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– 39 –
SD-AT50H
Figure 39 SCHEMATIC DIAGRAM (10/11)
7
8
9
10
11
12
24 23
22
21
20
19 18 17 16 15 14
13
12
11
10
9
8
7
6
5
4
3
2
1
3
2
24 23
22
21
20
19
18
17
16
15
14 13
12
11
10
9
8
7
6
5
4
3
2
1
13
12
11
10
9
8 6
5 4
3
2 1
13
12
11
10
9
8 6
5 4
3
2 1
14
7
14
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
8
7
6
5
4 3 2 1
12
11
10
9
8
7
6
5
4
D+5V
AGND_AD
AGND_AD
A+5V
A+5V
L-CH_3
R-CH_3
L-CH_2
R-CH_2
RESET
OFFSET PROTECT
R-CH_+ 3
R-CH_– 3
L-CH_– 3
L-CH_+ 3
L-CH_+ 2
L-CH_– 2
R-CH_– 2
R-CH_+ 2
PROTECT
AGND 3
L-CH_IN 3
R-CH_IN 3
AGND 2
R-CH_IN 2
L-CH_IN 2
SB
SA
SB
SA
ANALOG IN L-CH 3
ANALOG IN
R-CH 3
OUTA
NC
VBBA
VBOOTA
HINA
LINA
VDD
VCC
VKK
GND
LINB
HINB
VBOOTB
VBBB
VBBB
NC
OUTB
OUTB
NC
VBBB
VBOOTB
HINB
LINB
GND
VKK
VDD
VCC
LINA
HINA
VBOOTA
VBBA
NC
OUTA
MCK
GNDX
XO
XI
VDDX
VDDR
OUTR(+)
OUTR(–)
OUTL(–)
OUTL(+)
GNDD
VDDL
VDDA
RESET
L-CH IN
R-CH IN
R-CH Vref
L-CH Vref
GNDA
NFR2(–)
NFL1(+)
NFL2(–)
NFR1(+)
TEST
SB
SA
SB
SA
ANALOG IN L-CH 2
ANALOG IN R-CH 2
OUTA
NC
VBBA
VBOOTA
HINA
LINA
VDD
VCC
VKK
GND
LINB
HINB
VBOOTB
VBBB
VBBB
NC
OUTB
OUTB
NC
VBBB
VBOOTB
HINB
LINB
GND
VKK
VDD
VCC
LINA
HINA
VBOOTA
VBBA
NC
OUTA
MCK
GNDX
XO
XI
VDDX
VDDR
OUTR(+)
OUTR(–)
OUTL(–)
OUTL(+)
GNDD
VDDL
VDDA
RESET
L-CH IN
R-CH IN
R-CH Vref
L-CH Vref
GNDA
NFR2(–)
NFL1(+)
NFL2(–)
NFR1(+)
TEST
TEST
MCK
CH 1
2
1
1
3
3
1
2
3
1
2
CNS801
P37 12 - A
OM POWER PWB
CNS802A
P37 10 - A
FROM POWER PWB
CNS803A
P36 6 - H
FROM POWER PWB
R-CH OUTPUT
OFFSET
ADJUSTMENT
L-CH OUTPUT
OFFSET
ADJUSTMENT
R-CH OUTPUT
OFFSET
ADJUSTMENT
L-CH OUTPUT
OFFSET
ADJUSTMENT
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
RA301
3.3K
RA300
3.3K
RA201
3.3K
RA200
3.3K
RA203
8.2K
RA202
8.2K
RA303
8.2K
CA377
100P(CH)
RA350
1K
RA306
120K
RA307 120K
RA309
20K
RA308
20K
VRA300 4.7K(B)
VRA301 4.7K(B)
CA300
10/16
RA304
120K
RA305 120K
CA301 10/16
CA331
0.1
CA332
47/25
RA332
75K
RA333 75K
RA331 75K
RA330 75K
CA333
0.1
CA336
47/25
CA335
0.1
RA310
100
RA312
100
RA313
100
RA311
100
CA338
0.1
CA334
0.1
RA382
100
ICA300
IX2815AF
7TH ORDER
∆∑
MODULATION
CONVERSION LSI
CA302 10/16
CA303 10/16
CA304 0.001
CA305 0.001
ICA301
TC74AC8T
QUAD 2 INPUT
AND GATE
CA339
0.1
CA340
100/16
RA319
220
RA321
220
RA320
220
RA318
220
CA342 0.1
CA344 100/16
CA348 100/16
CA350 0.1
CA346 0.1
CA352
0.1
CA310
0.33
DA308
SFPW56
DA312
SFPW56
CA370
0.001
CA368
1
CA362
0.01
CA356 0.001
CA358
1
CA360
0.01
DA314
SFPW56
DA310
SFPW56
CA312
0.33
ICA302
SLA5505M
CA365
0.01
CA363
0.01
DA315
SFPW56
CA355
0.001
CA357
1
DA311
SFPW56
CA313
0.33
CA351
0.1
CA311
0.33
DA309
SFPW56
DA313
SFPW56
CA418 100/25
CA367
0.001
CA417
100/25
CA369
1
ICA307
SLA5505M
CA201
10/16
RA205 120K
CA200
10/16
RA208
20K
RA204
120K
VRA201 4.7K(B)
VRA200 4.7K(B)
RA209
20K
RA207 120K
