Read Sharp SD-AT100 (serv.man3) Service Manual online
SD-AT100H
– 50 –
Q928
Q933
Q925
Q921
Q927
Q926
Q923
Q931
Q930
Q924
Q922
Q932
+7.3V
VP
-12V(A)
+12V(A)
GND
OUT2
OUT1
DT2
DT1
FB2
FB1
INV2
INV1
NON2
NON1
RT
SCP
CT
V-Ref
VCC
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
DVD+5V
DVD+8V
FL-
FL+
POWER
CNSE06
P77 12 - F
FROM DISPLAY PWB
CNSE903
P77 12 - F
FROM DISPLAY PWB
CNSE04
P77 12 - C
FROM DISPLAY PWB
+11.5V RELAY
FREQ
GND(M1)
POSISTOR
D_GND
+3.7V
POWER_
STAND-BY
1
2
3
4
7
6
5
8
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
1
12
13
1
2
3
1
2
3
BYPASS
NOISE
GND
CONT
Vout
Vin
3
1
2
CNP704
P84 1 - A
TO
SPEAKER A PWB
POWER
+B
+B
+B
+B
-B
+B
+B
+B
+B
+B
+
-
-13V
+13V
2
R986
4.7K
L924
D930
RB060L40
D936
EK16
D935
EK16
D937
EK16
D934
EK16
CNP903
L923
100
µ
H
D929
RB060L40
IC925
BA9743AV
DC/DC CONVERTER
ZD926
DZ2.7BSA
PS922
CNP907
IC921
NJM2370R
VOLTAGE REGULATOR
D939
1N404S
IC924
NJM431L
VOLTAGE
REGULATOR
PS924
D
BI902
CNS902
CNP908
L950
Figure 50 BLOCK DIAGRAM (13/17)
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