Sharp SD-AT100 (serv.man5) Service Manual ▷ View online
SD-AT100H
– 84 –
Figure 84 SCHEMATIC DIAGRAM (13/23)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 96.
+11V_RELAY
RR_M
RL_M
FR_M
FL_M
C_M
W_M
W_SP_RLY
OFFSET
RIMIT
C_SP_RLY
S_SP_RLY
F_SP_RLY
FAN_L/H
OFFSET
OFFSET
OFFSET
GND_M
C_P
FL_P
RL_P
RR_P
W_P
FR_P
OFFSET
P73 12 - B
TO MAIN PWB
A-12V
A+12V
FAN_L/H
PROTECT
RIMIT
W_SP_RLY
C_SP_RLY
S_SP_RLY
F_SP_RLY
–B_CONT
CENTER–
CENTER+
WOOFER+
WOOFER–
REAR_RCH+
REAR_RCH–
REAR_RCH–
REAR_LCH–
REAR_LCH+
REAR_LCH+
FRONT_LCH+
FRONT_LCH–
FRONT_RCH–
FRONT_RCH+
GND(D1)
–13V
+13V
+B
+B
+B
+B
-B
-B
-B
+B
+B
-B
-B
-B
-B
-B
-B
-B
-B
FROM
POWER A PWB
P82 6 - E
2
3
4
5
4
3
1
2
4
2
1
3
1
15
10
11
12
13
14
15
1
9
8
5
4
7
2
3
1
6
2
1
3
1
2
CNP503
CNS902
P77 10 - A
FROM DISPLAY PWB
CNSE07
FROM
1-BIT AMP. PWB
P87 12 - C
P87 12 - C
P87 12 - C
CNSA110F
FROM
1-BIT AMP. PWB
CNSA110B
FROM
1-BIT AMP. PWB
CNSA110D
SPEAKER A PWB-E1
CNW503
CNP705
CNP706
CNP707
CNS503
CNP704
CNP714
R816
47(1W)
C738
0.22
C737
C737
0.22
C736
0.22
C735
0.22
R815
47(1W)
R817
47(1W)
C739
0.22
C740
0.22
C741
0.22
C742
C742
0.22
R818
47(1W)
R819
47(1W)
C743
0.22
C744
0.22
C745
0.22
C746
0.22
R820
47(1W)
D730
KDS160
R808
10K
C734
0.1
Q730
KTC3875 GR
R804
10K
Q732 KTC3875 GR
R806
10K
D729
KDS160
Q729
KTC3875 GR
Q731 KTC3875 GR
R807
10K
D728
KDS160
D727
KDS160
R800 10K
R798 10K
Q728
KTC3875 GR
Q726 KTC3875 GR
Q725 KTC3875 GR
R799 10K
R801 10K
R803
10K
C731
0.1
Q727
KTC3875 GR
D726
KDS160
D725
KDS160
C730
0.1
Q724
KTC3875 GR
R792 10K
R794 10K
R796
10K
Q722
KTC3875 GR
R793 10K
R797
10K
C729 0.1
Q723
KTC3875 GR
D702
KDS160
D735
DS1N404S
D736
DS1N404S
D705
KDS160
R814
27
Q705
KTC3875 GR
R709
4.7K
4.7K
R710
100K
D704
KDS160
R707
4.7K
R708
100K
R813
27
Q704
KTC3875 GR
RL704
D703
KDS160
R705
4.7K
R706
100K
Q703
KTC3875 GR
R703
4.7K
R704
100K
R811
27
Q702
KTC3875 GR
R812
27
Q710
KTC3875 GR
R735
10K
Q711 KTC3875 GR
R737
4.7K
D711
KDS160
R741
22K
R742
22K
R740
8.2K
D710
KDS160
C706 10/16
R736 120K
R738
4.7K
R724
10K
Q708
KTC3875 GR
R726
4.7K
D708
KDS160
