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CD-BA1700 (serv.man7). Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams - Sharp Audio Service Manual (repair manual). Page 7

Read Sharp CD-BA1700 (serv.man7) Service Manual online

CD-BA160H/1700H
– 26 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
Figure 26 SCHEMATIC DIAGRAM (3/10)
3 
2 
1 
 
3 
2 
1 
3
2
1
A_10V 
M_10V 
GND 
GND 
AC_RLY_CONT 
UN_SW_5V
GND 
+B2 
GND 
R 
GND 
VF1 
VF2 
-VP 
L 
SP_RLY
-15V
SP_DET
+5V 
20V
5.7V 
20
5 
20V
10V
9.9V 
20V
9.9V 
4.1V 
0V 
0V 
0V 
0V 
4.1V 
+5V 
GND 
AC_RLY_CONT 
UN_SW_5V
SW_5V 
(M_GND) 
A_GND 
(CD_GND)
(D_GND) 
(A_GND) 
Out
Ch2
Out
Ch1
Out
Out
Ch2
Ch1
Ch2 
Ch1 
+Vcc
-Vcc
-
- 
+ 
+
2
3
4
5
6
8
9
11
12
13
14
15
7
1
1
5
TO
MAIN
SECTION
P25 10-H
Y
1
2
Z
3
K
M
N
L
O
P
Q
R
T
U
V
W
X
S
TO
MAIN
SECTION
P24 1-C
10
C914
0.1(ML)
C916
0.1(ML)
R916
4.7
C913
0.1(ML)
C915
0.1(ML)
R917
4.7
R915
56K 
C917
47/50 
R914
56K 
R913
56K 
Q904
KTC3199 GR
Q903
KTC3199 GR 
D903
DS1SS133
R934
68K
C906
47/50
R906
1K
R932
1K
C904
15P
R902
56K
R904
820
C902
470P
C909
100/50
R918
100(1/4W)
Fusible
C912
10/50
D902
DS1SS133
Q902
KTC3199 GR 
R912
10K 
C908
0.022
R910
1K
R908
0.1(1W) 
R911
10K
Q901
KTC3199 GR
R909
1K
C907
0.022
R907
0.1(1W) 
C910
100/50
R920
22K
R903
820
C905
47/50 
C903
15P
R901
56K
R931
1K
R905
1K
C901
470P
R933
68K 
C935
10/50
C911
10/50
D901
DS1SS133
C936
10/50
C803
2200/50
C804
2200/50
22K
R801 
22K
R802 
R803
680(2W)
D803
1N4004S 
D805
1N4004S
C812
100/50
C813
100/35
R807
12K
ZD802
DZ6.2BSA 
ZD803
DZ13BSB 
C807
3300/25
220/25
C831
C832
0.022 
Q831
KTC2026
C833
22/25
R832
33(1/2W)
R833
22K 
C834
0.047(ML) 
C842
0.1(ML)
C841
0.1
(ML)
C843
47/25 
R841
22K
IC841 
IC851 
C851
0.1
(ML)
C852
0.022
C853
47/25
R851
10K
D831
DS1SS133
IC852 
D851
DS1SS133
C854
47/25
C855
0.047(ML) 
F
IC901
STK40204(2Ch) POWER AMP. 
Q901~Q904
SP DET.
+B
IC852
AN78L05
CONSTANT
VOLTAGE REGULATOR 
IC841
KIA7810AP
VOLTAGE REGULATOR 
IC851
KIA7805P
VOLTAGE
REGULATOR
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
R919
100
(1/4W)
Fusible
-B
+B
-B
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