Read Sharp SD-AT1000 (serv.man13) Service Manual online
SD-AT1000
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
Figure 38 SCHEMATIC DIAGRAM (9/11)
0.1
0.1
47K
2SD601 AR
10K
0.001
100/50
0.1
100/16
0.001
0.1
100/10
100/16
0.1
0.001
100/50
0.1
100/10
0.1
100/16
MA111
68K
22K
0.1
47K
47/25
0.1
0.001
330K
4.7K
100K
KDS120E
22K
0.1
82K
KDS120E
390
0.1(2W)
0.1(2W)
1K
2SB709 AR
390
2.7K
1K
0.1(2W)
0.1
2SB709 AR
390
1K
2.7K
KDS121E
390
0.1(2W)
390
0.1
1K
1K
390
2SB709 AR
2.7K
MA111
MA111
330K
1/50
0.01
0.1
27K
0.1
68K
0.1
27K
0.1
68K
82K
82K
SFPW56
SFPW56
MA111
0.001
82K
82K
0.1
27K
82K
68K
0.1
MA111
MA111
MA111
SFPW56
SFPW56
SFPW56
SFPW56
0.001
SFPW56
SFPW56
82K
MA111
SFPW56
SFPW56
15K
15K
15K
15K
15K
15K
15K
15K
15K
15K
15K
15K
3.3K
3.3K
3.3K
3.3K
3
3.
0.1
47/25
47/10
75K
75K
47/10
75K
75K
100P(CH)
1K
10/16
10/16
0.01
1.5
0.01
1.5
0.01
1.5
10
0.0
10/1
20
1.5
0.01
0.22
0.22
47(5W)
5.6K
5.6K
0.001
4.7K
K
SLA5515M
0.33
75K
75K
0.001
0.001
7P(CH)
100
18P(CH)
18P(CH)
0.001
0.1
0.1
10/16
120K
0.001
4.7K(B)
20K
120K
120K
0.001
4.7K(B)
120K
10/16
20K
0.1
1.5
0.01
1K
1K
680
680
1.5
0.01
680
680
1K
1K
0.22
0.22
47(5W)
5.6K
5.6K
4.7K
0.001
4.7K
0.22
0.22
47(5W)
5.6K
5.6K
4.7K
0.001
KDS120E KDS121E
4.7K
SLA5515M
0.33
0.33
0.33
0.33
2SB709 AR
47K
1K
47K
10K
KRC104 S
47/25
0.1
1
2
3
4
3
2
1
1
2
10
11
12
1
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14 15 16 17
18
19
20
21 22 23 24
1
2
3
4
5
6
7
8
9
10
11
13
12
15
16
17
18
19
20
21
14
9
10
11
1
1
1
1
1
1
1
2
2
1
8
7
6
5
4
4
3
2
1
9
10
11
13
12
15
16
17
18
19
20
21
14
8
7
6
5
4
4
3
2
1
1
2
3
7
6
5
8
4
D+5V
AMP_VCC
D+5V
+B_AMP
A+5V
AGND_AD
R-CH_1
L-CH_1
PWR_GND
A+5V
AGND_AD
DGND_AD
D+5V
OUTA
VBBA
INA
VBBA
OUTA
INB
VBBB
VDD
VBOOTA
VBOOTB
DTADJA
OUTB
VBBB
DTADJB
OUTB
SA
VCC
SB
GND
VKK
VKK
VKK
VCC
VKK
GND
SB
SA
DTADJB
OUTB
OUTB
VBBB
DTADJA
VBBB
VDD
INB
VBOOTB
VBOOTA
INA
VBBA
VBBA
OUTA
OUTA
L-CH_IN 1
AGND 1
R-CH_IN 1
Lch_+1
Lch_-1
Rch_-1
Rch_+1
Rch_-2
Rch_+2
DRIVER_+9V
+40V
TEST
NFR1(+)
NFL2(–)
NFL1(+)
NFR2(–)
GNDA
L-CH Vref
R-CH Vref
R-CH IN
L-CH IN
RESET
VDA VDDL
GNDD
OUTL(+)
OUTL(–)
OUTR(–)
OUTR(+)
VDDR
VDDL
VDDX
XI
XO
GNDX
MCK
ANALOG IN R-CH
ANALOG IN L-CH
VKK
VCC
VKK
GND
SB
SA
DTADJB
OUTB
OUTB
VBBB
VBBB
INB
