Sharp SD-AT100H Service Manual page 87

CA110
74AC8F
NPUT AND GATE
RA120
+B
3 220
1
0
CA155 3
2
12P(CH)
RA119
220
4
CA154 6
5
18P(CH)
6
RA118
220
10
CA153
8
9
18P(CH)
RA117
220
DA100
13
KDS160 11
12
14 7
CA152
2P(CH)
5
CA212
100/16
04 75K
05 75K
08 75K
09 75K
100
15AF
∑ MODULATION
SION LSI
• The numbers 1 to 6
7
ICA106, ICA107
SLA5505M
SWITCHING AUDIO POWERAMP.
DA252
SFPW56
CA280
0.1
10 11 12 13 14 15 16 17 18
9 8 7 6 5 4 3 2 1
+B
ICA106
SLA5505M
DA254
SFPW56
DA256
ICA107
SFPW56
SLA5505M
+B
8 7 6 5 4 3 2 1
9
10 11 12 13 14 15 16 17 18
CA279
CA281
0.1
DA258
SFPW56
+B
-B
AMP_VCC
+B
, 11 , 12 are waveform numbers shown in page 97.
8
Figure 87 SCHEMATIC DIAGRAM (16/23)
DA251
SFPW56
CA278
CA250
0.1
1
CA251
0.001
CA256 CA254
0.001 0.001
CA257 CA255
1 1
CA253
1
DA253
SFPW56
CA252
0.001
DA255
SFPW56
CA268
0.001
CA269
1
CA264
CA265
0.001 0.001
CA266 CA267
1 1
CA271
1
0.1
CA270
0.001
DA257
SFPW56
+B_AMP
+B
DGND-AD
-B
9 10
– 87 –
LA130 LA100
CA142 CA177
1.5
0.01
CA178
CA143
0.01
1.5
LA131
LA102
RA125 RA126
2.2K 2.2K
LFA03
RA280 RA281
820 820
RA282 RA283
150 150
R-CH_+
RA127 RA128
R-CH_–
560 560
L-CH_–
L-CH_+
RA129 RA130
560 560
RA284 RA285
150 150
LFA04
RA287
RA286
820
820
RA132
RA131
2.2K
2.2K
LA132
LA104
CA150
12
1.5
CA151
1.5
LA133
LA106
11
CA285
0.01
LFA05
+B_AMP
CA159
100/25
GND
CA160
100/25
LFA06
–B_AMP
LA129
–B_DRIVER
LA128
AMP_VCC
11
SD-AT100H
1 1 1
2 2 2
3 3 3
4 4 4
1 1
2 2
3 3
4 4
5 5
12