2560
R2561
22K
16V10
C2553
0.01
5 6 7 8
IC2810
4 3 2 1
C2556 C2555
R2565
0.01 100P
3.9K
R2564
330K
C2559
47P
C2557
0.01 C2558
0.15
: -B SIGNAL LINE
: +B SIGNAL LINE
R2595
R2414 R2420
1K
10K 1K
R2415
68K
R2419
R2412
5.6K
68K
C2414 C2413 R2339 C2331
47P 10P 2.2K 1
4 3 2 1
R2592
0
IC2808
R2439
2.2K
5 6 7 8
C2314 C2313
47P 10P
R2315
68K
R2312
68K
C2586
R2596
1K 0.01
R2313
68K
C2315
1
R2537
1K
R2525
100K
3.3K
R2559
18K
D2551
R2558
B0BC4R300002
3.3K
Q2554
D2552
B0BC4R300002
Q2553,Q2554
B1ABCF000131
SUBWOOFER LEVEL CONTROL
C2554
IC2810
16V1
C0ABBB000244
DUAL OP-AMP
R2562
47K
C2560
1
R2566
2.2K
C2561
R2568
1
100K
R2591
D2332
330K
B0ADCC000002
R2337
R2333 C2332
470K
0 0
R2331
0
R2332
39K
D2596
B0BC4R300002
R2557
1K
Q2553
R2555
R2556
1K
1K
Q2551,Q2552
B1GDCFJJ0023
SWITCH
Q2551
Q2552
67
TO FAN UNIT
R2338
1K
C2334
0.22
R2715
10K
Q2706
2SD0601AHL
C2708
SWITCH
16V100
D2705
B0ACCK000005
R2714
120K
R2713
Q2705
100K
R2711
100
D2704
B0ACCK000005
D2703 C2707
10V10
B0ACCK000005
R2710
R2712
220K
22
R2707
1K
R2704
0
R2702
3.3K
Q2701
R2705
C2701
2.2K
0.01
R2706
2.2K
Q2704
C2706
0.01
R2708
10K
R2709
Q2704,Q2705
100K
2SB0709AHL
LOW FREQUENCY AMPLIFIER
Q2701
2SD0592ARA
SWITCH
SA-AK63 1PL
CN2810
2
1
C2705
16V10
SW5V
-9V
R2701
2.2M
FAN