RA206
120K
CA277
100P
(CH)
RA250
1K
CA204 0.001
CA202 10/16
CA203 10/16
CA205 0.001
RA230 75K
RA232
75K
RA231 75K
RA233 75K
CA233
0.1
ICA200
IX2815AF
7TH ORDER
∆∑
MODULATION
CONVERSION LSI
CA231
0.1
CA232
47/25
CA236
47/25
CA235
0.1
CA234
0.1
RA282
100
RA210
100
RA212
100
RA213
100
RA211
100
CA207 12P(CH)
RA215
2.2K
RA217
2.2K
DA205
KDS160
CA209 18P(CH)
CA208 18P(CH)
RA216
2.2K
DA207
KDS160
DA206
KDS160
DA204
KDS160
CA206 12P(CH)
RA214
2.2K
CA238
0.1
ICA201
TC74AC8T
QUAD 2 INPUT
AND GATE
CA240
100/16
CA239
0.1
RA218
220
RA220
220
RA221
220
RA219
220
CA250 0.1
CA248 100/16
CA246 0.1
CA242 0.1
CA244 100/16
CA252
0.1
CA210
0.33
DA208
SFPW56
DA212
SFPW56
DA211
SFPW56
CA213
0.33
DA215
SFPW56
CA255
0.001
CA265
0.01
CA263
0.01
CA257
1
CA267 0.001
DA213
SFPW56
DA209
SFPW56
CA211
0.33
CA251
0.1
CA249 0.1
CA247 100/16
CA245 0.1
CA243 0.1
CA241 100/16
ICA207
SLA5505M
CA270 0.001
CA268
1
CA256 0.001
CA262
0.01
CA260
0.01
CA258
1
DA210
SFPW56
DA214
SFPW56
CA212
0.33
CA178 7P(CH)
RA181
100
ICA100
IX2815AF
7TH ORDER
∆∑
MODULATION
CONVERSION LSI
UT
112
33
33
DA110
SFPW56
DA114
SFPW56
CA156 0.001
CA419 100/25
CA420 100/25
A116
1.5
A120
0.01
RA144
15K
46
W)
QA203
KTC3875 GR
QA202
KTC3875 GR
CA275
0.1
LA106
RA249
5.6K
LA205
CA215
1.5
CA219
0.01
CA217
1.5
LA207
RA225
2.7K
RA229
820
RA227
820
RA223
2.7K
CA221
0.01
RA237
150
RA241
560
RA239
560
RA235
150
DA217
KDS120E
QA201
KTC3875 GR
QA200
KTC3875 GR
RA240
560
RA236
150
RA238
560
RA234
150
RA224
2.7K
RA228
820
RA226
820
RA222
2.7K
RA248
5.6K
CA276
0.1
LA204
CA214
1.5
CA216
1.5
CA220
0.01
CA218
0.01
LFA200
RA244
15K
RA242
15K
CA226
0.22
RA246
47(5W)
CNA101
LFA201
DA330
KDS226
LA206
QA303
KTC3875 GR
QA302
KTC3875 GR
CA375
0.1
RA349 5.6K
LA305
CA321
0.01
CA319
0.01
CA315
1.5
CA317
1.5
LA307
RA323
2.7K
RA327
820
RA335
150
RA339
560
RA325
2.7K
RA329
820
RA337
150
RA341
560
QA301
KTC3875 GR
DA317
KDS120E
QA300
KTC3875 GR
RA338
560
RA334
150
RA340
560
RA336
150
CA376
0.1
RA348
5.6K
RA322
2.7K
RA326
820
RA328
820
RA324
2.7K
LA304
CA314
1.5
CA316
1.5
CA327
0.22
RA347
47(5W)
RA343
15K
RA345
15K
LFA301
CNA103
CA326
0.22
RA346
47(5W)
RA342
15K
RA344
15K
CA318
0.01
CA320
0.01
LA306
RA243
15K
RA245
15K
CA227
0.22
RA247
47(5W)
RA302
8.2K
LFA300
CA349 0.1
CA347 100/16
CA345 0.1
CA343 0.1
CA341 100/16
CA269
1
ICA202
SLA5505M
RA315
2.2K
CA307
12P(CH)
CA309 18P(CH)
RA317
2.2K
DA307
KDS160
CA308 18P(CH)
DA306
KDS160
DA305
KDS160
RA316
2.2K
DA304 KDS160
RA314
2.2K
CA306 12P(CH)
ICA207
SWITCHING AUDIO
POWER AMP.
ICA307
SWITCHING AUDIO
POWER AMP.
ICA302
SWITCHING AUDIO
POWER AMP.
ICA202
SWITCHING AUDIO
POWER AMP.
CA379
0.001
CA378
0.001
3
1
5
2
4
6
11
12
3
1
5
2
4
6
11
12
• The numbers
1
to
6
,
11
,
12
are waveform numbers shown in page 43.
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