24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SCHEMATIC DIAGRAM-21
I
R432
47K
R436
2.2K
C435
0.018
D401
1SS355TE17
R430
47K
C434
0.068
C440
50V1
R431
18K
C441
100P
D401
R342
10K
R444
12K
C436
100P
R343
3.9K
C321
10V33
IC301
M62456FPE1
BTL BASS BOOST
C322
0.068
R336
15K
C323
0.047
R334
270K
R337
8.2K
R339
82K
R340
82K
C327
0.15
C326
6800P
C328
0.068
H
R440
56K
R356
15K
D201
D201
1SS355TE17
R357
100K
R332
820K
R435
27K
C324
10V47
C325
10V47
A
B
E
F
C
G
D
R338
4.7K
R335
4.7K
D317
1SS355TE17
D315
1SS355TE17
C378
1000P
C241
100P
R231
18K
R230
47K
C234
0.068
C235
0.018
R240
56K
C240
50V1
R236
2.2K
R232
3.9K
C
A
B
C380
1000P
C337
1000P
C377
1000P
12
2
1
3
4
5
6
7
8
9
10
11
CN301
C379
1000P
P.GND
D.GND
+B(4)
-B(1)
GND1
+B(1)
+B(2)
+B(6)
-VP
LED9V
+B(5)
12
2
1
3
4
5
6
7
8
9
10
11
GND1
+B(3)
H.Lch OUT
H.Rch OUT
LOW CH
GND1
S CH
C CH
/CD
DC DET
P.CONT
HP SW
TO
POWER CIRCUIT
(CP500) ON
SCHEMATIC
DIAGRAM-22
TO
POWER CIRCUIT
(CP501) ON
SCHEMATIC
DIAGRAM-22
CN300
A
B
C
f
e
R312
2.2
D306
DAP202KT146
D307
DAP202KT146
Q307
KRC111STA
DC IN DET
D308
1SS355TE17
C331
50V4.7
D309
1SS355TE17
R313
39K
R316
15K
Q311
KRC111STA
DC IN DET
Q352
KRA102STA
DC IN DET
R317
1K
D313
1SS355TE17
X
Y
22K
22K
1.8K
3.9K
3.3K
27K
10K
22K
15K
22K
0V
0V
0V
0V
0V
0V
-7.9V
0.4V
0V
0V
0V
0V
0V
0V
0.4V
7.7V
0V
0V
0V
1.9V
0V
5.3V
-3.4V
5.3V
0V
0V
4.9V
4.9V
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
:CD-DA/V-CD (AUDIO) SIGNAL LINE
:SURROUND SP. DRIVE SIGNAL LINE
:CENTER SP. DRIVE SIGNAL LINE
7.7V
7.8V
3.3V
8.6V
10.4V
5V
14.8V
-31V
-7.9V
-7.9V
3.3V
5V
10.4V
14.8V
7.7V
5.1V