Sharp SD-AS10 Service Manual page 99

1-bit digital home theater with dvd player
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6 - 14 12 - B
TO MAIN PWB
CNP500
4
5
5
6
RA200
RA201
100K
100K
ANALOG IN L-CH
ANALOG IN R-CH
VRA200
L-CH OUTPUT
OFFSET
ADJUSTMENT
AGND_AD
4
RA256
75K
RA258
3
75K
13
14 15 16 17
18
19
12
11
10
9
8
7 6
5
1 2
+B
+B
+B
RA499
RA505
68K
82K
RA506
RA500
82K
27K
CA244
0.1
CA250
CA242
100/16
0.1
6
CA252
11
VCC
VKK
12
0.1
VKK
INB
10
13
5
INA
GND
9
14
DTADJB
CA256
+B
8
15
VDD
0.1
DTADJA
7
ICA202
VBOOTA
6
16
CA246
VBOOTB
SLA5515M
0.33
VBBA
VBBB
5
17
DA208
DA212
4
VBBA
VBBB
18
SFPW56
SFPW56
OUTA
3
19
OUTB
DA214
DA210
OUTA
2
OUTB
20
SFPW56
SFPW56
1
SA
SB
21
CA214
CA216
SWITCHING
0.001
0.001
AUDIO
CA266
CA278
1
1
POWER AMP.
LA200
LA202
RA272
15K
RA232
RA234 RA236
RA230
RA237
3.3K
680
1K
15K
11
RA238
15K
RA245
RA242 RA244
RA240
CA280
CA282
680
1K
RA274
3.3K
1.5
1.5
15K
12
CA470
CA284
CA286
0.1
0.01
0.01
RA248
RA246
5.6K
5.6K
RA250
CA296
CA288
DA320
47
0.22
0.22
KDS121E
(5W)
QA407
KTA1504 GR
C
D
The numbers
1
to
6
,
11
,
7
8
6
7
VRA201
R-CH OUTPUT
OFFSET
ADJUSTMENT
+B
CA201
10/16
CA232
47/10
RA209
20K
CA231
RA259
0.1
1K
RA255
75K
CA230
0.001
RA257
20
21 22 23 24
75K
4 3
2
1
+B
+B
CA299
47/10
+B
AMP_VCC
+B
CA243
0.1
CA249
CA241
100/16
0.1
CA251
11
VCC
VKK
12
0.1
VKK
INB
10
13
INA
GND
9
14
DTADJB
CA255
+B
8
15
VDD
0.1
DTADJA
7
ICA201
VBOOTA
6
16
VBOOTB
CA245
SLA5515M
0.33
VBBA
VBBB
5
17
DA213
DA209
4
VBBA
VBBB
18
SFPW56
SFPW56
OUTA
3
19
OUTB
DA211
DA215
OUTA
2
20
OUTB
SFPW56
SFPW56
SA
1
SB
21
CA215
CA217
0.001
SWITCHING
0.001
AUDIO
CA265
CA275
1
1
POWER AMP.
CA295
47/50
LA203
LA201
RA273
RA233
15K
RA235
RA231
1K
680
3.3K
15K
RA239
15K
RA243
RA241
1K
680
3.3K
CA281
RA275
CA279
1.5
15K
1.5
CA283
CA285
0.01
0.01
RA247
RA249
5.6K
5.6K
1
2
1
2
RA251
CA297 CA287
47
0.22
0.22
(5W)
3
3
RA353
33K
DA334
KDS226
E
F
6 - 19 2 - H
12
are waveform numbers shown in page 5-2.
9
Figure 6-22 SCHEMATIC DIAGRAM (12/18)
6 – 22
7
8
9
8
9
10 11 12
RA300
RA301
100K
100K
ANALOG IN R-CH
ANALOG IN L-CH
VRA300
VRA301
R-CH OUTPUT
L-CH OUTPUT
OFFSET
OFFSET
ADJUSTMENT
ADJUSTMENT
RA356
75K
RA358
75K
13
14 15 16 17
18
19
20
12
11
10
9
8
7 6
5
4 3
RA361
100
+B
+B
+B
+B
RA507
RA518
68K
82K
RA514
RA508
RA329
82K
27K
1K
CA344
0.1
CA350
CA349
CA342
100/16
100/16
0.1
CA352
CA351
11
VCC
VKK
12
0.1
0.1
VKK
INB
10
13
5
INA
GND
9
14
DTADJB
CA356
+B
8
15
VDD
0.1
DA330
DTADJA
7
ICA302
KDS160
VBOOTA
6
16
VBOOTB
CA346
CA345
SLA5515M
0.33
0.33
VBBA VBBB
5
17
DA308
DA312
DA309
4
VBBA
VBBB
18
SFPW56
SFPW56
SFPW56
OUTA
3
19
OUTB
DA311
DA310
DA314
OUTA
2
20
OUTB
SFPW56
SFPW56
SFPW56
1
SA
SB
21
CA315
CA314
CA316
0.001
0.001
SWITCHING
0.001
CA365
AUDIO
CA378
CA366
1
1
1
POWER AMP.
LA300
LA302
LA301
RA372
15K
RA332
RA334
RA336
RA337 RA335
RA330
680
1K
1K
680
3.3K
15K
RA338
15K
RA340
RA342
RA344
RA345
RA343
CA380
3.3K
CA382
680
1K
RA374
1K
680
1.5
1.5
15K
CA384
CA386
0.01
0.01
RA348
CA461
RA346
5.6K
0.1
5.6K
RA350
CA396 CA388
DA316
47
0.22
0.22
KDS121E
(5W)
QA406
KTA1504 GR
DA317
KDS226
G
H
10
SD-AS10
10 11
12 13
13 14
1-BIT AMP.
PWB-B2 (1/2)
CA332
47/10
+B
RA359
CA331
1K
0.1
4
RA355
75K
CA330
0.001
RA357
21 22 23 24
75K
3
1
2
1
+B
2
CA335
+B
0.1
CA399
47/10
+B
AMP_VCC
CA343
0.1
CA341
0.1
6
11
VCC
VKK
12
VKK
INB
10
13
INA
GND
9
14
DTADJB
CA355
8
15
+B
VDD
0.1
DTADJA
7
ICA301
VBOOTA
6
16
VBOOTB
SLA5515M
VBBA
VBBB
5
17
DA313
4
VBBA
VBBB
18
SFPW56
3
OUTA
OUTB
19
DA315
OUTA
OUTB
2
20
SFPW56
1
SA
SB
21
CA317
SWITCHING
0.001
CA375
AUDIO
1
POWER AMP.
CA395
47/50
LA303
RA373
15K
RA333
RA331
3.3K
15K
12
RA339
15K
RA341
3.3K
CA379
CA381
RA375
1.5
1.5
15K
11
CA383
CA385
0.01
0.01
RA347
RA349
5.6K
5.6K
1 2
1 2
RA351
CA397
CA387
47
0.22
0.22
(5W)
3
3
RA352
33K
J
K
11
12

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