D733
KDS160
R734
22K
R733
22K
R732 22K
R723
10K
10K
R728
39K
R730
8.2K
R729
8.2K
R727
39K
Q709 KTC3875 GR
R725
4.7K
D709
KDS160
R731
22K
22K
R739
39K
R770
27K
R
2
Q717
KTC
R768
270
R767
270
270
R766
22K
R765
2.2K
R764
27K
R762
270
R7
27
R712
10K
Q706 KTC3875 GR
R714
4.7K
D706
KDS160
R711
10K
10K
R713
4.7K
R719
22K
R720 22K
R721 22K
R722
22K
D732
KDS160
R716 39K
R715 39K
R718 8.2K
D707
KDS160
R702
100K
100K
R701
4.7K
4.7K
Q701
KTC3875 GR
R810
39
D701
KDS160
D731
KDS160
D734
SFPW56
R747
0.11
R748
0.11
R809
10K
C733 0.1
R802
10K
C732
0.1
R805
10K
Q721 KTC3875 GR
R795 10K
RL702
RL703
RL705
Q707
KTC3875 GR
R717 8.2K
RL701
R771
2.2K
R772
22K
FM SIGNAL
– 85 –
SD-AT100H
Figure 85 SCHEMATIC DIAGRAM (14/23)
7
8
9
10
11
12
3
1
8
4
2
5 6
7
2 3
1
W_P
W_M
FL_P
FL_M
RL_P
RL_M
C_P
C_M
RR_M
RR_P
FR_P
FR_M
R-CH
L-CH
REAR
FRONT
FRONT
WOOFER
CENTER
R-CH
L-CH
REAR
–B_DRIVER
AMP_VCC
GND
–B_AMP
+B_AMP
–B_DRIVER
AMP_VCC
GND
–B_AMP
+B_AMP
AMP_VCC
–B_DRIVER
+B_AMP
–B_AMP
GND
+B
+B
+B
+B
+B
+B
+B
+B
+B
-B
-B
-B
-B
-B
-B
9
10
11
12
9
10
11
12
12
10
11
8
5
7
6
8
5
7
6
6
5
9
4
3
1
2
4
3
1
2
7
8
3
4
2
1
5
5
5
4
4
4
3
2
1
1
2
3
3
2
1
–
+
–
+
FROM
1-BIT AMP. PWB
P87 12 - F
P87 12 - F
P87 12 - F
CNSA111C
FROM
1-BIT AMP. PWB
CNSA111B
FROM
1-BIT AMP. PWB
CNSA111A
SPEAKER B
PWB-E2
PWB-E2
CNP709
CNP708
CNP701
CNP702
CNP703
R770
27K
R769
27K
Q717
KTC3875 GR
R768
270
R767
270
270
R766
22K
R765
2.2K
R764
27K
R762
270
R761
270
Q716
KTA1504 GR
R763
27K
R778
27K
R777
27K
D717
KDS160
D716
KDS160
D715
KDS160
R759
270
R760
27K
Q715
KTC3875 GR
R758
270
R756
270
R755
270
Q714
KTA1504 GR
R775
27K
R776
27K
D714
KDS160
C708
0.0022
R757
27K
R753
270
R752
270
Q713
KTC3875 GR
R754
27K
R774 27K
R749
270
R750
270
Q712
KTA1504 GR
R751
27K
R773
27K
D712
KDS160
R779
1M
R780
1M
D713
KDS160
IC702
KIA7806AP
VOLTAGE REGULATOR
C712
10/16
C713 10/16
R746
0.11
R745
0.11
R744
0.11
0.11
R743
0.11
C755 0.01
C756 0.01
C757 0.01
C758
330P
C747 0.01
C748 0.01
C749
0.01
C750
0.01
C751 0.01
C752 0.01
C754
0.01
D722
KDS160
R790
0.2M
IC701
NJM4565M
BUFFER
AMP.
