– 35 –
MD-X8H
Figure 35 BLOCK DIAGRAM (2/4)
1
2
3
4
1
9
8
6
7
20
12
13
24
25
30
31
22
32
34
35
36
10
11
27 26
28
29
PU-IN SW
XL1
16.934MHz
XIN
LD0
FIN2
JP–
CV+
SLC
SL
FIN1
E
F
TO
FD
SPO
SP
SLD
SL–
SL+
DRF
CL
DAT
CE
VCC1
6
+5V
PICKUP IN
SW702A
M
M
M702
SLED
MOTOR
OPTICAL PICKUP UNIT
9
IC2
LC78623D
SERVO SIGNAL
CONTROL
+B1
IC5
M56748FP
FOCUS/TRACKING/
SPIN/SLIDE DRIVER
IC1
LA9241M
SERVO AMP.
6
1
9
5
RES. CQCK. COIN
SQOUT. RWC. WRQ.4M
~
~
~
CL, DAT, SELIAL CONTROL/CE
SL+. SL–. DRF
7
3
+5V
62
64
45
36
23
43
37
38
39
40
61
58
53
10
12
20
32
40
43
44
53
52
51
54
31
30
29
23
27
16
15
41
44
Q1
+5V
Q81
+7.3V (B2)
VOLTAGE
REGURATOR
IC91
TA7291S
TRAY MOTOR
DRIVER
XOUT
EFMO
EFMIN
CLV+
JP–
RCHO
RVSS
LVSS
LCHO
VVDD
VDD
LVDD
RVDD
XVDD
TO MAIN UNIT
6
1
9
5
IC92
TA7291S
MAIN CAM MOTOR
DRIVER
7
3
CAM SWITCH
M
M
MOB1
MAIN CAM
MOTOR
(TO
µ
-CON)
SWB101
SWB102
SWB103
SWB104
SWB105
SWB106
SWB107
SWB108
TRAY SWITCH
MOB2
TRAY
MOTOR
OPTICAL
PICKUP
IC1
IC2
50
CLK
41
RFSM
FOCUS COIL
TRACKING COIL
M701
SPINDLE
MOTOR
LASER
DRIVER
5
14
Содержание MD-X7H
Страница 28: ...MD X7H MEMO 18 ...
Страница 29: ...MD X7H MEMO 19 ...