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SCHEMATIC DIAGRAM-3
MD SERVO CIRCUIT
Q
<1.4V>1.6V
P
R57
10K
O
C
J
I
<1.3V>1.5V
M
<1.3V>1.5V
N
L
K
<1.7V>0V
R
<1.7V>0V
R59
33K
<1.7V>0V
R58
12K
<1.4V>3.3V
C70
0.022
C74
C45
0.1
1
H
C46
0.1
R50
220
C62
C84
680P
0.1
C82
0.22
A
3.3V
R
Q
: CD SIGNAL LINE
: +B SIGNAL LINE
A
B
C D E F G H I
R42
1K
R41
47
C63
C58
6.3V47
1000P
C61
0.1
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26
51
AVss0
<0V>
PEAK
52
IC3
BOTM
53
MN66621ARG
<1.7V>
OSC
54
ATTRAC,MDLP ENCODER/
<1.6V>
55
MON3T
DECODER,
<1.7V>
VREFI
DIGITAL SERVO
56
SIGNAL PROCESSOR
<1.9V>
FF2
57
<1.9V>
FF1
58
<3.3V>
59
AVDD0
DD
60
CC
61
<1.9V>
BB
62
<1.9V>
63
AA
MD PLAY
AVss1
64
0.5V
PEFMS
65
P-P
PEFM1
66
0.5
s. 50mV/DIV.
EFMFIL
67
EFMPLLF
68
EFMIREF
69
<1.7V>
70
ADIP
<3.3V>
AVDD1
71
MONI0
72
RAD11
73
74
RAD10
<1.4V>
RAD9
75
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
TP78
L2
100
H
C33
4.7
P
O
N
M
L
K
J
I
: MD SIGNAL LINE
: MD RECORD SIGNAL LINE
J K
L M
MD PLAY
3.3V
0V
STPI2/ NCLDCK
T
13.3ms.
STPI1/ BLKCK
3.3V
STPI0/ SUBC
STPO2/ SBCK
0V
0.5
s. 1V/DIV.
STPO1/ TVDP
STPO0/ TVDM
MD PLAY
3.3V
0V
T
23
s.
MD REC
3.3V
0V
0.8V
0.5
s. 1V/DIV.
P-P
MD PLAY
F=16.9344MHz
2.9V
P-P
2.1V
F=16.9344MHz
P-P
F=16.9344MHz
X2
(16.9344MHz)
C91
8P
C87
0.1
2SD2216STX
<3.3V>
<1.7V>
C128
0.1
H
G
F
E
D
C
B
A
<3.3V>1.7V
LRCK
25
<0V>1.7V
BCK
24
<0V>1.7V
DATA/ FG
23
DRVSEL
22
<3.3V>
NREC
21
<0V>3.3V
20
<0V>
19
<0V>0.2V
18
<3.3V>0.4V
17
<0V>
16
<0.2V>
15
<3.3V>
LDON
14
<1.7V>
13
DVDD0
<0V>
TRDP
12
<0.2V>
TRDM
11
<0V>
FODP
10
<0.6V>
FODM
9
<0.8V>
SPDP
8
<0V>
SPDM
7
<3.3V>2.9V
REFM
6
<3.3V>
CLV2
5
<3.3V>0V
RFSWHL
4
<3.3V>0V
RFSWPG
3
<0.9V>0V
APCD
2
TS0
1
100
C90
8P
Q2
POWER SUPPLY
R52
1K
<2.4V>
R51
2.7K
C111
C76
1
0.1
B
C
E
F
G
H
I
J
K
L
M
b
a
B
G
U
V
X
W
Y
Z
T
D
F
E
S
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