CD-DVD500 (serv.man13). Schematic diagram - Sharp Audio Service Manual (repair manual). Page 14

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CD-DVD500H
Figure 49 SCHEMATIC DIAGRAM (14/18)
7
8
9
10
11
12
0 V
0 V
0 V
0 V
4 V
4 V
0 V
0 V
0 V
0 V
4 V
4 V
-14.6 V
-15.1 V
-31.8 V
0.7 V
0 V
0 V
0 V
0 V
0 V
4 V
0 V
0.7 V
0 V
0 V
LUG901
SW_RLY
H/P 
SP_DET
F_RLY 
FAN_SIG 
GND
GND 
–B
+B
R-CH
L-CH
GND
–B
+B
+B
–B
GND 
–B
+B
L-CH
R-CH
SP_SWL-CH_GND
SP_SWL-CH
SP_SWR-CH_GND
SP_SWR-CH
SP_FR-CH_GND 
SP_FL-CH 
SP_FL-CH_GND 
SP_FR-CH 
15
14
13
12
11
10
9
8
7
6
5
4
6
7
8
1
2
3
4
3
4
5
1
2
6
7
8
3
4
5
1
2
R-CH
L-CH
15
14
13
12
11
10
9
8
7
6
5
4
L-CH
R-CH
H/P_SW
R-CH
A_GND
L-CH
FRONT
SPEAKER
R-CH
FRONT
SPEAKER
L-CH
SUBWOOFER
L-CH
SUBWOOFER
R-CH
CNS403
FROM
AMP. B  PWB
P45  10-A
CNP801
TO POWER PWB
P44  2-H
+B
+B
+B
+B
+B
+B
-B
-B
-B
-B
-B
-B
+B
+B
+B
+B
+

+

+

+
SUB
(40W  x  2)
C
977
0.22/50
R1014
22K
7
50
C937 0.0012
R939
1K
931
5P
R944
1K
IC901
STK40270N1
POWER
AMP.
R972
1K
C942
0.022
C941
0.022
R967
10K
D903
DS1SS133
Q911
KTC3199 GR 
C985
100/50
R1018
100
R1016
100
C979 100/50
C983
10/50
C982
10/50
Q937
KTA1046 Y
R1045 1.5K
C991
0.022
R985
6.8
C953
0.01
C951
0.01
C990
100/16
C1003
47/25
R1031
100
RP901
2.2
Posistor
C987
3300/50
C986
3300/50 
R1022
22K  
C995
4700/50
R1040
22K
R1039
22K
C996
4700/50
R1023
22K
R1025
47K
R1020
1K
Q921
KTC3199 GR 
R977
4.7
R980
4.7
C943
0.1(ML)
C946
0.1(ML)
R1024
56K
C988
330/25
D905
DS1SS133
Q919
KTC3199 GR
Q918
KTC3199 GR
R976
56K
R975
56K
Q920
KTC3199 GR
C945
0.1(ML)
R978
4.7
R979
4.7
C944
0.1(ML)
R974
56K
R973
56K
RY902
R987 330
R988
330
D906
DS1SS133
R1034 10K
C993 0.01(ML)
R994
4.7K
R989 4.7K
R990 4.7K
R1032
220
R991
4.7K
RY901
D908
DS1SS133
L904   0.29
µ
H
L903
0.29
µ
H
L901
0.29
µ
H
L902
0.29
µ
H
CNP904
D901
DS1SS133
R970
1K
C940
0.022
R964
10K
D902
DS1SS133
Q910
KTC3199 GR 
C939
0.022
R963
10K
R969
1K
Q909
KTC3199 GR 
R962
0.1(1W)
R961
0.1(1W)
R1017
100
C984
100/50
R1015
100
C978 100/50
C981
10/50
C980
10/50
R1013
22K
C976
0.22/50
IC902
STK40270N1
POWER AMP.
C936
0.0012
56K
15P
R941
1K
33
P
R971
1K
R966
0.1
(1W)
34
5P
C938
0.0012
942
K
D904
DS1SS133
R968
10K
Q912 KTC3199 GR
R965
0.1(1W)
DZ903
DZ13BSC
R1019
1K
R1021
47K
BI901 CNS901 
SO901
SPEAKER
TERMINAL
SOC901
SUBWOOFER
PRE OUT
MAIN
(30W  x  2)
R742
22K
C753
0.022
C752
0.022
C751 0.022
JK701
HEADPHONES
CNP703
CNP903
CNS901A
CNS901B
L702
2.2
µ
R983
6.8
C949
0.01
C947
0.01
R986
6.8
C954
0.01
R996
6.8
C962
0.01
C960
0.01
C952
0.01
R982
6.8
C950
0.01
C948
0.01
R995
6.8
C961
0.01
C959
0.01
R993
6.8
C955
0.01
C957
0.01
R992
6.8
C956
0.01
C958
0.01
HEADPHONES
PWB-B2
1
4
3
2
4
1
2
3
4
1
2
3
1
4
3
2
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