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+B
38
3K
37
C41
7K
0.047
C31
0.0027
C53
220P
33
C60
0.022
R49
10K
46
22
3
4
5
6
7
8
9
10
11
12
13
14
3
4
5
6
7
8
9
10
11
12
13
14
CNP980
TO MAIN PWB
P40 1-D
• The numbers
1
to
11
7
R77 1K
R46 1K
R47 1K
R45 1K
R78 1K
R48 1K
C22
R60
0.01
1K
64 63 62 61 60 59 58 57 56 55 54 53
µ-COM
INTERFACE
DEF1
1
R18
TA1
2
3.3M
PDO
2K x 8
3
RAM
R58
680
VVSS
4
ISET
5
C42
VCO
ERROR
0.047
CLOCK
CONTROL
R57
OSC
CONTROL
COERECT
27K
VVDD
6
FR
7
R56
VSS
8
1.2K
EFMO
9
SLICE
SYNC-DETECT
LEVEL
EFM DEMODULATE
EFMIN
CONTROL
10
TEST2
11
LC78623D
CLV+
CLV
12
SERVO/SIGNAL
DIGITAL
CLV_
SERVO
13
CONTROL
V/P
14
HLF
15
SERVO
TES
COMMAND
16
17 18 19 20 21 22 23
C91
47/16
+B
C59
0.022
MAIN CAM MOTOR
+B
DRIVER
IC92
TA7291S
1 2 3 4 5 6 7 8 9
R94
1(1/2W)
C86
100P
+B
C85
0.1
BI990
1
2
3
4
5
6
7
1
2
3
4
5
6
7
CNS990
CNP990
TO MAIN PWB
P40 1-F
are waveform numbers shown in page 69.
8
Figure 47 SCHEMATIC DIAGRAM (8/20)
+B
52 51 50
49
EFLG
48
SBSY
SUB-CODE
47
XVSS
46
XIN
45
X-TAL
XOUT
44
GENERATOR
XVDD
43
MUTER
42
RVDD
41
RCHO
FLAG
40
RVSS
39
LVSS
38
LCHO
37
36
LVDD
IC2
MUTEL
35
NC
34
TEST4
33
DIGITAL
OUT
EXTERNAL
OUTPUT
24 25 26 27 28 29 30 31
32
IC91
R70
TA7291S
330
1 2 3 4 5 6 7 8 9
R93
1(1/2W)
C96
100P
R98
R96
8.2K
3.3K
CD_GND
C95
0.1
C87
100P
GND(D)
TRY_SW1
TRY_SW2
TRY_SW3
TRY_SW4
9
10
– 47 –
CD SIGNAL
C61
12P(CH)
C62
15P(CH)
R61
220
D9
C92
D8
1SS133
0.022
1SS133
R74
18K
R76
C70
C68
3.3K
0.001
10/16
R75
C69
3.3K
0.001
C67
R73
10/16
18K
C43
330/63
IC91 :
TRAY MOTOR
DRIVER
CD_5V
CD_D_OUT
CD_D_GND
VOLTAGE
REGURATOR
Q81
2SD468 C
+5V
8V
4.9V
R81
R82
+B
220
5.6V
100
L1
0.82µH
R84
22
C51
0.022
C52
CD_7V
100/10
–
M
BIM1
CNP11
+
MC–
1
1
MC+
2
2
MT–
3
3
–
MT+
M
4
4
+
TRAY SWITCH
PWB-F
CNS2
1
1
1
2
2
2
3
3
3
4
4
4
5
5
5
SWB108
CNP12
CD SET
CNP900
TO MAIN PWB
CAM SWITCH
P40 1-C
GND(D)
1
1
CAM_SW1
2
2
CAM_SW2
3
3
GND(D)
4
4
CAM_SW3
5
5
CAM_SW4
6
6
CAM4
SWB104
BIM3
11
MD-X8H
IC5
PIN
NO. VOLTAGE
1
2.5V
+B
2
2.5V
3
0.2V
4
2.5V
5
2.5V
6
2.6V
7
2.6V
8
0V
9
0V
10
0V
11
0V
12
2.6V
13
2.6V
14
2.5V
15
2.5V
16
0V
17
5.9V
18
0V
19
0.6V
20
5.9V
21
2.5V
22
2.5V
23
2.7V
24
2.6V
25
2.6V
26
0V
27
0V
28
0V
29
0V
30
2.6V
31
2.6V
32
2.5V
33
2.5V
34
0V
35
0V
36
0V
+B
2
2
CNP995
1
1
TO MAIN PWB
P41 12-C
1
1
2
2
CNP985
3
3
TO MAIN PWB
4
4
P40 4-C
5
5
3-TRAY MOTOR
MOB1
MAIN CAM MOTOR
MOB2
TRAY MOTOR
IC91
PIN
NO. VOLTAGE
SWB105
1
4.6V
CD EJECT
2
9.3V
SWB106
3
0.5V
CD TRAY
4
0V
CLOSE
SWB107
5
0V
CD IN
6
9.3V
7
0.5V
8
3.7V
9
4.6V
SWB101
IC92
CAM1
PIN
SWB102
NO. VOLTAGE
CAM2
1
4.6V
SWB103
CAM3
2
9.3V
3
0.5V
4
0.3V
5
0V
6
9.3V
7
0.5V
8
5.4V
9
4.6V
12
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