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19
19
HCD-CP2
SECTION 7
DIAGRAMS
7-1.
BLOCK DIAGRAM – CD Section –
A
B
D
F
E
C
I-V AMP
DETECTOR
39
38
17
18
26
27
2
SL+
SL–
SL O
F–
F+
T+
T–
SPINDLE
MOTOR DRIVE
M701
(SPINDLE)
SLED
MOTOR DRIVE
1
M702
(SLED)
FOCUS
COIL DRIVE
TRACKING
COIL DRIVE
SP+
SPO
MUTE
SP–
9
15
14
3
20
25
FIN
(TIN)
SLIN
SPIN
SPIN
SL P
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC702
16
14
SLED
AMP
LD
PD
LASER DIODE
OPTICAL PICK-UP
(KSS-213C/K1N)
2-AXIS
DEVICE
(FOCUS)
(TRACKING)
33
32
27
35
18
22
20
21
19
23
RF AMP,
FOCUS/TRACKING
SERVO
IC701 (1/2)
FOCUS OK
COMPARATOR
MIRR
AMP
DEFECT
AMP
FOCUS OK
AMP
IIL DATA REGISTER
31
29
FILTER
33
30
FILO
PCO
CLTV
FILI
XPCK/MNTO/XPCK
DIGITAL PLL
ASYMMETRY
CORRECTION
EFM
DEMODULATOR
DIGITAL
OUT
ERROR
CORRECTOR
16K
RAM
INTERNAL BUS
SUB-CODE
PROCESSOR
OSC
CLOCK
GENERATOR
SERVO AUTO SEQUENCER
DIGITAL
CLV
14
12
41
43
39
13
79
5 4
6
7 9 8
57 58 59
62
70
11
10
41
42
36
37
1
40
45
2
47
12
11
6
25
24
13
PD1
PD1 I-V AMP
RF O
RF
37
ASYI
38
48
ASYO
FOK
DATO
CLKO
XLTO
SEIN
CNIN
MDP
SQSO
SQCK
SENS
DATA
CLOK
XLAT
XLON (MUTE)
SPOA (LIMIT)
SCOR
SBSO
EXCK
RFCK/MNT1/XUGF
WFCK
EMPH
EMPHI
SYSM (MUTE)
XTAI
71
XTAO
RF I
FOK
DATA
CLK
SENS1
26
SENS2
C.OUT
XLT
LOCK
PD2 I-V AMP
PD2
TTL
IIL
FEO
TEO
PD
FEI
FE O
TA O
TEI
TTL
IIL
TTL
IIL
XRST
FOCUS
ERROR
AMP
RF
SUMMING
AMP
TRACKING
ERROR
AMP
TRACKING PHASE
COMPENSATION
FOCUS PHASE
COMPENSATION
AUTOMATIC
POWER CONTROL
Q701
I-V
AMP
LD
AMP
PD
AMP
FE BIAS
F
E
LD
PCMD
53
DOUT
BCK
LRCK
PCMDI
BCKI
LRCKI
42
44
40
50
GTOP/
C2PO/
C2PO
SLED SERVO
IC701 (2/2)
05
DIGITAL SIGNAL PROCESSOR,
CLV SERVO, D/A CONVERTER
IC703
SYSTEM CONTROLLER
IC802 (1/4)
• SIGNAL PATH
: CD PLAY (ANALOG OUT)
21
CPU INTERFACE
D/A INTERFACE
SERIAL
INPUT
INTERFACE
PWM
PWM
OVER
SAMPLING
DIGITAL
FILTER
NOISE
SHAPER
56
54
55
AOUT2
65
XTSL
51
C4M
52
AOUT1
AIN2
R-CH
CD L-CH
AIN1
LOUT2
LOUT1
76
75
66
74
67
XROF/MNT3/GFS
X701
16.9344MHz
49
47
: CD PLAY (DIGITAL OUT)
R-CH : Same as L-CH.
+
M
M
XRST
A
(Page 21)
C-MUTE 69
C-SCOR
62
C-XLA
T
67
C-CLK
76
C-DA
TA
77
CD-SENS1
54
C-SQCK
51
C-SQSO
52
4
SENS2
55
C-XRST
17 15
7
A
D
C
B
F
E
LD
PD
T+
T–
F+
F–
B+
S701
(LIMIT)
OPTICAL
TRANSCEIVER
IC308
OPTICAL
DIGITAL
OUT (CD)
Содержание HCD-CP2
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