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CD-C1H/CP-C1H
– 21 –
Figure 21 BLOCK DIAGRAM (1/3)
1
2
3
4
1
9
8
6
7
20
17
12
13
242530
31
22
32
34
3536
10
11
27 262829
PU-IN SW
XL1
16.934MHz
XIN
LD0
FIN2
JP–
CV+
SLC
SLI
FIN1
E
F
TO
FD
SPO
SP
SLD
SL–
SL+
DRF
CL
DAT
CE
VCC1
VCC2
6
+5V
+B4
+B4
SW702A
PICKUP IN
M
M
M702
SLED
MOTOR
OPTICAL PICKUP UNIT
9
LC78622K
IC2
SERVO SIGNAL
CONTROL
+B1
IC3
M56748FP
FOCUS/TRACKING/
SPIN/SLIDE DRIVER
IC1
LA9241M
SERVO AMP.
6
2
1
9
5
2
3
1
RES. CQCK. COIN
SQOUT. RWC. WRQ
~
~
~
CL, DAT, SELIAL CONTROL/CE
SL+. SL–. DRF
7
3
+5V
62
64
56
45
31
36
23
43
37
3839
28
25
24
2726
40
61
58
53
101220
324043
44
53
52
51
54
31
30
29
23
27
16
15
41
44
Q1
+5V
Q81
+7.3V (B2)
VOLTAGE
REGURATOR
SWITCHING
DRIVER
VOLTAGE
REGULATOR
IC82
TA7291S
TRAY MOTOR
DRIVER
XOUT
EFMO
EFMIN
CLV+
JP–
RCHO
RVSS
LVSS
LCHO
VVDD
VDD
LVDD
RVDD
XVDD
DOUT
CONT3
CONT1
CONT2
CONT4
CONT5
TO MAIN SECTION
6
2
8
1
9
5
IC81
TA7291S
MAIN CAM MOTOR
DRIVER
7
3
CAM SWITCH
M
M
MOB1
MAIN CAM
MOTOR
SWB101
SWB102
SWB103
SWB104
SWB105
SWB106
SWB107
SWB108
TRAY SWITCH
MOB2
TRAY
MOTOR
OPTICAL
PICKUP
IC1
IC2
50
CLK
41
RFSM
SP+
SP-
SL-
SL+
FO+
FO-
TR-
TR+
FOCUS COIL
TRACKING COIL
M701
SPINDLE
MOTOR
LASER
DRIVER
5
14
3
4
1
2
3
4
1
2
Q51
Q52
IC95
CD DIGITAL
OUTPUT
+7.3V
(B2)
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