Chapter 4. Diagrams Block Diagram - Sharp CD-ES900 Service Manual

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E
CHAPTER 4.
Market
CD-ES900/CD-ES99
Service Manual
CD-ES900/CD-ES99
CD-ES900/CD-ES99
DIAGRAMS
[1] Block diagram
TO MAIN SECTION
1 2
3
62
CE
CL
63
64
DI
65
DO
66
WRQ
RES
67
68
DRF
XOUT
47
XIN
48
1
26 27
+3.3V
Q2
CONSTANT
VOLTAGE
TO DISPLAY SECTION
4 5
6
7
8
1
2
3
4
5
42
44
74
75
36
IC1
LC78648E
CD SERVO
80
60
49
41
45
7
8
9
10
14
Q1
Figure 4-1 BLOCK DIAGRAM (1/3)
6
7
8
9
10 11 12 13 14
1
2
35
79
56
55
54
51
46
43
40
30
28
25
CONT 1
34
SLDO
23
SPDO
24
FDO
21
22
TDO
15
20
19
28
9
27
4 – 1
CD-ES900/CD-ES99
M
M
3
4
5
6
7
8
9
10 11
11
13
15
17
22
31
32 33
34
23
FWD5
19
REV5
20
PVCC2
IC2
LA6261
30
FOCUS/TRACKING/
7
SPIN/SLIDE
DRIVER
26
1
2
35
36
3
4
5
6
NM1
M
SPINDLE
MOTOR
NSW1
PICKUP
IN
NM2
M
SLED
MOTOR

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