Sharp CD-BA3100H Service Manual page 34

CD-BA3100H
A
+
FRONT_R
CH1
–
1 2 3 4
C906
0.0015
R902
22K
C903
100/50
C910
15P
R901
B
R918
1K 100(1/4W)
Fusible
R904
R908
56K 1K
R906
560
C908
10/50
C
R956
18K
R957
18K
C954
0.082(ML)
D
Q990
KRC107 M
L-CH
1
A_GND
2
R-CH
3
GND
E 4
+5.6V +B
5
M_12V
6
+B(+9V)
7
GND
8
+B(+18V)
9
+B
+5V(BACK_UP)
1
+5V(UN_SW)
2
AC_RLY CON
3
F
SP RLY
4
P_IN
5
SP DET
6
–VF
7
VF1
8
VF2
9
P_IN
DS1SS133
+5V (SW)
G
+B
+5V (UN_SW)
+B
RELAY
DRIVER
Q802
KTC3199 GR
R816
1K
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 48.
1
All manuals and user guides at all-guides.com
IC901
STK40270N
POWER AMP.
FRONT_L
CH2
5 6 7 8 9 10 11 12 13
R994 R995 R993
R996
0.22
0.22 0.22 0.22
(2W) (2W) (2W)
(2W)
C904
100/50
C901 C902
10/50
10/50
R911
0.1(1W)
R912
0.1 R914
(1W) 1K
D901
R913
C912
DS1SS133
1K
0.022
C905
0.022
R916
6.8K
Q902
R915
KTC3199 GR
6.8K
C958
0.22/50
R OUT
R970 C960
C959 0.1
68K
0.22/50 (ML)
L OUT
C955 R971
68K
0.082
(ML)
C942
R998
0.015(ML)
27K
R972 R974 C944
68K 68K
0.001
R973
R975
C943
68K
68K
R997
0.001
27K
C941
3 3
0.015(ML)
2 2
Q991
1 1
KRA107 M
C825
R806
3.3/50
10K
R828
100
+B
D819
R808
DS1SS133
150
D820
DS1SS133 D822
DS1N404S
R809 C830 R836
2.2K 1000/6.3 100
+B
VOLTAGE
REGULATOR
Q821
AN78L05
1 +B
+B 3
2
+B
R815
220K
D811
+B
R807
220
D812
DS1N404S
+B
D813
DS1N404S
R817 C819 C818
47K 470/35
1000/6.3
2 3
Figure 34 SCHEMATIC DIAGRAM (7/10)
+
–
1
14 15
C907
C926
0.0015
0.0015
R976
1K
C911
10/50
R917
R909 1K
1K
R
L
Q904
D903
KTC3199 GR
DS1SS133
C917 C916
0.22 0.22
C919 C918
0.22
0.22
R923
R922
4.7 4.7
+B
+B
POWER A PWB-D2
+B(+18V)
+B(+18V)
1 1 1
+B
GND
GND
2 2 2
+B(+9V)
+B(+9V)
3
3 3
VF1
VF1
4 4 4
VF2
VF2
5 5 5
–VF –VF
6 6 6
P_IN(SYS REST) P_IN(SYS REST)
7
7 7
+B
D815
DS1N404S
D814
+B
DS1N404S
4
– 34 –
IC902
STK40270N
POWER AMP.
+
CH1
–
2 3 4 5 6 8 9
7 10 11
R926
22K
C922
100/50
C928
15P
C920
C921
10/50 10/50
R924
100(1/4W)
R928
Fusible
56K
R933
R934
R932 0.1
0.1
1K (1W)
R930
R938
(1W)
820
1K
C930
C924
C925
1/50
0.022
0.022
R936
R935
10K
10K
Q906
KTC3199 GR
+B
+B
R819
R805
22K
22K
C814 C813
2200/63
2200/63
+B
+B
+B
+B
ZD801
DZ30BSC
+B
D818
DS1N404S
R803
R829
12K
47
Q801
ZD802
KTA1274 Y
DZ6.2BSA
R830
47
5 6
+
CH2
–
13
12
R937
1K
Q905
KTC3199 GR
R967
R
22K 2
R826
220K
+B
R82
47
C807
100/50
D809
DS1N404