– 17 –
CD-C662
Figure 17 BLOCK DIAGRAM (3/3)
Q704
+B5
Q908
Q909
Q910
Q911
+B5
D810
9
10
1 2 3 4
15
25
16
26
28
37 38 39
FL701
DISPLAY
9 8 7 6 5 4 3 2 1
IC701
IX0280AW
SYSTEM CONTROL
MICROCOMPUTER
L
R
VDD
UNSWITCH
+B7
MEMORY
BACK UP
VDD
XL701
4.19MHz
+B5
+B7
KEY
SW701,
SW703~SW717,
SW722~SW725,
SW728~SW730
Q905
Q903
Q904
Q901
Q902
+B5
M
Q907
+B1
RL901
TO CD
SECTION
M901
FAN MOTOR
JK671
HEADPHONES
SO901
SPEAKER
TERMINAL
T.F
F801
5A/125V
T801
POWER
TRANSFORMER
RL801
AC POWER
SUPPLY CORD
AC 120V, 60Hz
T802
POWER
TRANSFORMER
Q801
Q802
+B7
UNSWITCH
1
BAIS
T1/T2
REC
–B4
D809
D811~D814
Q803
D815
~D817
2
3
1
+B7
RX701
Q705
Q706
Q707
7
8
1
4
15
14
13
L-OUT
IC901
STK40704
POWER AMP.
VH–
VH+
VL–
VL+
R-OUT
13
8
Q601
Q602
ZD802
Q603
Q604
+B1
+B4
+B5
+7.3V
+12V(ANALOG)
+12V(MOTOR)
Q853
Q852
Q851
Q850
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
Q702
Q703
AVDD
~
~
~
18
22
2
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
71
70
69
68
67
66
65
64
63
62
61
80
79
78
77
76
75
74
73
72
60
59
58
57
56
55
54
53
52
51
NO/ST
VDD
PHM1
D802~D805
FRONT
SPEAKER
F804
5A/125V
F805
5A/125V
F806
2A/250V
29
36
~
M
MM1
TAPE MOTOR
+B7
+B7
1
1
6 7
4
8
3
3
5
–B1
+B5
4
8
–B1
+B5
IC563
KIA4558P
OPE AMP.
IC562
KIA4558P
OPE AMP.