Sharp CD-C462 - Page 20

CD-C462/C462C
– 20 –
Figure 20 SCHEMATIC DIAGRAM (7/10)
A
B
C
D
E
F
G
H
1
23456
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
C801
2200/50
C825 22/25
Q826
KTC3199 GR
Q824
2SD2012
Q823
2SD2012
R825
33
C827 47/25
R829
1K
R826
220
IC901
STK40704
POWER AMP.
C910
2200/50
C909 2200/50
R926
1K
C920
0.0015
C919
0.0015
R919 33K
R920 33K


C921
1/50
R925
1K
C922
1/50
C904
10/50
C911
100/50
C826
47/25
Q825
KTC3199 GR
R912
100
R913
100
R915 220K
R918 470
C917 47/50
C916
15P
R917 56K
R922 470
R921
10K
R923 56K
C924 15P
C927 47/35
R928 180
C930 47P
C928 47/35
C931 47P
R929 180
Q902
KRC107 M
Q903
KRC107 M
C933
220/35
I
C
L
A
PO
W
R933
10K
C
9
4
7
C935
0.1
(ML)
R934
4.7
R932
18K
C923
47P
C915
47P
R924 1K
R916 1K
C907
10/50
C912
100/50

C918 47/50
R836 22K
C824 0.022
R837 22K
R820
47
DZ820
MTZJ8.2C
C823
47/25
Q822
KTC3199 GR
R824
560
Q820
2SD2012
R838 10K
C831 10/50
C820 0.022
R905
1K
C903
1/50
R907
1K
C902 220P
R902 68K
R901 100K
C901
1/50
R903 100K
C905 220P
R904 68K
Q901
KTA1268 GR
R910 2.2K
R914
15K
R911
10K
C977 1000/6.3 
R962 820
D902 1SS133
CNP803
POWER PWB-B
R965 4.7K
R964 4.7K
C
4
R831
3.3
(1/2W)
C828 47/25
ZD822 MTZJ13C
R835
560
R827
1K
R828
33K
D824
1SS133
C829 4700/25
R804
4.7
CHASSIS
GND
R805 100
C802 100/35
R806 2.2K
Q801
KTA1266 GR
C804 47/50
C803 47/50
R803
220
C812
ZD802
MTZJ300B
ZD801 MTZJ6.2A
R801 12K
D804
RL104A
D805
RL104A
D806
RL104A
D803
RL104A
R802 220
C805 0.047 (ML)
C806 0.047 (ML)
D802
TS6B04GM-1
D801
TS6B04GM-1
14
13
12
11
10
9
8
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
151413121110
987654321
+B
–VF
+B2
+B
+B
GND3
VF1
VF2
H:
O
L:
O
GND –Vcc –Vcc +Vcc
Ch1
Ch2
Ch1 Ch2 Out Out
CNS803
H:ON
L:OFF
2 Ch
30.6V
30.7V
30V
0V
0V
0V
0V
1.2V
1.2V
2.3V
0V
0V
28.1V
0.3V
3.8V
12.4V
13V
18.2V
13.3V
13V
18.4V
11.6V
12.3V
12.4V
18.4V
6.9V
7.5V
7.6V
8.2V
18.4V
35.3V
–35.3V
29.1V
18.4V
–28.9V
–28.3V
–34.9V
REAR
CENTER
A_GND
3
2
1
32
1
P17 8-H
TO MAIN PWB
FRONT_R
FRONT_L
REAR_OUT
CENTER_OUT
A_GND
STANDBY
7.3V
(CD)
CD_GND
D_GND
A_GND
M_GND
+12V (M)
+12V (A)
VF1
–VP
VF2
+12V (M)
–
–B
+
+
–
–0.1V
–0.1V
–32V
–0.1V –0.1V
33.6V
–33V
0V
0V
0V 0V
35.4V
–35.4V –35.4V
0V