67
CDR-850
Clock
Generator
Asymmetry
Corrector
Digital
PLL
Sub Code
Processor
Error
Corrector
32k
RAM
27
71
FSTO
16
C4M
48
ASYO
12
XPCK
Digital
CLV
25
MDP
CPU
Interface
A/D
Converter
OP Amp
Analog
Switch
7
SENS
15
SCOR
24
LOCK
53
FILO
55
PCO
50
RFAC
49
62
ASYE
57
BIAS
54
FILI
52
CLTV
23
PWMI
4
DATA
5
XLAT
6
CLOK
80
EXCK
78
SCSY
79
SBSO
77
SQCK
76
SQSO
ASYI
XTAI
72
XTAO
60
VPCO
69
Digital
OUT
XTSL
58
VCTL
59
EFM
Demodulator
11
XUGF
13
GFS
68
EMPH
WFCK
10
MUTE
3
D/A
Interface
17
WDCK
14
C2PO
65
LRCK
PCMD
66
BCK
67
V16M
Servo
Auto
Sequencer
Servo
Interface
MIRR
DFCT
FOK
SERVO DSP
SLED
SERVO
TRACKING
SERVO
FOCUS
SERVO
PWM GENERATOR
SLED PWM
GENERATOR
TRAKING PWM
GENERATOR
FOCUS PWM
GENERATOR
37
TES1
36
TEST
2
XRST
63
MD2
64
DOUT
8
SCLK
26
SSTP
9
ATSK
20
MIRR
21
DFCT
22
FOK
19
COUT
73
SOUT
33
FFDR
34
FRDR
31
TFDR
32
TRDR
29
SFDR
30
SRDR
74
SOCK
75
XOLT
46
IGEN
44
ADIO
38
VC
SERVO BLOCK
SIGNAL PROCESSING
BLOCK
•
Block Diagram
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