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SCHEMATIC DIAGRAM - 22
MAIN CIRCUIT
R265
3.3K
A
Q308
3
2
1
R443
R243
56K
56K
4
5
6
B
C242
R245
R465
50V4.7
2.7K
3.3K
C
W15
0
C245
D
100P
C376
C459
0.01
25V330
5
C0AABB000117
4
C442
R445
50V4.7
2.7K
E
: -B SIGNAL LINE
: +B SIGNAL LINE
Q308
B1GFGCAA0001
MUTING CONTROL
R248
27K
C247
C246
R394
16V47
33P
0
W26
6
7
8
0
C377
0.01
W22
0
IC308
OP-AMP
3
2
1
C446
33P
C445
100P
C447
16V47
R448
27K
: MAIN SIGNAL LINE
R249
R252
W25
R253
82
82
0
4.7K
R267
1K
R250
R251
82
82
6
1
C248
1000P
R467
1K
5
2
C448
1000P
4
3
Q312
R453
4.7K
B1GFGCAA0001
MUTING CONTROL
R450
R452
82
82
R449
R451
82
82
91
Q314
R361
R338
56K
0
R360
56K
C362
50V22
Q314, 317
B1GDCFGA0014
MUTING SWITCH
Q317
R367
R340
56K
0
R366
56K
C365
50V4.7
Q312
R254
10
R454
10
SA-VK61DEE
-9V
MUTE_A
HP_MUTE
HPR
HPL
+9V
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