Sharp CD-BA1500H Service Manual page 22

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CD-BA1500H
A
IC901
STK40204
POWER AMP.
B
C
D
E
SW-5V
+B
i
L
q
F
GND
(A_GND)
t
R
r
GND
(CD_GND)
s
A_12V
g
+B
TO
MAIN
-VP
b
SECTION
VF2
c
P26 1-C
P27 10-H
VF1
a
SP_RLY
G
p
M_10V
h
-15V
f
GND
(D_GND)
k
SW_5V
j
GND
A_GND
l
UN_SW_5V
e
SP_DET
n
GND
(M_GND)
m
AC_RLY_CONT
M
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
1
All manuals and user guides at all-guides.com
+
Ch1
-
1
2
3
4
5
C901
470P
C903
15P
R919
R901
100
56K
R903
C910
820
100/50
C905
R931
47/50
1K
R933
C935
68K
10/50
+B
+B
IC852
AN78L05
+B
CONSTANT
VOLTAGE
REGULATOR
5.7V
+B
3
+B
+B
+B
+B
+B
2
3
Figure 28 SCHEMATIC DIAGRAM (5/10)
6
7
8
9
10
11
12
+B
–B
–B
+B
R918
100
–B
R907
0.1(1W)
R908
D901
0.1(1W)
DS1SS133
R909
C907
1K
0.022
4.1V
R910
4.1V
C908
1K
0.022
0V
R911
0V
0V
10K
R912
0V
Q901
KTC3199 GR
10K
Q902
KTC3199 GR
+B
+B
–B
Q831
+B
KTC2026
19.41V
10V
10V
+B
10V
3
2
20V
20V
DS1SS133
1
+B
3
1
2
IC851
2
KIA7805P
VOLTAGE
REGULATOR
4
– 28 –
+
Ch2
-
13
14
15
C902
220P
R916
4.7
C906
R906
47/50
1K
C916
0.1
R934
(ML)
68K
Q904
KTC3199 GR
C914
C917
0.1
47/50
(ML)
Q903
KTC3199 GR
+B
–B
R803
680(2W)
R801
22K
R802
22K
+B
1
D831
5
6
R917
4.7
C915
0.1(ML)
C913
0.1(ML)
C803
2200/5
C804
2200/
D803
1N4004S
D805
1N4004S
1

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