Read Sharp SD-AT50H (serv.man12) Service Manual online
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SD-AT50H
Figure 27 WIRING SIDE OF P.W.BOARD (8/10)
7
8
9
10
11
12
R921
C913
C914
C912
R952
R951
R950
C961
C962
C873
R770
R745
C711
R768
C952
R744
C706
R939
R947
R927
R946
R935
C867
R834
R929
C967
C966
C965
R746
R731
R747
C712
R753
R757
R764
R732
C704
R733
R734
R735
R736
R709
R711
IC701
R738
R730
R708
R758
R755
R739
R759
R737
R705
R724
R703
R723
R740
R762
R727
R725
R726
C866
C861
C864
C862
C863
C869
C870
C865
C872
C871
C868
R831
R832
R851
R875
R812
R811
C820
R815
R819
R820 R816
C816
R818
R817
C815
IC811
C819
R765
R852
R766
R892
R821
R750
R893
R822
R823
R824
R748
R825 R826
R749
R769
R860
R873
C848
R878
R855
R859
R809
C840
Q859
IC813
R857
C839
R810
R813
C847
R828
R833
R814
R827
R865
R862
R864
R847
R896
R840
R861
R863
C832
R836
R835
R839
C828
R838
IC812
R837
C827
R866
C831
R889
R846 R845
R842
R844
R841
R880
R843
L801
L803
L802
When Servicing, pay attention as the
area enclosed by this line ( ) is
directly connected with AC main voltage.
area enclosed by this line ( ) is
directly connected with AC main voltage.
SO901
AC INLET
AC 230 V, 50 Hz
VA901
R915
C901
D905
L901
D906
C902
C903
D903
L902
R911
C905
R912
C904
R909
C908
D901
C909
LUG902
TH901
C906
C907
C910
C917
R908
C918
C916
R918
R901
R910
D907
T901
SWITCHING POWER
TRANSFORMER
R903
R904
D902
ZD902
R905
R917
ZD901
ZD904
Q901
C915
PC901
R906
D904
C924
R953
D914
C911
R907
D915
C919
IC901
C936
PS902
L914
C938
D924
C963
Q923
CNP901
SYSTEM
CONTROL
TERMINAL
LUG901
ZD915
ZD916
C943
C944
R938
R937
C708
D701
C937
L913
IC702
C958
PS901
PS903
C956
IC913
C707
C935
L915
C951
C923
D703
Q701
D922
C934
C959
Q918
C933
ZD911
ZD912
D912
C957
D919
C927
C929
D918
C931
C926
C928
C930
D917
C922
C921
D913
D911
R923
R949
R924
ZD913
R945
R926
Q911
Q921
IC911
C954
R925
Q920
R932
D923
D921
CNP802
TRS901
R934
R933
Q922
D916
R928
D813
C960
R936
Q924
R940
L912
BI901
C932
RL911
RL803
D920
R931
Q919
Q925
L911
R930
C950
IC912
C949
D705
PS904
R741
D706
R752
R756
R712
C703
R763
R713B
R714B
XL701
L701
R715
R716
R717
R754
R761
R719
R720
R701
R706
R704
R707
SO801
SPEAKER
TERMINAL
C874
CNP801
SYSTEM
CONTROL
TERMINAL
D815
C826
C825
C837
R874
BI801
C814
C859
C813
RL801
RL802
C817
D801
D709
C818
R805
Q705
R801
R751
Q801
Q704
Q828
Q811
D707
Q819
D708
Q812
Q829
Q703
D710
C850
D817
C851
BI802
D819
C860
Q817
C842
C875
Q815
D818
C846
PS811
C841
ZD813
D821
Q816
C856
Q818
Q814
Q820
C852
R879
R890
C830
Q827
Q813
C829
Q822
C857
R894
R895
CNP803
Q830
BI803
F901
T3.15A L 250V
K1
K2
CNS801
CNS803A
CNS901
CNS802A
CNS805
BI804
C970
C971
POWER PWB-C (BOTTOM VIEW)
1
2
3
4
5
6
7
8
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
WH
CNA101
P29 7 - F
TO 1-BIT AMP. PWB
2 6
1
3
4
5
7
8
R-CH
R-CH
L-CH
L-CH
FRONT
R-CH
L-CH
SURROUND
CENTER
CNA103
P29 7 - D
TO 1-BIT AMP. PWB
1
2
3
4
GY
GY
GY
GY
WH
1
2
3
4
6
5
7 11
8
9
12
10
E
C
B
C
B
AC POWER SUPPLY CORD
1
1
3
5
2
4
2
4 3
B
C
E
C
E
1
2
3
1
2
3
1
2
3
1
2
3
1 2 3
1 2 3
E C B
1
2
3
3
1
2
3
3
3 2 1
1
5
9
10
15 16
17
24
25
20
30
32
8
1
2
3
E
C
B
C
B
1 2 3
1
4
GY
GY GY WH
B
C
E
C
E
B
C
E
C
E
1
2
3
2
3
1
2
3
4
5
WH
GY
GY
GY
CNA104
P29 7 - C
TO 1-BIT AMP. PWB
B
C
E
C
E
1
2
1
2
CNS803B
P21 8 - D
FROM FAN MOTOR
CNS802B
P21 8 - E
FROM SUBWOOFER
B
C
E
C
E
B
C
E
C
E
B C E
1
1
2
2
3
4
5
6
7
8
9
4
5
6
7
8
9
10
11
12
11
12
13
WH
BK
PK
BK
PK
WH
GY
BK
PK
PK
WH
BK
PK
BK
PK
WH
GY
BK
PK
PK
WH
BK
PK
BK
PK
WH
GY
GY
GY
GY
GY
GY
BK
PK
PK
CNA100
P29 12 - E
TO 1-BIT AMP. PWB
1 2 3 4 5 6 7
CNP805
P21 9 - G
TO LIMIT PWB
WH
GY
GY
GY
GY
GY
GY
1
4
5
8
B
C
E
C
E
B
C
E
C
E
3 2 1
3
2
1
2
1
B
C
E
C
E
1
9
1
5
GY
GY
GY
WH
1
2
3
2
3
B
C
E
C
E
E
C
B
C
B
E
C
B
C
B
3 2 1
3 2 1
3 2 1
B
C
E
C
E
B
C
E
C
E
3
2
1
2
1
E
C
B
C
B
1
4
5
8
1
9
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
WH
1
8
4
5
B R
COLOR
TABLE
R D ( R )
O R
Y L
G R
B L
V L
G Y
W H ( W )
B K
P K
BROWN
RED
ORANGE YELLOW GREEN
BLUE
VIOLET
GRAY
WHITE
BLACK
PINK
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