– 11 –
CD-BA180
Figure 11 BLOCK DIAGRAM (3/3)
PT801
POWER TRANSFORMER
F802
4A/125V
+5V
~
~
~
~
Y
VLOAD
RESET IC
SYS. STOP
RESET
IC704
Q609
Q971
+B3
+B5
M901
FAN
MOTOR
M
SO901
RL951
+B4
+B4
+B4
+B4
+B4
VDD
VDD
VDD
R-OUT
L-OUT
SP. DET.
Q901
Q902
Q903
Q904
UNSWITCH
+5V
A10V
+B4
+B3
+B2
+B5
-B2
+B1
–B1
~
IC852
IC851
IC841
SYSTEM
MUTE
401
402
CE
DI
CL
DO
+B2
XL701
4.1943MHz
~
D802~D805
D801
F803
2A/250V
F801
4A/125V
~
~
~
~
~
-Vcc
+Vcc
IC901
STK402040
POWER AMP.
2
AVDD
KEY
SW601~SW603
SW609~SW623
SW625~SW628
TO CD
SECTION
Q601~
Q603
AC POWER
SUPPLY CORD
AC 120V, 60Hz
IC701
IX0328AW
SYSTEM
MICROCOMPUTER
IC702
KIA4558P
OPE.AMP
FL701
FL DISPLAY
-B2
+B5
-B2
+B5
+B4
L
R
JK951
HEADPHONES
+B3
-15V
M10V
Q831
CONSTANT
VOLTAGE
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
T.F.
FRONT
SPEAKER
REAR
SPEAKER
IC703
KIA4558P
OPE.AMP
RX701
REMOTE
SENSOR
7
7
7
8
8
9
8
9
2 3
1
1
1
1
2
3
1
1
2
3
1
4
4
4
5
6
6
12 13
13
13
14
15
15
11
11
17
10
16
16
22 23
23
24
21
28
28
29
29
20
30
44
33
34
35
31
37
38
39
36
47 48 49
63
78
79
80
85
90
92
93
100
40
42
43
44
45
41
47
48
49
46
52
53
54
55
51
57
58
59
56
50
Summary of Contents for CD-BA180
Page 32: ...CD BA180 32 MEMO ...