Sharp CD-C482 Service Manual page 36

CD-C482
A
SPEAKER AMP. PWB-F
B
FWP01
OUT3
16
CENTER
RELAY2
15
OUT1(L-CH)
14
FR
RELAY1
13
GND(A)
12
C
FAN CONT
11
OUT2(R-CH) 10
SP LEVEL
9
GND(M)
8
H/P SW
7
+12V(M)
6
FAN SW
5
VOL2SW
4
PROT
3
POSISTOR
2
AMP
1
D
CFWP01
TO MAIN PWB
P23 12-D
E
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
1
CV13
CV11 RV17
2.2/50 2.2/50
1K
RV21
56K
RV19
CV15
270
470P
CV16
CV20
470P
100/50
CV14
CV12 RV18
2.2/50 2.2/50
1K
CY11
CY12 RY12
2.2/50 2.2/50
1K
RY15
CY13
RY11
270
470P
56K
2 3
Figure 36 SCHEMATIC DIAGRAM (17/20)
ICV01 –B
16
CV17
STK407-2
47P
POWER AMP
15
5
11
CV21
RV23
15P
1K
RV35
2.2K RV25
QV16 100
Fusible
(1/2W)
KTC3199 GR RV36
22K
CV19 CV23
RV34
100/50 15K 47/50
CV24
RV20
RV37
RV26
DV21
47/50
270
47K 100(1/2W)
1SS133
RV38
RV71 Fusible
CV27
10K
1000/6.3 820
RV22
56K
RV63
120K
CV22 RV24
RV33
15P 1K
10K
1
2
14
10
19
4
3
13
ICV01 –A
CV18
POWER AMP
47P
12
7
6
18
ICV01 –C
CY14
POWER AMP
47P
17
CY15
RY13
15P
1K
RY14
56K
CY16
100/50
4
– 36 –
QV13
KTC3199 GR
DV13
1SS133
RV27
10K
CV25
0.022
RV29
0.2(1W)
KTC3199 GR
9
DV15
RV69
1SS133
0.2(1W)
RV70
0.2(1W)
8
RV30
0.2(1W)
CV26
0.022
CV30
3300/50
RV28
10K
DV14
1SS133
QV14
KTC3199 GR
QY11
KTC3199 GR
RY18
DY11
10K
1SS133
CY17
0.022
RY16
0.2(1W)
20
RY26
0.2(1W)
+B
1 2 3 4 5 6 7
5 6
QV18
3