Sharp SD-AT50H (serv.man18) Service Manual ▷ View online
– 21 –
SD-AT50H
Figure 21 WIRING SIDE OF P.W.BOARD (2/10)
7
8
9
10
11
12
R12
R6
R3
Q3
Q6
C15
C16
C14
C18
Q5
Q7
Q2
R2
R5
R7
R13
R4
Q4
Q1
C3
C1
C13
C12
C11
C17
SW2
VOLUME UP
SW3
VOLUME
DOWN
R11
LED6
LED3
D4
D5
D3
D2
SO1
HEADPHONES
L01
R18
ZD1
CN502A
LED8
R8
LED5
LED7
LED2
SW4
DIGITAL/
ANALOG
ANALOG
SW5
FUNCTION
LED1
SW1
POWER
R1
LED4
LED9 LED10
C2
RMS1
D1
Q8
R10
R9
M1
FAN MOTOR
CNS803B
CNS802B
FFC502
LCD1
WI01
FFC504
SP6
SUBWOOFER
1
2
3
TUN1
LED802
LED810
LED807
LED812
LED804
LED811
D830
D836
D839
D833
D838
D832
D827
D834
D840
D828
LED803
LED806
CNP805
D835
D829
LED809
D841
D831
D837
D842
LED808
LED813
LED805
Q9
TUNER UNIT
1
11
1
11
2
1
WH
BK
CNP803
TO POWER PWB
P27 12 - B
P27 12 - C
BK
RD
1
2
CNP802
TO POWER PWB
DISPLAY PWB-A2
CN502B
P24 1 - E
TO DSP PWB
1
3
5
7
9
2
4
6
8
10
11
13
15
17
19
12
14
21
23
25
22
24
16
18
20
1
25
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
2
3
4
5
6
7
LIMIT PWB-E
CNS805
FROM POWER PWB
P27 11 - A
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
1 2 3
B
C
E
SD-AT50H
– 22 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 22 WIRING SIDE OF P.W.BOARD (3/10)
R138
C135
D101
D102
C132
C133
C153
R144
R147
R146
R150
IC109
R130
C120
R149
C113
R129
C146
R131
R134
C116
R133
C125
C164
C115
C112
C145
IC103
XL101
R148
C114
IC102
C147
C126
C149
C155
C124
C123
L103
C163
C109
C165
R104
R103
R102
R101
R128
R127
R126
R125
R121
R124
R123
R122
C140
C110
C102
R105
R106
R107
C150
R108
C142
C104
IC101
R109
C139
C101
R120
C106
R110
C107
C127
C156
R111
ZD101
IC104
R112
R113
C105
R114
R115
R116
R117
C103
R118
C141
C108
R119
C161
R139
IC111
C151
C137
C138
D104
R140
C152
C118
C154
IC112
D105
C111
R141
C148
C117
C144
IC110
D103
R411
C122
C136
C143
D305
D304
R132
C170
C167
C166
1
5
10
11
12
15
20
22
23
25
30
34
35
40
44
33
1
4
8
5
1
4
8
5
1
5
6
7
10
15
17
18
20
25
28
29
30
35
39
40
44
1
5
7
8
14
10
1
2
3
1
2
3
1
2
3
– 23 –
SD-AT50H
Figure 23 WIRING SIDE OF P.W.BOARD (4/10)
7
8
9
10
11
12
R350
R348
R346
R344
R342
R349
R347
R343
R341
R352
R351
R354
R353
R356
R355
C310
C309
R363
R361
R366
R365
R396
R398
R370
Q303
R372
R371
R362
R374
R373
R364
R375
R379
R382
R386
R388
R381
R383
R385
R387
R389
C311
R399
D303
R401
C317
D302
Q401
Q402
C316
R316
R315
C318
R319
C319
IC302
R314
C320
D306
D301
TP300
D308
D307
R404
R405
C314
C313
C312
R403
R408
R402
R400
C302
C303
C304
C301
R391
R395
R301
R414
R303
R302
R392
R394
R397
R305
R304
R307
R306
R310
R309
R308
R312
R311
R313
C306
C305
XL301
IC301
C308
C307
R318
R317
R320
R323
R325
R412
R326
R410
R328
R329
R406
R339
R337
R335
R333
R331
R330
R407
R413
R338
R336
R334
R332
1
3
5
4
1
5
10
15
20
25
30
31
35
40
45
50
51
55
60
65
70
75
80
81
85
90
95
100
DSP PWB-B (TOP VIEW)
1
2
3
4
5
6
7
8
9
SD-AT50H
– 24 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 24 WIRING SIDE OF P.W.BOARD (5/10)
CN503B
CN502B
FFC502
FFC503
D310
D309
TP499
TP496
TP497
TP495
TP500
TP520
TP515
TP526
TP525
TP518
TP524
TP523
TP517
TP405
TP388
TP406
TP522
TP407
TP389
TP521
TP408
TP390
TP409
TP539
TP410
TP391
TP392
TP393
TP384
TP493
TP494
TP395
TP394
TP397
TP396
TP400
TP401
TP403
TP383
TP404
TP418
TP398
TP419
TP420
TP399
TP412
TP416
TP415
TP413
TP342
TP345
TP414
TP431
TP430
TP429
TP349
TP348
TP411
TP347
TP346
TP424
TP344
TP343
TP423
TP426
TP425
TP371
TP373
TP370
TP369
TP368
TP372
TP541
TP367
TP366
TP365
TP364
TP3
TP387
TP386
TP422
TP433
TP436
TP440
TP441
TP385
TP454
TP452
TP421
TP442
TP439
TP437
TP438
TP443
TP449
TP444
TP447
TP445
TP434
TP450
TP448
TP446
TP428
TP435
TP458
TP417
TP459
TP427
TP432
TP455
TP511
TP457
TP512
TP513
TP456
TP527
TP502
TP508
TP519
TP503
TP528
TP509
TP504
TP507
TP516
TP529
TP505
TP514
TP506
TP530
TP531
TP498
CN502A
P21 12 - F
TO DISPLAY PWB
CN503A
P20 2 - H
TO MAIN PWB
1
9
1
25
1
2
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
3
4
5
6
7
9
8
DSP PWB-B (BOTTOM VIEW)
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