Sony HCD-HPX7 - BLOCK DIAGRAM - CD SERVO SECTION -

5959
HCD-HPX7
HCD-HPX7
7-1. BLOCK DIAGRAM — CD SERVO SECTION —
MIACK
8
PO11/BUCK/AD14
36
MILP
5
RESET
2
MICS
4
MIDIO
6
MICK
7
9 RIN
4OUT1
2OUT2
M701
(LOADING)
S701(OUT)
S702(CHUCK)
S811(OPEN)
M
LOADING MOTOR DRIVE
IC701
7 FIN
MP3 DECODER
IC301
A/D
CONVERTER
CH2OUTF
CH2OUTR
23
24
21
4
5
5
7
17
18
16
15
RFACI
FILTER
FILO
PCO
CLTV
FILI
DIGITAL PLL
ASYMMETRY
CORRECTOR
EFM
DEMODULATOR
CD DSP
IC101 (1/2)
MDP
DIGITAL
CLV
PROCESSOR
32K
RAM
ERROR
CORRECTOR
INTERNAL BUS
SQCK SQSO
EXCK
AOUT1
C4M
XTSL
XTAO
XTAI
AOUT2
R-CH
D/A
DIGITAL
INTERFACE
D/A
CONVERTER
SELECTOR
CLOCK
GENERATOR
SUBCODE
PROCESSOR
SCOR WFCK XUGF GFS EMPH SENS DATA CLOCK XLAT SBSO
CD SENS
CD DATA
CD XLT
TEI
FEI
FOCUS/
TRACKING/SLED
SERVO DSP
FOCUS/TRACKING/SLED
PWM GENERATOR
SFDR
CH3FIN
CH4IN
CH3RIN
CH3OUTF
CH3OUTR
CH1FIN
CH1RIN
CH2FIN
CH2RIN
20
MUTE
SRDR
TFDR
TRDR
FFDR
FRDR
SSTP
COUT
MIRR,
DFCT, FOK
DETECTOR
SERVO AUTO
SEQUENCER
SERVO
INTERFACE
CPU INTERFACE
SCLK
TO CPU INTERFACE
FOK
MIRR
DFCT
2
OPIN+
CH4OUTF
CH4OUTF
27
OPOUT
M101
(SPINDLE)
MOTOR
DRIVE
MOTOR
DRIVE
COIL
DRIVE
CH1OUTF
CH1OUTR
COIL
DRIVE
M
M
M102
(SLED)
MOTOR/COIL DRIVE
IC251
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
CD DSP
IC101 (2/2)
• SIGNAL PATH
: CD PLAY
14
13
11
12
CD SCOR
A
CD
STANDBY
13
11
12
9
10
14
119
108
21 23
3
1
2
7
TO SERVO AUTO
SEQUENCER
42
51 53
ASYI
ASYO
45 46
XPCK
112
50
52
6
XRST
100
CD XRST
22
96 97
81
78
117 93
77
86
98 99115107102 105 104 110 111
113
68
38
CD CLK
34 23
LRCK BCK PCMD
LRCKIA
SDI0
63 66 65
16
BCKIA
15
SFSY/LRCKIB
19
SBSY/BCKIB
18 14
LRCKI BCKI PCMDI
SDO0
62 60 61
1124 19
3
26
27
28
29
24
22
20
19
37
36
E
B
A
CD +3V
F
DETECTOR
A
B
C
D
RF
SUMMING
AMP
FOCUS
ERROR
AMP
TRACKING
ERROR AMP
RFACO
FEO
TEO
E
F
AUTOMATIC
POWER
CONTROL
Q10
APC LD
AMP
LD
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSM-215DCP)
PD
I-V AMP
D
C
EQ_
IN
41
35
34
EQ
AC_
SUM
RFAC
VCA
X171
16.9344MHz
SYSTEM CONTROLLER
IC306 (1/3)
S101
(LIMIT)
CD MIDIN
36
CD MIDIO
35
CD MICK
37
CD MICS
26
CD MIACK
32
CD MP3REQ
27
CD MILP
25
XTCN
55
CD MP3RST
33
CD MP3STB
28
CD AMUTE
39
R-CH
MUTING
Q102
CD MUTING
CONTROL
Q317, 318
• R-ch is omitted due to same as L-ch.
XTACN
95
65(CHUCK SW) CDM80 SW2
48(OPEN) SW1
63(OUT SW) CDM80 SW1
59CDM80 LOAD-OUT
60CDM80 LOAD-IN
9 RIN
4OUT1
2OUT2
M871
(LOADING)
M
LOADING MOTOR DRIVE
IC801
7 FIN
51LOD NEG
52LOD POS
9 RIN
4OUT1
2OUT2
M881
(ELV)
M
ELEVATOR MOTOR DRIVE
IC811
7 FIN
49ELV NEG
50ELV POS
S821(LOD POSITION/CLOSE)
46(CLOSE) SW2-1
47(LOD POSITION) SW2-2
S841(8cm)44(8cm) SW4
S831(PUSH-CLOSE)
S861(DICS 1)
S862(DICS 2)
S863(DICS 3)
S864(DICS 4)
S865(DICS 5)
S866(DICS(+1))
45(PUSH-CLOSE) SW3
S851(12cm)61(TRIGGER SW) CDM80 SW3
1CD DISCSENS2
2CD DISCSENS1
40ELV E3
41ELV E2
ROTARY
ENCODER
DAC
R851-856
DAC
R857-862
ELV
S881
42ELV E1
43ELV E0