NJM4565M
BUFFER
AMP.
R781 22K
R782 22K
R783 22K
R784 22K
D719 KDS160
D721
KDS160
R787
0.2M
R786
100K
C710
0.022
C709
0.022
R785
100K
D720
KDS160
D718
KDS160
R788
10K
C711 0.1
R789 100K
Q718 KTC3875 GR
C759
0.001
C760
0.001
C761
0.001
C762
0.001
C764
0.001
C763
0.001
SO701
SPEAKER
TERMINAL
R747
0.11
R748
0.11
C753 0.01
R771
2.2K
R772
22K
C707
0.0022
SD-AT100H
– 86 –
Figure 86 SCHEMATIC DIAGRAM (15/23)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 96.
FM SIGNAL
1-BIT AMP. PWB-F1/2/3
9
5
10
13
12
14
4
2
1
9
10
11
12
13 14 15 16 17
18 19 20
21
22 23 24
8
1
2
3
4
5
6
7
3
2
1
3
2
1
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
D+5V
A+5V
–B_DRIVER
AGND_AD
D+5V
D+5V
L_CH
R_CH
ANALOG IN L-CH
ANALOG IN R-CH
RESET
D+5V
DGND_AD
AGND_AD
A+5V
AGND
L-CH_IN
R-CH_IN
P73 12 - E
TO MAIN PWB
MCK
GNDX
XO
XI
VDDX
VDDR
OUTR(+)
OUTR(–)
OUTL(–)
OUTL(+)
GNDD
VDDL
VDA
RESET
L-CH IN
R-CH IN
R-CH Vref
L-CH Vref
GNDA
NFR2(–)
NFL1(+)
NFL2(–)
NFR1(+)
TEST
3
2
1
1
3
2
1
1
1
2
2
3
1
2
2
3
ICA100
IX2815AF
CNW508B/C/D
P77 12 - B, 12 - C TO DISPLAY PWB
CNPE01/02/03
+B
+B
+B
+B
+B
+B
+B
+B
-B
L-CH OUTPUT
OFFSET
ADJUSTMENT
R-CH OUTPUT
OFFSET
ADJUSTMENT
BIA106A/B/C
CNSA106A/B/C
CA211
0.1
LFA01
LFA02
CA288
0.1
CA196
47/25
CA289
0.1
RA153
1K
CNPA112A/B/C
CNSA112A/C/E
CNSA112B/D/F
CA197
47/25
RA100
3.3K
DA127
1SS361
DA126
1SS361
RA173
8.2K
CA109
10/10
RA102
20K
RA154
1.5K
ZDA110
MA8051M
CA194
47/16
RA182
120K
VRA100
4.7K
RA181
120K
RA178
100
RA180
390
RA179
390
RA177
100
RA175
2.2K
DA128
1SS361
DA129
1SS361
RA174
8.2K
RA101
3.3K
CA182
0.1
CXA100
11.2896MHz
CA184
47/10
CA102
0.1
CA185
0.001
CA100
18P(CH)
CA101
18P(CH)
CA103
0.1
ICA100
IX2815AF
7TH ORDER
∆∑
MODULAT
CONVERSION LSI
RA183
120K
VRA101
4.7K
RA184
120K
RA103
20K
CA108
10/10
CA105
10/10
CA106
10/10
CA189 0.001
CA188
0.001
CA186 47/10
CA107 0.1
CA187 0.001
RA104 75K
RA105 75K
RA108 75K
RA109 75K
RA202
1K
RA124
100
DA103
KDS160
RA123
100
RA115
2.2K
CA104
0.1
CA152
12P(CH)
RA112
2.2K
RA121
100
DA102
KDS160
DA100
KDS160
CA153
18P(CH)
RA113
2.2K
CA154
18P(CH)
RA114
2.2KDA101
KDS160
ICA110
74AC8F
QUAD 2 INPUT AND G
CA2
100/
CA110
0.1
CA155
12P(CH)
RA122
100
