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CD-C621H
A
B
L
1
A_GND
C
2
R
3
SP_DET
4
SP_RLY
5
D
–15V
6
M_12V
7
E
+5V
8
D_GND
9
A_12V
10
A_GND
11
F
CD_+B
12
CD_GND
13
M_GND
14
–VF
15
VF2
16
VF1
17
G
MAIN PWB-A1(2/2)
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
1
IC901
STK4074B
POWER AMP.
1
2
3
C901
R905
1/50
1K
R907
1K
C903
1/50
+B
+B
R830
C909
680 (2W)
2200/50
+B
+B
AN78L05
3
+B
+B
FM SIGNAL
2
3
Figure 22 SCHEMATIC DIAGRAM (3/9)
(2Ch)
4
5
6
7
8
R912
100(1/4W)
Fusible
C911
100/50
C912
100/50
R913
100 (1/4W)
Fusible
C921
0.022
R931
10K
Q905
2SC3331
+B1
C910
R966
2200/50
22K
–B
VOLTAGE
+B
REGULATOR
Q821
Q823
KTD2058 Y
1
2
VOLTAGE
REGULATOR
Q824
KIA7812P
3
2
Q822
VOLTAGE
REGULATOR
KIA7806P
3
1
2
D832
C833
1SS133
0.1
D833
(ML)
1SS133
4
– 22 –
Ch2
Ch1
9
10
11
12
13
C915
120P
R921
C916
22K
15P
R917
R918
56K
680
R916
1K
C917
47/50
R926
0.1 (1W)
D903
D906
1SS133
1SS133
C920
0.022
1
C827
0.1
(ML)
+B
F832
T500mA
L 250V
5
14
15
C923
120P
C934
0.1
(ML)
C936
0.1
R936
(ML)
56K
R934
C938
4.7
47/50
+B
+B
D801
TS6B04GM
D803
D806
1N4004S
1N4004S
+B2
D805
D804
+B
1N4004S
1N4004S
ZD80
MTZJ
R801
12K
Q801
KTA1274
VOLTAGE
REGULATO
+
1
AC _
2
U
3
4
CNP8
6
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