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• IC Block Diagrams
– BD (CD) BOARD –
IC101 CXD2587Q
60
59
57
56
54
58
55
53
ERROR
DIGITAL
CORRECTOR
DIGITAL
OUT
PLL
16K
RAM
LRCK
61
D/A
EFM
PCMD
62
INTERFACE
DEMODULATOR
63
BCK
EMPH
64
XVDD
65
XTAI
66
TIMING
XTAO
67
LOGIC
XVSS
68
AVDD1
69
AOUT1
70
AIN1
71
LOUT1
72
SUBCODE
PWM
PWM
AVSS1
73
PROCESSOR
AVSS2
74
LOUT2
75
3rd ORDER
NOISE SHAPER
SERVO
INTERFACE
OVER SAMPLING
AIN2
76
DIGITAL FILTER
AOUT2
77
SERVO AUTO
SEQUENCER
AVDD2
78
RMUT
79
SERIAL IN
INTERFACE
LMUT
80
CPU
INTERFACE
1
2
3
4
5
7
8
6
52
51
49
47
45
43
41
50
48
46
44
42
ASYMMETRY
CORRECTION
OPERATIONAL
AMPLIFIER
ANALOG SWITCH
A/D
CONVERTER
CLOCK
GENERATOR
SERVO DSP
PWM GENERATOR
FOCUS
FOCUS PWM
SERVO
GENERATOR
TRACKING
TRACKING
SERVO
PWM GENERATOR
SLED
SLED PWM
SERVO
GENERATOR
DIGITAL
CLV
MIRR, DFCT,
FOK
DETECTOR
9
10 11 12 13 14 15 16 17 18 19 20
– 99 –
IC103 CXA2568M-T6
HOLD
1
APC PD AMP
+
–
VEE
+
40
SE
–
39
FE
VC
38
VEE
AGC VTH
2
LD
3
4
PD
37
XTSL
36
TES1
35
TEST
34
VSS
A
5
33
FRDR
32
FFDR
31
TRDR
B
6
30
TFDR
SRDR
29
28
SFDR
C
7
27
SSTP
D
8
26
MDP
25
LOCK
24
FOK
VEE
9
VEE
23
DFCT
22
MIRR
VC
+
–
10
F
COUT
21
E
11
–
+
VC
VC BUFFER
+
VC
12
–
VC
– CLAMP MOTOR BOARD/LOAD MOTOR BOARD –
IC701 M54641L (CLAMP MOTOR Board)
IC702 M54641L (LOAD MOTOR Board)
VCC
1
OUT2
2
REG
INPUT
IN1
3
AMP.
POWER AMP.
CONTROL
INPUT
AMP.
POWER AMP.
4
GND
VCC
VCC
24
VCC
23
LC/PD
APC LD AMP
22
LD ON
+
–
+
–
21
HOLD SW
AGC CONT
20
50µA
VCC
19
RF BOT
VC
+
–
+
+
–
–
VC
+
–
VEE
18
RFTC
RF SUMMING AMP
RF EQ AMP
RF I
17
+
+
16
RF O
VC
VC
–
–
15
RFE
VC
FOCUS ERROR AMP
+
14
FE
–
VC
–
13
TE
+
TRACKING
ERROR AMP
VC
VC
VEE
VCC
8
VCC
7
OUT1
6
IN2
5
REFERENCE
– 100 –
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