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12 Block Diagram
AN22003A-NF
IC101
+B4
SERVO AMP
OPTICAL PICK-UP
32
5
30
VC
PDC
1
PD
Q201
2
LASER
LD
POWER
RF AMP
DRIVE
+B4
31
PDA
AMP
+B4
29
PDB
AMP
SEMICONDUCTOR
LASER
PHOTO DETECTOR
28
PDF
AMP
F
F
27
PDE
AMP
D
C
BAND
A
B
6
RFIN
GAP
D
C
E
E
16
18
SWITCH
Q101
PDOWN
GCTL
39
40
38
SHORT
RESET1
RESET2
PROTECT
FOCUS COIL
FO+
27
FO+
FO-
28
FO-
TRACKING COIL
TR+
29
TR+
TR-
30
TR-
TRV+
32
TRV+
M
TRAVERSE
MOTOR
TRV-
TRV-
33
SP+
34
SP+
M
SPINDLE
MOTOR
SP-
35
SP-
SOFT
RIPPLE
C0DBFFB00004
FILTER
START
IC11
POWER SUPPLY /
MOTOR DRIVE
4
45
37
9,16,
26,36,
47
RF
VREF
+B4
7
8
11
12
9
3TOUT
3TENV
OFTR
OFTR
AGC RFEQ
BDO
BDO
NRFDET
NRF
DET.
FE IN
GCA
BCA
SUBT
FE
GCA
BCA
TE IN
GCA
BCA
SUBT
TE
GCA
BCA
VREF
24
26
25
4
3
17
+B4
-ING
+B4
+B2
+B2
+B8
1
48
15
41
25
2
3
UP
OSC
START/
PVcc/2
CON
VG
MONITOR
OFF
23
FO+
24
FO-
21
TR+
22
TR-
19
TRV+
20
TRV-
17
SPPOL
18
SPOUT
5
SUB UP
VSUB
CONVERTER
V
DD
6
SSW
7
SVcc
ERROR
8
USW
C0CBAAB00043
REG.
UP/DOWN
AMP
CONVERTER
10
DSW
CHARGE
46
12
REGB
GND
44
43
13
31
14
11
+B2
+B1
+B2
+B2
C0CBAAC00159
IC651
+B3
REGULATOR
+B3
10
RFENV
14
OFTR
13
BDO
53
55
56
51
50
64
24
15
NRFDET
22
23
FE
52
ARF
EFM
DSL/PLL VCO
DEMODULATION/
20
SYNC
INTERPOLATION/
CIRC ECC/
CDROM ECC
21
TE
74
MLD
MLD
VREF
19
72
MCLK
MCLK
MICRO
COMPUTER
VREF
73
MDATA
MDATA
BUS CONTROL
INTERFACE
UNIT (BCU)
75
STAT
STAT
49
BDO
BDO
SERIAL OUTPUT
47
NRFDET
INPUT
NRFDET
INTERFACE
PORT
48
OFTR
OFT
44
MON
AD PVcc
MP3
DECODER
42
FE
FE
A/D
CONVERTER
43
TE
TE
SERVO
45
CPU
RFENV
RFENV
FI1
RI1
OUTPUT
FI2
PORT
RI2
FI3
RI3
SPPOL
35
36
38
37
41
40
46
31
32
SPOUT
+B6
+B4
+B3
IC13
REGU-
+B5
LATOR
CHARGE2
REGB
23
SL-SX450EB / SL-SX450EE / SL-SX450EG / SL-SX450GC / SL-SX450GN
MN6627935CM
IC501
SERVO PROCESSOR / DIGITAL SIGNAL PROCESSOR
DIGITAL FILTER & D/A CONVERTER
+B7
+B3 +B5
+B3
57
83
34
59
65
68
61
28
87
67
82
86
39
98
23
DIGITAL OUT
ANALOG
LOW PASS
DRC
FILTER
CIRC RAM
DIGITAL FILTER
1bit DAC
PWM LOGIC
SUBCODE
INTERFACE
IPFLAG2/SRDATA
FS
TIMING
CONVERTER
GENERATOR
DRAM INTERFACE
54
14
5
26
27
6
8~13,
1~4,
15
16
18
29
30
19~22,
88~97,
25
99,100
2,3,5,6,8,
9,11,12,
39,40,42,
43,45,46,
20~24,
27~32
48,49
16
34 17
14
36
19
35
15
C3ABMG000207
IC503
DRAM
SL-SX450(EG,EB,EE,GC,GN) BLOCK DIAGRAM
79
LOOUTL
58
LOOUTR
60
HPOUTR
63
HPOUTL
66
HPCNT
62
HPCNT
MUTELD/
69
SRDATAIN
CKBM/
70
LRCKIN
LDOFF/
BCLKIN
71
BLOCK
76
BLKCK
BLVS/
BCLK
80
33
X501
(16.9344MHz)
X1
84
X2
85
SMCK
77
SMCK
PMCK
78
PMCK
81
NRST
NRST
17
1,25
+B7
V
DD
7,13,
38,44
V
Q
+B7
DD
26,50
V
SS
4,10,
41,47
V
Q
SS
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