VBOOTB
DTADJA
VDD
VBOOTA
INA
VBBA
VBBA
OUTA
OUTA
ANALOG IN R-
MCK
GNDX
XO
GNDA
NFR2(–)
NFR1(+)
TEST
1/25
1/25
1/25
(2W)
(2W)
1/25
1/25
11.2896 MHz
–
+ –
+
3
1
2
2
1
3
3
1
2
2
1
3
2
3
1
3
1K
0.1
CNS933
P36 2 - A
FROM POWER SECTION
CNS02
P40 1 - C
TO PROTECT CIRCUIT PWB
1
2
3
14
16
15
25
26
28
27
17
18
FRONT
SUBWOOFER
P36 4 - A
TO POWER SECTION
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
RA272
RA230
RA238
RA2
RA274
R
RA270
LA206
CA286
CA282
CA280
CA284
CA288
CA296
RA250
RA246
CA292
LFA200
RA149
CA185
CA187
CA197
RA151
RA171
CA193
CA183
CA179
RA152
RA140
RA144
RA142
RA135
RA143
RA137
RA145
RA153
RA170
DA116
DA107
LA106
CA182
CA180
RA146
RA148
CA184
CA192
CA186
RA174
RA172
RA130
RA138
RA132
LA102
RA136
RA134
RA173
RA175
RA131
RA139
RA141
RA133
DA400
DA402
CA406
CA413
CA402
DA401
DA403
QA402
RA414
RA408
RA401
RA413
RA407
PSA400
PSA402
PSA401
RA404
QA400
RA403
RA400
RA412
RA406
RA409
RA415
RA416
RA418
RA420
RA419
RA411
RA417
RA410
RA426
RA424
CA404
RA425
RA427
CA405
RA428
DA108
DA130
CA146
CA166
CA114
DA110
CA194
LA100
CA152
CA150
RA122
RA126
CA142
RA124
CA144
RA128
CA154
ICA102
SLA5515M
ICA202
CA252
CA250
DA208
DA230
CA246
ICA101
DA109
CA155
CA117
CA175
DA133
DA115
DA113
CA159
CA153
CA165
CA115
DA131
DA111
CA116
DA112
DA114
DA132
CA145
CA266
CA214
DA210
CA294
LA103
LA200
CA178
CA160
CA149
CA151
CA156
CA143
RA125
RA129
CA141
RA123
RA127
CA242
RA224
CA244
RA228
RA222
RA226
ICA401
TJM4558CD
OPE AMP.
CA418
DA405
RA422
RA421
CA407
CA408
CA417
RA481
QA415
RA480
QA414
RA479
RA478
RA477 RA475
QA416
RA476
RA158
RA156
DA404
RA430
CXA100
CA124
CA137
CA138
CA134
CA189
RA161
CA123
CA199
CA135
CA133
RA157
RA155
CA132
CA110
RA159
CA103
CA130
CA131
RA109
CA101
RA105
VRA101
RA107
RA104
VRA100
RA106
CA100
RA108
RA258
RA256
CA2
RA2
LFA403
CA411
CA412
CA410
CNA104
CA409
LFA402
CA102
CA105
CA104
CA188
CA196
RA402
RA405
LA400
LFA400
QA401
RA150
LA104
LFA100
LA105
LA107
CA181
RA147
LFA101
LA204
RA248
LA101
RA2
CA2
ICA200
IX0498AW
SWITCHING
AUDIO
POWER AMP.
SWITCHING
AUDIO
POWER AMP.
SWITCHIN
AUDIO
POWER AM
ICA100
IX0498AW
7TH ORDER
∆∑
MODULATION
CONVERSION LSI
7TH ORDER
∆∑
MODULATION
CONVERSION LSI
BI105
1
3
4
2
5
11
12
6
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