Sharp CD-PC1881V Service Manual page 24

CD-PC1881V
A
FM SIGNAL
B
C
D
–15V
15
A_GND
14
FRONT_L
13
FRONT_R
12
REAR
E 11
CENTER
10
SUB_WOOFER
9
POWER
8
A_GND
7
CD_GND
6
CD_+B
5
D_GND(micom)
4
A_12V +B
3
M_12V
+B
2
M_GND
CNP803 1
VLOAD
F
7
VF1
6
VF2
5
SP_RLY
4
AC_RELAY_CORL
3
SW_5V
2
UN_SW_5V
1
CNP806
G
POWER PWB-C
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 38.
1
All manuals and user guides at all-guides.com
3 Ch IC902
STK40724 POWER AMP.
1 2 3 4 5 6
C907
10/50
R912
C904
100
10/50
Fusible
C901
R905
1/50
1K
C903
1/50
R907 1K
R909
C906
1K
1/50
C908
0.001
R957 D901
1SS133
1K
Q904
R959
KTC3199 GR R960 C976
3.9K
100K 22/25
R956
5.6K
R979
1K
R963
820(2W)
C909
2200/50
–B
R910
22K
2 1
BI801
IC806
AN78L05
CONSTANT
VOLTAGE
REGULATOR
3 1
D821
2
1SS133
VF1
VF2
VLOAD
2 3
Figure 24 SCHEMATIC DIAGRAM (7/12)
Ch2
Ch1
7 8 9 10 11 12 13 14
C915
47P
C911
C916
100/50
15P
C912
100/50
R917
R918
56K
470
C917
R913
47/50
100 Fusible
Q908
KTC3199 GR
R980
D902
1K
1SS133
C920
560
CENTER
R981
47K
A_GND
C981
22/25
REAR
C919
0.0015
2 1
BI801
C910
2200/50
R911
22K
+B1
-B
IC804
KIA7812P
VOLTAGE REGULATOR
3 1
2
C819
C820
0.1
0.1
(ML)
(ML)
IC805
3 1
KIA7806P
2
VOLTAGE
REGULATOR
C827
0.1
(ML)
4
– 24 –
Ch3
15 16 17 18 19 20
C923
C926
47P 47P
R965
C929
4.7K
15P
R930 R931
R927
56K 1K
470
R961
39K
C918
47/50
C934
0.1(ML)
C935
0.1(ML)
R934
4.7
Q903
3 2
KRC107 M
1
C928
C922
47/35
1/50
R933
10K
R926 R928
1K 220
C921
R925
R929
1/50
1K
220
C933
220/35
C927
47/35
R932
18K
D801
TS6B04GM
TS6B04GM
C801
2200/50
D803
D806
1N4004S
+B2 1N4004S
D805
D804
1N4004S
1N4004S
R812
Q801
10
KTA1274 Y
5 6
C936
0.1(ML)
C937
0.1(ML)
R937
4.7
4 1
1 3
H:ON
L:OFF
1 2
L
1 1
POW
1 0
9
8
C817
4.7/50
D802
C805
0.047
(ML)
C806
0.047
(ML)
1N