Sharp CD-BP90W Service Manual page 24

CD-BK100W/CD-BP90W
CD-BK100W
A
B
C
D
E
F
GND(A_GND)
16
L
15
R
17
POWER
11
+5V(CD_+B)
18
GND(CD_GND)
19
A_10V
1
SW_5V
7
G
UN_SW_5V
9
VF1
2
–VP
3
VF2
4
M_10V
5
GND(D_GND)
6
GND(M_GND)
12
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
1
–
CH1
+
IC901
LA4282
POWER AMP.
RIPPLE
FILTER
1 2 3
C905
0.022
C903
470P
C904
470P
Q901
KRC102 M 1
1 R915
820
3 2 3 2
Q902
R914
KRC102 M
22K
C933
68P
+B
D902
1N4001
+B
+B
2 3
Figure 24 SCHEMATIC DIAGRAM (5/12)
THERMAL OVER
VOL. PROTECTOR
+
CH2
–
MUTE
4 5 6 7 8 9 10 11
C918
220P
+B
+B KTC2026
C934
0.047
D922
(ML)
1N4148
KIA7810AP
3
IC904
KIA7805AP
3
2
IC902, IC904: VOLTAGE REGULATOR
+B
4
– 24 –
FM SIGNAL
12
C913
0.1(ML)
C917
0.1(ML)
R913
4.7
Q905
R923
33
IC902
D911~D914: 1N4004S
+B
1
C947
2
3300/35
1
R928
12K
R929
220
5
C946
2200/50
+B
D911 D912
+B
D913 D914
C954
C955
100/50
47/50
R927
ZD903
2.2K
MTZJ6.2A
Q904
KTA1266 GR
R930
220
6