Read Sharp CD-BA2010 (serv.man5) Service Manual online
– 23 –
CD-BA2010H
Figure 23 BLOCK DIAGRAM (3/3)
RY801
VLOAD
+B7
SYS. STOP
RESET
IC703
KIA7042P
RESET
Q709
Q910
+B5
M901
FAN MOTOR
M
SO901
SPEAKER
TERMINAL
RY901
RY902
Q909
+B7
+B7
+B7
+B7
+B3
+B7
VDD
VDD
VDD
+B6
LCK
CL
DI
Q801
+B4
-B2
R
R
L
L
Q905
Q906
Q907
Q908
L-OUT
R-OUT
R-OUT
L-OUT
SP. DET.
Q901
Q902
Q903
Q904
UNSWITCH 5V
CD+B
+5V
A10V
M10V
+B7
+B5
+B6
+B4
+B3
Q821
IC801
KIA7805P
VOLTAGE
REGULATOR
IC802
KIA7810AP
VOLTAGE
REGULATOR
Q823
SYSTEM
MUTE
5
6
6
CE
DI
CL
DO
XL701
4.1943MHz
IC903
KIA4558P
OPE AMP.
Q802
D812-D815
T802
SUB POWER
TRANSFORMER
D804-D807
D802
D803
IC702
BU2902F
INPUT/OUTPUT
EXPANDER
F805
T2A L 250V
+Vcc
STK402-040
F801
T4A L 250V
F800
T4A L 250V
F803
T5A L 250V
F802
T5A L 250V
-Vcc
-Vcc
+Vcc
IC902
POWER AMP.
IC901
STK402-071
POWER AMP.
BIAS
T1/T2
REC
AVDD
KEY
SW701-SW716
SW722-SW729
SW731-SW734
SW722-SW729
SW731-SW734
TO CD
SECTION
SECTION
Q701-Q703
Q710-Q712
Q710-Q712
AC POWER
SUPPLY CORD
IC701
IX0333AW
SYSTEM CONTROL
MICROCOMPUTER
FL701
DISPLAY
1
3
2
7
4
6
1
8
2
3
5
18
85
80
33
31
1
2
3
45
1 2 3
5
7
13
9 10
15 16
17
20 21 22 23 24
25
86
91
92
79
78
60
59
39
38
36
34
1
15
10
7
13
9
8
10
1
15
8
9
13
7
12
13
4
2
1
17
3
27
28
3
6
2
15
1
20
53
56 57 58
T.F
CONSTANT
VOLTAGE
REGULATOR
~
~
~~~
~
11 12
100
58 57 56 55 54 53 52 51 50 49 48 47 46
44 43 42 41 40
37
35
JK601
HEADPHONES
HEADPHONES
14
~
~
~
29
14
8
5
~
+B4
RESET
T801
MAIN POWER
TRANSFORMER
AC 230V
50Hz
50Hz
L801
LINE
LINE
FILTER
R
L
+B1
VF2
VF1
-VF
CONSTANT
VOLTAGE
REGULATOR
-B2
+B2
-B1
R
L
DRIVER
JOG701
JOG
RX701
REMOCON
SENSOR
10Hz
IC701
IX0333AW
SYSTEM
MICROCOMPUTER
63Hz
R-CH
(HI)
(HI)
L-CH
(HI)
(HI)
R-CH
(LOW)
(LOW)
L-CH
(LOW)
(LOW)
15
16
Q713
Q716
Q716
Q714
Q715
Q715
M701
VOLUME
MOTOR
M