Sharp CD-E99 User Manual

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CD-E99
Figure 9 BLOCK DIAGRAM (1/3)
IC
80 79 77
71 70
47 46
42
41 18 10 9 8 7 5
CNP4
19
28
37
40
26
23
22
21
20
50
51
55
75
69
57
56
49
48
67
66
65
64
63
62
61
CONT 5
IC2
LA6574H
FOCUS/TRACKING/
SPIN/SLED
DRIVER
SPO
SLDO
FD
TO
VCC2
IC1
LC78646E
CD SERVO
LCHO
45
RCHO
CONT3 CONT2
SLDO
SPDO
FD0
TD0
LDD LDS TIN2 TIN1 FIN2 FIN1 RVDD LVDD XVDD
68
VDD5 ADAVDD VVDD
38
VDD RFVDD
XIN
XOUT
DRF
*RES
*WRQ
DO
DI
CL
CE
TO DISPLAY SECTION
TO MAIN SECTION
BI4
CNP5
CNP6
SW3
DISC
NUMBER
SW2 CLAMP
SW1
OPEN/CLOSE
M3
T/T UP/DOWN
LOADING MOTOR
D_GND
PICKUP UNIT
IN
PICKUP
SW4
MOTOR
SPINDLE
M1
MOTOR
SLED
M2
COIL
TRACKING
FOCUS COIL
16.9344 MHz
XL1
+6.5V
+5V
Q4
LASER
DRIVER
+3.3V
CONSTANT
VOLTAGE
+3.3V
+3.3V
Q1
+5V (+B7)
R-CH AGND L-CH D5V
WRQ DRF CE DO CL DI CLAMP SW
A5V
O/C, CD RES DISC NO
CNS4
+
–
+6.5V
(+B7) (+B8)
(+B4)
29
12
22
1
15 13 1 7 24
28 27
3 2
30
26
9
10 11
8 7 6 5 4
8 7 1 2 3 4 5 6
10 3 1 9 8 7 6 52 4
2 3 1 4 6 5
2 3 1 4 6 5
2 3 1 4 6 5
6
43
M
M
M
44
DGND
+
–
+
–

Sharp CD-E99 Specifications

General

Brand	Sharp
Model	CD-E99
Category	Stereo System
Language	English