Sony MHC-RG270 - Block Diagram - CD SERVO Section

HCD-GX355/GX555/RG270/RG475/RG575
2121
HCD-GX355/GX555/RG270/RG475/RG575
6-1. BLOCK DIAGRAM – CD SERVO Section –
SECTION 6
DIAGRAMS
SWITCHING
IC501
(MX)
(EXCEPT MX)
52 – 54
MIACK
8
PO11/BUCK/AD14
36
MILP
5
RESET
2
MICS
4
MIDIO
6
MICK
7
9 RIN
4OUT1
2OUT2
M751
(LOADING)
M
LOADING MOTOR DRIVE
IC701
7 FIN
MP3 DECODER
A/D
CONVERTER
CH2OUTF
CH2OUTR
23
24
21
4
5
5
7
17
18
16
15
RFACI
ASYO
ASYI
FILTER
FILO
PCO
CLTV
FILI
DIGITAL PLL
ASYMMETRY
CORRECTOR
EFM
DEMODULATOR
CD DSP
IC101 (1/2) (EXCEPT MX)
IC101 (1/2) (MX)
IC101 (2/2) (EXCEPT MX)
IC101 (2/2) (MX)
IC251 (EXCEPT MX)
IC251 (MX)
IC301 (EXCEPT MX)
IC301 (MX)
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
SCOR
WFCK XUGF GFS EMPH SENS DATA CLOCK XLAT SBSO
EXCK WFCK SBSO
I-CD-SENS
O-CD-DATA
O-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
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
CD DSP
• SIGNAL PATH
: CD PLAY
: VIDEO
14
13
11
12
I-SCOR
A
CD-L
B
SCOR, SBSO,
EXCK, WFCK
STANDBY
13
11
12
9
10
14
119
108
21 23
3
1
2
7
TO SERVO AUTO
SEQUENCER
42
51 53
XPCK
112
50
52
45
46
6
XRST
100
O-XRST
47
96 97
81
78
117 93
77
86
98 99115107102 105 104 110 111
113
68
31
O-CD-CLK
33 45
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
11
32 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
IC901 (1/4)
S101
(LIMIT)
I-MP3-DI
29
O-MP3-DATA
30
O-MP3-CLK
28
O-MP3-CS
39
I-MP3-ACK
40
I-MP3-REQ
43
O-MP3-LP
44
O-XTCN
34
O-MP3-RESET
38
O-MP3-STB
42
• R-ch is omitted due to same as L-ch.
XTACN
95
48O-LM-R
49O-LM-F
9 RIN
4OUT1
2OUT2
M741
(TABLE)
M
TABLE MOTOR DRIVE
IC712
7 FIN
50O-TM-R
51O-TM-F
73I-CD-NUMBER-SENS
I-E-1 – I-E-3
56I-OPEN-SW
S751
OPEN/CLOSE
DETECT
OPEN
CLOSE
LEVEL SHIFT
Q731
TABLE ADDRESS
SENSOR
IC731
ROTARY
ENCODER
S711
DISC TRAY
ADDRESS DETECT
• Abbreviation
MX : Mexican model
(Page 22)
(Page 22)
Ver. 1.1