HCD-CPX1
2121
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM – CD SERVO Section –
SQSO
SQCK
A/D
CONVERTER
6
7
8
9
16
18
11
10
12
2
1
51
49
48
43
24
41
40
39
64 15
28
29
30
31
32
33
23
24
22
6
7
4
5
17
18
16
15
A+3.3V
DETECTOR
A
B
C
D
RFAC
SUMMING
AMP
FOCUS
ERROR AMP
TRACKING
ERROR AMP
RFAC
FE
RF AMP,
FOCUS/TRACKING ERROR AMP
IC103
TE
E
F
F I-V AMP
E I-V AMP
AUTOMATIC
POWER
CONTROL
Q101
APC LD
AMP
LD
LD
PD
LASER DIODE
RFAC
ASYO
ASYI
ASYMMETRY
CORRECTION
DIGITAL
PLL
DIGITAL SIGNAL PROCESSOR,
DIGITAL FILTER, D/A CONVERTER
IC101 (1/2)
DATA
XLAT
CLOK
145
6
MDP
26 7 8
XLON
3
XRST
DIGITAL
CLV
D/A
INTERFACE
SE
TE
FE
RFDC
FOCUS/TRACKING/SLED
SERVO DSP
FOCUS/TRACKING/SLED
PWM GENERATOR
SFDR
20
MUTE
SRDR
TFDR
TRDR
FFDR
FRDR
EMPH
WFCK
GFS
MIRR/DFCT/
FOK
DETECTOR
SERVO AUTO
SEQUENCER
SERVO
INTERFACE
CPU INTERFACE
18
63
62
61
19
SENS
20
36
37
35
56 19
SCOR
CD SQSO
CD SQCLK
CD XLT
CD CLK
CD DATA
CD SENS
CD SCOR
1 2
32 33
SCLK
COUT
9 21
SSTP
27
FOK
22
23
MIRR
DFCT
TO SERVO INTERFACE
M101
(SPINDLE)
MOTOR
DRIVE
MOTOR
DRIVE
M
M
M102
(SLED)
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC102
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
DIGITAL SERVO
PROCESSOR
IC101 (2/2)
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
SW
PD
11
12
13
14
54 56
53
55
FILTER
FILO
PCO
CLTV
FILI
EFM
DEMODULATOR
SERIAL
IN
INTERFACE
DIGITAL
FILTER,
NOISE SHAPER
PWM
&
INTEGRATOR
BUFFER
CLOCK
GENERATOR
TIMING
LOGIC
DIGITAL
OUT
INTERNAL BUS
16K
RAM
ERROR
CORRECTOR
SUBCODE
PROCESSOR
60
60
CD XRST
AIN1
AIN2
AOUT1
AOUT2
TO MIRR/DFCT/
FOK DETECTOR
PCMD
BCK
LRCK
C2PO
DOUT
70
77
LOUT1
LOUT2
R-CH
72
75
71
76
A
(Page 23)
EQ
IN
15
3
4
EQ
AC
SUM
17
FEI
RFDC
AMP
28
RFDCO
29
RFDCI
19
TE BAL
COIL
DRIVE
COIL
DRIVE
24
26
28
CD PWM3
CD PWM2
CD PWM1
PWM1
PWM3
PWM2
PWM3
PWM2
PWM1
XLAT
CLOK
DATA
54
CD LD-ON
78CD MUTE
CDM IN-SW 70
CDM OUT-SW 69
IN
OUT
S1
LOADING IN/OUT
DETECT
CDM LOAD-IN 68
CDM LOAD-OUT
67
9
7
RIN
FIN
MOTOR
DRIVE
4
2
OUT1
OUT2
LOADING MOTOR
DRIVER
IC201
M201
(LOADING)
M
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC401 (1/4)
• SIGNAL PATH
: CD PLAY (ANALOG)
: CD PLAY (DIGITAL OUT)
• R-ch is omitted due to same as L-ch.
OPTICAL
TRANSCEIVER
IC202
CD DIGITAL OUT
OPTICAL
CD
L-CH
RFAC
VCA
When the optical
pick-up is inner
position
ON :
MUTING
Q201
MUTING CONTROL
SWITCH
Q203, 204
R-CH
67 66
XTAO
XTAI
X101
16.9344MHz
A+3.3V
S101
(LIMIT)
D+3.3V
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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