Sony HCD-RG490 Service Manual page 66

HCD-RG490/RG590
IC Pin Function Description
CD BOARD IC201 CXD3014A-201R (CD DSP)
Pin No. Pin Name
1
LRCK
2 LRCKI
3
PCMD
4
PCMDI
5
BCK
6 BCKI
7 XTACN
8
XRST
9
VSS
10 IREQ-MP3
11
CLOK
12
DATA2
13
XLAT-MP3
14
REQ-MP3
15
ACK-MP3
16 XLAT
17
VDD
18 SVSS
19
SVDD
20
SENS
21
WFCK
22 XUGF
23
XPCK
24
GFS
25
C2PO
26 SCOR
27
VDD
28
COUT
29
SVSS
30 SVDD
31
MIRR
32
DFCT
33
FOK
34 VSS
35
VDD
36
VSS
37
LOCK
38 MDP
39
SSTP
40
IOVSS1
41
SFDR
42 SRDR
43
TFDR
44
TRDR
45
FFDR
66
I/O
O L/R sampling clock signal output terminal
I L/R sampling clock signal input terminal
O Serial data output terminal
I Serial data input terminal
O Bit clock signal output terminal
I Bit clock signal input terminal
Oscillation circuit on/off control signal input from the system controller
I
"L": oscillation stop, "H": self-oscillation
I System reset signal input from the system controller "L": reset
- Ground terminal
O
MP3 data request signal output to the system controller
I
CD serial data transfer clock signal input from the system controller
I
MP3 serial data input from the system controller
I MP3 serial data latch pulse signal input from the system controller
I
MP3 data request signal input from the system controller
O MP3 acknowledge signal output to the system controller
I
CD serial data latch pulse signal input from the system controller
- Power supply terminal (+1.8V)
- Ground terminal
- Power supply terminal (+1.8V)
O Internal status (SENSE) signal output to the system controller
O Write frame clock signal output terminal Not used
O XUGF signal output terminal Not used
O XPCK signal output terminal Not used
O Guard frame sync signal output terminal Not used
O C2 pointer signal output terminal Not used
O Subcode sync (S0+S1) detection signal output to the system controller
- Power supply terminal (+1.8V)
O Numbers of track counted signal output terminal Not used
- Ground terminal
- Power supply terminal (+1.8V)
O
Mirror signal output terminal Not used
O
Defect signal output terminal Not used
O
Focus OK signal output terminal Not used
- Ground terminal
- Power supply terminal (+1.8V)
- Ground terminal
O
GFS is sampled by 460 Hz "H" output when GFS is "H" Not used
O Spindle motor servo control signal output terminal
I Disc inner position detection signal input terminal
- Ground terminal
O Sled servo drive signal (+) output terminal
O Sled servo drive signal (-) output terminal
O Tracking servo drive signal (+) output terminal
O Tracking servo drive signal (-) output terminal
O Focus servo drive signal (+) output terminal
Description