Sharp CD-C612 Service Manual page 17

3
F
Q702
M
Q703
MM1
TAPE MOTOR
DJ
MONO/ST
15
O/ST
L 9
R
10
/AM
1
43
G
04 3
2
+B4
–B4
13 R
8
L
OR
REC
ZD801
T1/T2
BAIS
FL701
DISPLAY
~ ~
1 2 3 4 15 16
51 52 53 54 55 56 57 58 59
50
49
48
47
+B7
46 VDD
45
44
LED722 43
42
41
SYSTEM CONTROL
40
MICROCOMPUTER
39
38
37
+B7 36
35
1
34 AVDD
33
RX701
3
32
2
31
+B7 30 29 28 27 26 24 23 22
25
+B5
KEY
SW701,
PHM1
SW703,704,
SW708~717,
SW722~730
Q601 Q603
Q602
Q604
VOLTAGE
REGULATOR
+7.3V
+B1 Q822
+12V(ANALOG)
+B4
Q824
+12V(MOTOR)
+B5 Q823
+5.6V
+B2 Q821
+5V
+B6
UNSWITCH
+B7
Figure 17 BLOCK DIAGRAM (3/3)
~ ~
25
26 28 29 36 37 38 39
60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77
IC701
IX0280AW
VDD
21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
+B7
Q704
XL701
4.19MHz
IC961
13 FRONT
LA4451
L-OUT
2
9
POWER AMP.
5 R-OUT
+B
3
4
7
D801
4A/125V
VOLTAGE
REGULATOR
D803~D806
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
2A/250V
D807
Q801
~D809
Q802
Q803
– 17 –
Q705
Q706
Q707
78 79 80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
UNSWITCH
+B7
99
MEMORY
100
BACK UP
TO CD
SECTION
JK970
HEADPHONES
SO961
SPEAKER
TERMINAL
T801
POWER
TRONSFORMER
F803
T.F
F805
T802
POWER
TRONSFORMER
D810~D813
CD-C612
REAR
SPEAKER
FRONT
SPEAKER
RL801
AC POWER
SUPPLY CORD
AC 120V 60Hz