Read Sharp CD-BA3000 (serv.man4) Service Manual online
– 17 –
CD-BA3000H
Figure 17 BLOCK DIAGRAM (3/3)
D801
C801
RY801
VLOAD
+B7
+B3
SYS. STOP
RESET
IC704
KIA7042P
RESET
Q709
Q907
+B6
M901
FAN MOTOR
M
SO901
SPEAKER
TERMINAL
RL901
Q905
+B7
+B7
+B7
+B7
+B7
VDD
VDD
VDD
+B6
LCK
CL
DI
Q803
R
L
Q901
Q902
Q903
Q904
L-OUT
R-OUT
SP. DET.
UNSWITCH 5V
CD+B
+5V
A10V
M10V
+B7
+B5
+B6
+B4
+B3
Q801
Q852
KIA7805P
VOLTAGE
REGULATOR
Q851
KIA7810AP
VOLTAGE
REGULATOR
Q850
CE
DI
CL
DO
XL701
4.1943MHz
Q802
D802-D805
T802
POWER
TRANSFORMER
D811-D814
D810
D809
IC702
BU2902F
INPUT/OUTPUT
EXPANDER
F806
T2A L 250V
F805
T5A L 250V
F804
T5A L 250V
VL+
VH+
VL-
VH-
IC901
STK4113E
POWER AMP.
STK4113E
POWER AMP.
AVDD
KEY
SW701-SW716
SW723-SW729
SW731-SW734
SW723-SW729
SW731-SW734
TO CD
SECTION
SECTION
Q701-Q703
Q710-Q712
Q710-Q712
AC POWER
SUPPLY CORD
AC 230V 50Hz
IC701(1/2)
IX0333AW(To SERIAL NO. 006XXXXX)
IX0366AW(From SERIAL NO. 007XXXXX)
SYSTEM
MICROCOMPUTER
FL701
DISPLAY
1
3
2
15
18
16
85
80
33
31
1
2
3
45
1 2
4
5
7
13
9
10
15 16
17
20 21
24 23 24
25
86
91
92
79
78
60
59
39
38
36
34
22
18
15
14
7
2 12
13
8
4
1
12
13
4
2
1
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
JK670
HEADPHONES
HEADPHONES
14
~
~
~
29
14
17
+B6
+B6
+B6
8
5
~
+B4
RESET
T801
POWER TRANSFORMER
+B1
VF2
-VF
VF1
CONSTANT
VOLTAGE
-B2
+B2
-B1
DRIVER
JOG701
JOG
RX701
REMOCON
SENSOR
10Hz
IC701(2/2)
SYSTEM
MICROCOMPUTER
63Hz
Q708
+B3
+B3
M
Q704
Q705
Q705
IC701
54PIN
54PIN
IC701
53PIN
53PIN
IC701
56PIN
56PIN
IC701
55PIN
55PIN
MM1
TAPE
MOTOR
SOLM1,SOLM2
SOLENOID
SWM2
T2 PLAY
SWM1
T1 PLAY
SWM4
R. PLAY
SWM3
F. PLAY
Q864
Q865
Q865
MOTOR
DRIVER
DRIVER
Q715
Q716
Q716
Q713
Q714
Q714
M701
MOTOR
VOLUME
M
Q910
Q911
L-CH
R-CH
CONSTANT
VOLTAGE
ZD801
F801
T2.5A L 250V
TAPE MECHANISM ASSEMBLY
L801
IC701(2/2)
IX0333AW(To SERIAL NO. 006XXXXX)
IX0366AW(From SERIAL NO. 007XXXXX)
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