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SD-EX200 (serv.man12). Block diagram - Sharp Audio Service Manual (repair manual). Page 6

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– 17 –
SD-EX200H
 Figure 17 BLOCK DIAGRAM (6/6)
BIA103
LFA101
DA107
DA116
LFA100
ICA401
TJM4558CD 
8
4
LFA400
ICA102
SLA5515M
SWITCHING AUDIO
POWER AMP.
ICA101
SLA5515M
SWITCHING AUDIO
POWER AMP.
PSA400
11 10
9
8
7
6
5
4
3
2
1
12 13 14 15
16
17 18 19 20 21
1
2
3
7
6
5
11 10
9
8
7
6
5
4
3
2
1
12 13 14 15
16
17 18 19 20 21
5
4 
3
1
6
5
4
3
1
BIA104
TO PROTECT SECTION
FROM POWER SECTION
OPE AMP.
OFFSET VOLTAGE
DETECTOR
OFFSET VOLTAGE
DETECTOR
AMP_VCC 
+B_AMP
GND 
+B
GND 
VBOOTA
VBOOTB
DTADJA
OUTB
VBBB
DTADJB
OUTB
SA
VCC
SB
GND
VKK
VKK
OUTA
VDD
INB
OUTA
VBBA
VBBB
INA
VBBA
VKK 
VKK
GND 
SB
VCC
SA
OUTB
DTADJB
VBBB
OUTB
DTADJA
VBOOTB
VBOOTA
VDD 
VBBB
INB 
OUTA
VBBA
INA
VBBA
OUTA
L-CH_+1
L-CH_—1
R-CH_—1
R-CH_+1
DRIVER_+9V
+B
2
3
1
3
1
2
VDD 
VSS 
—
+ 
—
+ 
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