Block Diagram - Sharp CD-C602 Service Manual

CHANGER MECHANISM
M3
TURNTABLE UP/DOWN/
LOADING MOTOR
SOLM2
M
SOLENOID
-
+
3 7
SOLENOID
IC91
DRIVER
TA7291S Q91
LOADING
MOTOR
9
DRIVER
Q93
1
2 6
SW1 SW2
SW3
OPEN/ MECHA
DISC
CLOSE UP
NUMBER
24
43 XVDD
41
RVDD
36 LVDD
+B
23
VDD
5V
6
VVDD
5
ISET
SERVO/SIGNAL
XOUT
44
45 XIN
XL1
16.9344MHz
SERVO AMP.
+B
64 VCC1
4.3V
LDO
62
LASER
Q1
DRIVER
LASER
ALPC
POWER
CONTROL
Figure 13 BLOCK DIAGRAM (1/3)
TO MAIN/
POWER
SECTION
+B
4.3V
36 41
28 37 38 39 40
58
CQCK
57
IC2
COIN
56
LC78622N
SQOUT
RWC
WRQ
CONTROL
9
1
20 61
10 12
50 49 44 43 40 32
DRF 54
CL 51
IC1
54
DRF
LA9241M
SL+ 31
SL- 30
SLD 29
SPO
27
FD
16
TO
15
1 2 3 4
TRACKING
PICKUP UNIT
– 13 –
CD-C602,CP-C602
TO DISPLAY
SECTION
D81
+B
4.3V
55
54
53
32
23
22
14
FOCUS
COIL
COIL
+B
5V
SW4
PICKUP IN
+5V
8
17 20 11 29
26
IC5
M56748FP
FOCUS/
TRACKING/
SPIN/SLIDE
DRIVER
5
6 7 13 12 24 25 30 31
M
M2
SLED
MOTOR
M
M1
SPINDLE
MOTOR