Sony HCD-HPZ7 Service Manual page 187

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• IC Pin Function Description
BD BOARD IC201 CXD3014-201R (RF AMP, DSP, MP3)
Pin No. Pin Name
1
2
3
4
5
6
7
8
9
10 IREQ-MP3
11
12
13 XLAT-MP3
14 REQ-MP3
15 ACK-MP3
16
17
18
19
20
TE
L 13942296513
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
www
41
42
43
.
44
45
46
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I/O
LRCK O L/R sampling clock signal output
LRCKI I L/R sampling clock signal input
PCMD O PCM data output
PCMDI I PCM data input
BCK O Bit clock signal output
BCKI I Bit clock signal input
XTACN I Oscillation circuit
XRST I System reset signal input
VSS — Internal digital ground
O Data transfer request signal output to the system controller
CLOCK I Serial data transfer clock input from the system controller
D ATA2 I Serial data input from the system controller
I Serial data latch pulse input from the system controller
I Data transfer request signal input from the system controller
O Acknowledge signal output to the system controller
XLAT I Latch input from the system controller
VDD — Power supply (+2.5V)
SVSS — Internal digital ground
SVDD — Power supply (+2.5V)
SENS O SENS output to the system controller
WFCK O WFCK output (Not used)
XUGF O XUGF output (Not used)
XPCK O XPCK output (Not used)
GFS O GFS output (Not used)
C2PO O C2PO output (Not used)
SCOR O High output when the subcode sync, S0 or S1, is detected
VDD — Power supply (+2.5V)
COUT I/O Track number count signal input/output (Not used)
SVSS — Internal digital ground
SVDD — Power supply (+2.5V)
MIRR I/O Mirror signal input/output (Not used)
DFCT I/O Defect signal input/output (Not used)
FOK I/O Focus OK signal input/output (Not used)
VSS — Internal digital ground
VDD — Power supply (+2.5V)
VSS — Internal digital ground
GFS is sampled at 460Hz; when GFS is high , this pin outputs a high signal
LOCK I/O
If GFS is low eight consecutive (Not used)
MDP O Spindle motor servo control output
SSTP I Disk innermost detection signal input
IOVSS1 — Internal digital ground
SFDR O Sled drive output
SRDR O Sled drive output
x ao
y
TFDR O Tracking drive output
i
TRDR O Tracking drive output
FFDR O Focus drive output
FRDR O Focus drive output
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HCD-HPZ7/HPZ9
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Description
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