Sharp CD-BP1200W Service Manual page 24

CD-BP1200W/1250W
A
B
C
D
E
F
GND(A_GND)
16
L
15
R
17
POWER
11
TO
MAIN/
+5V(CD +B)
18
TUNER
SECTION GND(CD_GND)
19
P22 1-C
A_10V
P23 10-G
G
1
P26 1-G
SW_5V
7
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 14.
1
1 2
C905
R907
R905
0.022
1K
120
C906
47/25
C909
0.082
C907
(ML)
100/25
C903
470P
C904
470P
0V
Q902
0V
KRC102 M
1 1
3
2
3 0V
0V 0V 2
0V
R915
Q901
820
R914
KRC102 M
22K
+B
+B
+B
D902
1N4004S
+B
2 3
Figure 24 SCHEMATIC DIAGRAM (7/9)
CH1
THERMAL
VOL. PROTECTOR
CH2
RIPPLE MUTE
FILTER CIRCUIT
3 4 5 6 7 8
C918
220P
R908
R909
R906
120
56K
1K
C914
C908
470/25
0.082
C910
(ML)
100/25
C912
0.1(ML)
C916
0.1(ML)
R910
R912
270
4.7
(1/2W)
C933
68P
+B
R922
22K
C934
0.047
(ML)
R925
C938
22K
47/25
C943
R926
10K 47/25
+B
4
– 24 –
IC901
LA4282
OVER POWER AMP.
9 10 11 12
C919
10/50
C915
470/25
C911
C913
0.022
0.1
(ML)
C917
R911
0.1
270
(ML)
(1/2W)
R913
4.7
+B
IC905
KTC2026
C935
SILICON
22/25
R923
33
IC902
KIA7810AP
VOLTAG
REGULATOR
+B
3 1
2
C939
0.1(ML)
C940
0.1(ML)
IC904
KIA7805AP
VOLTAG
REGULATOR
3 1
2
C945
D918
0.1(ML)
1SS133
C944
0.022
5
+B
C946
2200/35
+B
C947
3300/25
C
1
R928
12K
R929
220
6