Sharp SD-AT50H (serv.man18) Service Manual ▷ View online
– 25 –
SD-AT50H
Figure 25 WIRING SIDE OF P.W.BOARD (6/10)
7
8
9
10
11
12
CNP507
CN501B
FFC501
SO101
DVD/CD DIGITAL
INPUT TERMINAL
RX101
AUX DIGITAL
INPUT TERMINAL
SO102
SYSTEM CONTROL
TERMINAL
D312
D311
C169
C168
D314
D313
P426
P425
TP371
TP373
TP370
TP369
TP368
TP372
TP541
TP367
TP366
TP365
TP364
TP357
TP374
TP362
TP363
TP375
TP360
TP359
TP358
TP352
TP491
TP538
TP536
TP350
TP537
TP382
TP535
TP377
TP376
TP378
TP534
TP354
TP533
TP532
TP339
TP355
TP468
TP466
TP356
TP464
TP467
TP470
TP471
TP338
TP465
TP469
TP353
TP341
TP340
TP474
TP472
TP473
TP486
TP462
TP461
TP302
CP-1
TP301
TP481
TP482
TP463
TP480
TP479
TP485
TP540
TP484
TP483
TP308
TP305
TP475
TP476
TP306
TP487
TP488
TP8
TP489
TP490
TP331
TP329
TP330
TP379
TP381
TP380
P387
86
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
3
2
CNS507
P20 5 - D
FROM MAIN PWB
1
25
CN501A
P20 2 - A
TO MAIN PWB
1
2
3
SD-AT50H
– 26 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 26 WIRING SIDE OF P.W.BOARD (7/10)
POWER PWB-C (TOP VIEW)
– 27 –
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
SD-AT50H
– 28 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 28 WIRING SIDE OF P.W.BOARD (9/10)
DA112
CA168
CA158
DA110
QA101
DA114
QA100
DA113
CA169
CA157
DA111
QA103
DA115
QA102
DA117
QA203
QA202
RA246
QA201
QA200
DA217
CA260
CA270
CA268
DA210
CA262
CA256
CA258
DA214
CA246
DA208
DA212
RA221
RA218
RA219
RA220
RA412
RA411
RA409 RA408
RA215
DA205
DA403
QA416
ICA201
RA211
DA207
DA423
RA489
RA490
RA491
DA206
DA104
DA204
RA212
RA213
RA114
ICA101
RA116
RA210
RA119
RA110
DA106
CA235
RA121
DA109
RA233
DA107
RA113
RA112
ICA200
RA111
DA105
RA231
RA118
RA120
RA181
ICA100
RA133
CA231
RA131
RA150
RA132
RA130
RA250
RA109
RA108
CA122
DA108
DA314
CA346
RA308
RA309
DA308
RA333
RA350
ICA300
RA331
RA330 RA332
DA312
RA313
RA312
RA310
RA318
DA306
DA304
RA320
RA311 DA307
ICA301
DA305
DA315
DA405
RA319 RA321
RA478
DA416
RA482
RA466
CA428
QA409
RA462
CA424
RA469
QA406
CA433
DA422
CA345
RA481
DA309
DA421
DA213
DA209
CA245
DA215
DA313
CA265
CA255
CA257
DA211
CA269
DA413
CA267
CA263
DA410
DA502
DA500
DA330
DA400
DA505
DA418
RA479
DA504
QA405
RA480
RA516
CA369
CA367
CA365
CA363
CA355
CA357
QA303
DA311
CA375
RA349
QA302
CA368
CA370
CA362
CA360
CA356
CA358
DA310
QA301
QA300
DA317
CA170
CA146
CA162
CA160
CA156
RA142
CA167
CA145
CA165
CA163
CA155
RA143
3
3
3
4
1
2
4
4
1
2
1
2
5
6
6
5
6
6
6
5
1-BIT AMP. PWB-D (TOP VIEW)
5
1
10
15
20
24
12
13
1
5
7
8
14
10
1
5
10
12
13
15
20
24
1
5
7
8
14
10
1
5
10
12
13
15
20
24
1
5
7
8
14
10
• The numbers
1
to
6
,
11
,
12
are waveform numbers shown in page 43.
Click on the first or last page to see other SD-AT50H (serv.man18) service manuals if exist.