Sharp CD-C492 Service Manual page 44

CD-C492/492C
A
B
C
+4.6V(D)
D
GND(D)
+B
+B
E
F
+B
–B
2 3 4 5 6 7 8 9
1
BI901
G
2 3 4 5 6 7 8 9
CNS901 1
CNPP1
TO MAIN PWB
P29 12-E
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
1
–B
+12V(M)
+B
Q903
2SD468 C
4.8V
+B
12.0V
R904
1.5K
5.4V
C906
0.022
R906
100
ZD902
C905
MTZJ5.6A
47/25
+12V(A)
D901
1SS133
2
-2.1V
1
1.2V
Q907
3
KRA102 M
0V
Q909
2SD2012
+B +7.3V(CD)
7.1V 16.9V
KTC3199 GR
7.7V
R912
C911
47
0.022
D905
C910
1SS133
47/25
CD GND(D)
GND(M)
10 11
10 11
2 3
Figure 44 SCHEMATIC DIAGRAM (19/20)
TO SPEAKER
AMP.1 PWB
P42 6-H
CNPX12
CNS904 1 2 3 4 5 6 7
BI904
1 2 3 4 5 6 7
Q913
2SB1375
-12.3V
R918
100
C901
0.022
Q902
2SD2012
12.0V 16.2V
Q901
KTC3199 GR
12.8V
13.3V
C904
R902
47/25 C903
1K
47/25
Q906
2SD2012
12.0V
16.9V
Q905
KTC3199 GR
12.6V
12.8V
16.9V
R910 1
R909
150
C909 1K
13.4V
13.3V
0.022
2
C908
47/25 KRA107 M
@@@@@
Q908
16.9V
R911
7.8V
560
8.3V
ZD904
MTZJ8.2C
4
– 44 –
TO SPEAKER
AMP.2 PWB
P43 7-D
CNPV12
1 2 3 4 5 6 7 CNS903
BI903
1 2 3 4 5 6 7
R901
150
R917
(3W)
4.7K
–B
-13.0V
-22.7V
Q914
KBU1003
1
KRC107 M
-12.8V
-2.1V
3 35.7V
2
ZD901
MTZJ13A
R919
3.9(1/2W)
-35.5V
R920
3.9(1/2W)
GND
R907
560
13.4V
1.2V
3
Q904
+5V(AC3)
+B
C919
4700/25
+B
BI902
4
4
CNS902
CNPP02
TO MAIN PWB
P29 12-F
5
D991
–B
Q911
2SD201
5.4V
10
6.1V
R914
47
D906
C9
1SS133
10
CD GND(D)
3 2 1
1
3 2
6