Sharp MD-C2 Service Manual page 48

MD-C2
ICV00
STK40705
A
POWER AMP.
1
B
C
LCH
1
A_GND
2
RCH
3
GND(A)
4
HP_SW
5
SP_PROTECT
6
FAN_MOTOR
7
D NC
8
SP_RELAY
9
POSISTOR
10
POWER
11
VLOAD1
12
FAN H/L
13
CNPV00
E
–13V(A)
1
+12V(A)
2
+12V(M)
3
4
+5V_SWD
5
GND(D)
6
+7.3V(CD)
7
GND(CD)
8
+6V(MD_A)
F 9
+5V(MD_D)
10
GND(MD)
11
VF1
12
VP
13
VF2
14
CNP801
G
FM SIGNAL
POWER AMP.PWB-C1
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 29.
1
R CH
L CH
2 3 4 5 6 7 8
CV00
47/50
CV01
47/50
RV00
100
RV01
100
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
ZD806
DZ5.1B
2 3
Figure 48 SCHEMATIC DIAGRAM (9/16)
9 10 11 12 13 14 15
CV08
CV09
33P
33P
RV07
56K
RV47
680
CV13
33P
CV11
47/50
RV03
RV04
56K
56K
CV06
CV07
47P
47P
5.7V 10.8V
3 1
IC800
AN78L05
2 0.6V
C819 C817
CONSTANT
0.047 0.047
D813
VOLTAGE
(TF)
1SS133
REGULATOR
Q807
2SD2012
11.1V 17.7V
11.8V
3
11.8V
IC801
KIA7812P
C827
0.047
VOLTAGE
(ML)
REGULATOR
C824
C825
0.047
0.047
(ML)
ZD805
DZ6.2B
7.3V
3
IC803
2
C830 KIA7806P
0.047
VOLTAGE
(ML)
REGULATOR
Q811
KRC107 M
3 2
0V
4.1V
ZD810
0V
DZ6.8A
1
4
– 48 –
QV00
HSC1815 GR
CV14
0.022
RV18
10K
CV12
33P
RV10
1K
RV08
56K
RV09
1K
RV11
0.2
RV13
0.2
RV15
1K
RV17
10K
CV15
0.022
DV00
1SS133
5.1V
QV01
HSC1815 GR
D814
1N4004S
D820
1N4004S
C818
0.47/50
R806
ZD803
820
DZ130A
R807
5.6
17.3V
1
C815
R808
4700/25
5.6
2
0V
C823
1/50
D817
16.2V 1N4004S
1
F804
630mA/125V
1.3V
D815
1SS133
D818
1SS133
Q809
2SD2012
5.3V
11.7V
D819 6V
11.7V
6V
1SS133
Q808
HSC1815 GR
6.5V
R819
330
C831
100/16
5
QV03
HSC1815 GR
T
C813
3300/50
D803
1N4004S
D804
1N4004S
R80
100
–37
–31.6V
Q800
2SB1375
VF1
VF2
C816
4700/25
D812
1N4004S
1
CHASSIS
GND
6