Block Diagram - Servo Section - Sony SCD-C222ES Service Manual

6-2. BLOCK DIAGRAM – SERVO Section –
DIGITAL SIGNAL
PROCESSOR
IC509 (2/2)
53 55 52 54 12
RFAC RFAC
ASYMMETRY
1
50
CORRECTOR
(Page 30)
ASYI
49
ASYO
48
DIGITAL CLV
PROCESSOR
24 25
CPU
IC901 (1/3)
75
51 7 8 43 44
SPIN
9
(Page 30)
LDON
4
(Page 30)
SPDA, FJMP1/2
8
(Page 30)
D0 – D7
12 DATA BUS
(Page 32)
A0 – A2
13 ADDRESS BUS
(Page 32)
XHRD, XHWR
14
(Page 32)
CENTER VOLTAGE
DVC
GENERATOR A+3.3V
(+1.65V)
IC703 (2/2)
FILTER
16
GENERATOR
EFM
DIGITAL PLL
DEMODULATOR
32K
INTERFACE
RAM
ERROR
CORRECTOR
TO SERVO AUTO
SEQUENCER
SUBCODE
PROCESSOR
CPU INTERFACE
4 6 5 7 15 79 80 76 77 10 11 13 68
26 37 27 9 34 33 35 71
A0 – A7 D0 – D7
64 58 85 84 12 22 23 89 – 96 14 – 21
RFIN
117
DATA BUS
ADDRESS BUS
INTEGRATOR
IC703 (1/2)
D+3.3V
69
XTAO
72
CLOCK
XTAI
71
PCMD
66
BCK
D/A
67
LRCK
DIGITAL
65
C2PO
14
WDCK
17
DIGITAL DOUT
64
OUT
MD2
63
XRST CD
XRST 2
3
MUTE CD
SPINDLE MOTOR DRIVE
IC708 (2/2)
137
MDIN1
138
DOCTRL 3
MDSOUT
142
MDPOUT
ANALOG SPINDLE
144
MIXER CONRTOL
CLVS
140
SPO
BUFFER
135
IC708 (1/2)
RF FFM
PLL
ASSYMMETRY DEMODULATOR
111 113 114 115
FILTER
D0 – D7
CPU
INTERFACE,
66 – 69, 71, 96, 97, 99, 101,
DMA
73 – 75 102, 104 – 106
A0 – A7
CONTROLLER
XHRD XRD
17
XHWR XWR
18 2 – 5, 7 – 10 41 – 44, 46 – 49
XCS XCS
19 I/O0 – I/O7 I/O8 – I/O15
XINT0 XINT0
20
XINT1 XINT1
21
D-RAM
XWAIT
16 IC706
107
GFS
AUTHENTICATION
109
APEO
167 169 170
31 31
MDAT
BCLK
LRCK
WAVE SHAPER
Q302
XRST CD,
MUTE CD
151 150 148 147 153 146 155 163 158 160 164
SACD DECODER
IC701
CD DSP INTERFACE
SYNC SUBCODE
DESCRAMBLE
CONTROL DEINTERLEAVE & ECC
DMA
FIFO
ATAPI
REGISTER
MAIN DATA ECC & EDC
CD ESP
DVD-ROM CD-ROM
ATAPI
PACKET FIFO
DMA CONTROLLER DAC
(PRIORITY RESOLVE & SEQUENCER) INTERFACE
79, 80, 82 – 87,
95 78 76 94 92 93 159 157 162
89, 91
34 35 18 17 33
21 – 24, 27 – 32
A0 – A9
SCD-C222ES
RFAC
15
(Page 32)
768FS (33.8688MHz)
16
(Page 32)
MDAT, BCLK, LRCK
17
(Page 33)
OPTICAL
DIGITAL (CD)
TRANSCEIVER
OUT OPTICAL
IC309
J303
DIGITAL (CD)
OUT COAXIAL
XRST CD, MUTE CD, XRST DVD
18
(Page 32)
HDB0 –
HDB7 SD0 – SD7
19
(Page 32)
HDB8 SDEF
20
26
HDB9
29
(Page 32)
HDBA –
HDBF
HA0 –
HA2
XSAK,
XSHD,
XDCK,
XSAQ
HDRQ XSAK
21
46
REDY
51
(Page 32)
HINT
54
HCS0
62
HCS1
63
XHRD XSHD
49
XHWR XDCK
48
XHAC XSAQ
53
XHRS
23
WPK
22
(Page 32)
• SIGNAL PATH
: SACD PLAY
: CD PLAY (ANALOG OUT)
: CD PLAY (DIGITAL OUT)
XTAL
23
(Page 32)