CA181
100P
(CH)
CA286
0.1
CA287
0.1
CA164
100/10
CA165
100/10
RA176
2.2K
1
3
4
2
– 87 –
SD-AT100H
Figure 87 SCHEMATIC DIAGRAM (16/23)
7
8
9
10
11
12
9
7
8
6
5
10
13
12
11
14
4
3
2
1
9
10 11 12 13 14 15 16 17 18
10 11 12 13 14 15 16 17 18
8 7 6 5 4 3 2 1
9 8 7 6 5 4 3 2 1
5
4
3
2
1
5
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
AMP_VCC
+B_AMP
DGND-AD
–B_AMP
D+5V
AMP_VCC
–B_DRIVER
SB
SA
SB
SA
OUTA
NC
VBBA
VBOOTA
HINA
LINA
VDD
VCC
VKK
GND
LINB
HINB
VBOOTB
VBBB
NC
OUTB
OUTB
NC
VBBB
VBOOTB
HINB
LINB
GND
VKK
VCC
VDD
LINA
HINA
VBOOTA
VBBA
NC
OUTA
–B_AMP
GND
+B_AMP
R-CH_+
R-CH_–
L-CH_+
L-CH_–
P84 1 - C, 1 - D, 1 - F
TO SPEAKER A PWB
CNP705/706/707
P85 11 - B, 11 - C
TO SPEAKER A PWB
CNP701/702/703
+B
+B
+B
+B
+B
+B
-B
-B
ICA107
SLA5505M
ICA106
SLA5505M
100
15AF
∑
MODULATION
SION LSI
04 75K
05 75K
08 75K
09 75K
3
0
CA152
2P(CH)
DA100
KDS160
CA153
18P(CH)
CA154
18P(CH)
CA110
74AC8F
NPUT AND GATE
CA212
100/16
CA110
0.1
RA120
220
RA119
220
RA118
220
RA117
220
CA275 100/10
CA284
0.1
CA276
0.1
CA274
0.1
CA273
100/16
CA281
0.1
CA277
0.1
DA258
SFPW56
CA279
0.1
DA257
SFPW56
CA265
0.001
CA264
0.001
CA266
1
CA267
1
CA270
0.001
CA268
0.001
CA269
1
DA255
SFPW56
CA272
0.1
DA256
SFPW56
DA254
SFPW56
CA263
0.1
DA253
SFPW56
CA252
0.001
CA253
1
CA257
1
CA255
1
CA256
0.001
CA254
0.001
CA251
0.001
CA250
1
DA252
SFPW56
DA251
SFPW56
CA278
0.1
CA258
0.1
CA280
0.1
CA283
0.1
CA260
0.1
CA262
0.1
CA259
100/16
CA261
100/10
ICA106, ICA107
SLA5505M
SWITCHING AUDIO POWERAMP.
CA177
0.01
CA142
1.5
CA178
0.01
CA143
1.5
LA102
LA131
RA283
150
RA128
560
RA127
560
RA282
150
RA126
2.2K
RA125
2.2K
RA281
820
RA280
820
RA284
150
RA129
560
RA285
150
RA130
560
RA132
2.2K
RA131
2.2K
RA287
820
RA286
820
LA132
LA104
CA151
1.5
CA150
1.5
LA106
LA133
CA285
0.01
CA159
100/25
CA160
100/25
RA339
47K
CA282
0.1
RA353
390
LFA05
LFA06
LA129
LA128
CA290
0.1
CA163 100/16
BIA111A/B/C
CNSA111A/B/C
CA180
0.01
CA179
0.01
LFA04
CNPA110A/B/C
CNSA110A/C/E
CNSA110B/D/F
LFA03
CA294
0.01
LA100
LA130
CA271
1
CA155
12P(CH)
6
5
11
12
• The numbers
1
to
6
,
11
,
12
are waveform numbers shown in page 97.
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