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CLD-Al00
3) Slider molor control
The
mechan
ism
control
Ie
controls
the
drive
signal output from
pin20
o
f
the
FTS
servo
Ie
by
the:
serial
command.
The voltage applied
to
the
slider mo tor
is
switc
hed
ac~:ording
1
0
the
dUly o
f the PWM signal
as follows.
The
PWM
cycle
is
36m5.
Motor
operation
SLDA DRV
Duty
("1
Motor
Vottage
M
Stop
0
0
Forced
FWD
100
Focul OFF
~
5
Forced REV
100
5
Forcad FWD
Foc
ul ON
22-
83
---u--u-u-
~5
Forced
REV
22-83
~
:
136m.
I
Fig.
8-5
4) Audio
control
Digital aud
io
channel
switching is
performed
by
the
CXD2500BQ
by
using
a
command from
the
microcomputer.
DIGITAL
S01 SO,
L
-
eh l
in. Out
R
-
ehLlnaOu
t
..
,
.
13
l
l
Analog
l
ch
Analog
R
ch
l
H
l
Analog
l
ch
Analog
L
ch
l
H
An
alog
R
ch
Analog
A
ch
H
H
MUle
Mute
Digital
L
ch
Digital
R
ch
H
l
l
Digital L
eh
Oigilal
l
ch
Digital
R
ch
Digita
l
R
ch
Digital
-
12dB
-
L
Digital
-
12dB
-
l
Table.
8-1
90
•
SLDR POSITION
•
The
following
positions can be
detected by using
two
switches
in
combination.
P001 78
PARK
IN
(6Opin)
PARK OUT
(61pin)
MODE
lO ACTlV[
LO
Inside
position
Ind
icates
the
starting
position of
the active program
area
of an LD
dlsc(R55-R55.8).
COV
Inside position
Indicates the starting position
of
the video portion
of
a COY
dlsc(R38.1-R38.9).
CO
Inside
position
-
Indicates the starting position
of
the active
program area
01
a
CO
d i,c{R26-R2
7.1).
R:The distance from the center
of
the
spindle
motor.
Fig.
8-6
$W3"
ON
-
I
- OFF
SW2'
H
I
SW1"
i
I
,
i
,
DECODE
0
I
2
3
5
7
8
"' D E
""
LOAD ltG
"'..,
...
TI
LT
-
TILT
•
LIMIT
Fig.
6-7l0ADIN
GfTllT
POSITION
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