Sony HCD-FR1 Service Manual page 119

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DMB08 BOARD IC401 CXD3068Q (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR)
Pin No. Pin Name
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
TE
L 13942296513
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
www
40
41
42
.
43
44
45
http://www.xiaoyu163.com
I/O
DVDD0 — Power supply terminal (+3.3V) (digital system)
XRST I Reset signal input from the mechanism controller "L": reset
MUTE I Muting on/off control signal input from the mechanism controller
DATA I Serial data input from the mechanism controller
XLAT I Serial data latch pulse signal input from the mechanism controller
CLOK I Serial data transfer clock signal input from the mechanism controller
SENS O Internal status (SENSE) signal output to the mechanism controller
SCLK I SENSE serial data reading clock signal input from the mechanism controller
ATSK I/O Input/output terminal for anti-shock
WFCK O Write frame clock signal output to the DVD decoder
RFCK O RFCK signal output terminal
XPCK O XPCK signal output terminal
GFS O Guard frame sync signal output to the mechanism controller
C2PO O C2 pointer signal output to the DVD decoder
Subcode sync (S0+S1) detection signal output to the DVD decoder and
SCOR O
mechanism controller
C4M O 4.2336 MHz clock signal output terminal
WDCK O Guard subcode sync (S0+S1) detection signal output to the DVD decoder
DVSS0 — Ground terminal (digital system)
COUT O Numbers of track counted signal output to the mechanism controller
MIRR O Mirror signal output to the mechanism controller
DFCT I/O Defect signal input/output terminal
FOK O Focus OK signal output to the mechanism controller
PWMI I Spindle motor external control signal input terminal
LOCK O GFS is sampled by 460 Hz
MDP O Spindle motor servo drive signal output to the DVD decoder
Detection signal input from limit in switch
SSTP I
when "H"
FSTO O 2/3 divider output terminal
DVDD1 — Power supply terminal (+3.3V) (digital system)
SFDR O Sled servo drive PWM signal (+) output
SRDR O Sled servo drive PWM signal (–) output
TFDR O Tracking servo drive PWM signal (+) output
TRDR O Tracking servo drive PWM signal (–) output
FFDR O Focus servo drive PWM signal (+) output
FRDR O Focus servo drive PWM signal (–) output
DVSS1 — Ground terminal (digital system)
TEST I Input terminal for the test
TES1 I Input terminal for the test
VC I Middle point voltage (+1.65V) input terminal
FE I Focus error signal input from the DVD/CD RF amplifier
SE I Sled error signal input from the DVD/CD RF amplifier
TE I Tracking error signal input from the DVD/CD RF amplifier
x ao
y
CE I Middle point servo analog signal input
i
RFDC I RF signal input from the DVD/CD RF amplifier
ADIO O Output terminal for the test
AVSS0 — Ground terminal (analog system)
http://www.xiaoyu163.com
8
Not used
Not used
Q Q
3 6 7 1 3
"H" output when GFS is "H"
Not used
u163
.
Not used
HCD-FR1/FR8/FR9
2 9 9 4 2 8
Description
Not used
Not used
1 5 0 5 8 2 9 9 4
Not used
Not used
The optical pick-up is inner position
m
co
9 9
"H": muting on
2 8 9 9
39