Sharp CD-BP160W Service Manual page 24

CD-BP160W/180W/1500W/1700W
IC901
A
STK40204
POWER AMP.
B
C
D
E
SW-5V
+B
i
F
L
q
GND (A_GND)
t
R
r
GND (CD_GND)
s
A_12V
g
TO
MAIN
-VP
b
SECTION
VF2
c
P22 2-C
G
VF1
P26 1-G
a
SP_RLY
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
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 34.
1
+
Ch1
-
1 2 3 4
C901
220P
C903
15P
R901
56K
R903
820
C905
R931
47/50
1K
R933
C935
68K
10/50
AN78L05
+B
CONSTANT
VOLTAGE
REGULATOR
+B
+B
+B
+B
+B
+B
+B
2
Figure 24 SCHEMATIC DIAGRAM (7/9)
5 6 7 8 9
+B
–B
–B
+B
R919
100
C910
100/50
–B
R907
0.1(1W)
R908
0.1(1W)
R909
C907
1K
0.022
+B
C908
0.022
R911
10K
Q901 R912
10K
KTC3199 GR
+B
–B
+B
+B
IC852
3 1
+B
2
3 4
– 24 –
+
Ch2
-
10 11 12 13 14
C902
220P
R918
100
C906
R906
47/50
1K
R934
68K
D901
DS1SS133
Q904
KTC3199 GR
R910
1K
Q902
KTC3199 GR
Q903
KTC3199 GR
+B
Q831
KTC2026
19.41V
10V
9.4V
+B
3 1
2
3 1
IC851
2
KIA7805P
VOLTAGE
REGULATOR
5
15
C914
C913
0.1
0.1(ML)
(ML)
C916
C915
0.1
0.1(ML
(ML)
R917
R916
4.7 4.7
C917
47/50
+B
–B
R803
680(2W)
R801
C
22K
220
R802
C
22K
22
D803
1N4004S
+B
D805
1N4004S
6