t-
c
c
(13) Speed can be controlled normally, but spindle cannot be
stopped in position (oriented sindle stop) . . . . .
Cause
Checkup
Remedy
Speed can be
de-
Check if position feedback
Replace the
posi-
creased to
"ori-
encoder or magnesensor
tion detector
or
ented spindle
is in good condition.
replace card SF-CR;
stop"
speed, but
Run the motor under speed
DAJ or TLJ.
motor does not
control to check position
stop.
feedback signal.
Check the signals on the
i
-
'following check pins of
cards SF-ORJ, DAJ and
TLl
while the motor is running
forward.
CHl-CH6
(DG)
:
CH2-CH6
(DG)
CH3-CH6
(DG)
&
(Mark pulse)
Check on the following pins
of card SF-ORJ,
DA1
and TLJ
while the motor is running
forward.
CH4-CH6
(DG)
3-sv
%-
CON4(16)
or
CONB(10)
-a-r6
(DG)--~
Oriented spindle
Backlash in encoder is
Reduce the back-
stop position in
large.
lash.
forward rotation
deviates from
oriented stop po-
sition in reverse
rotation (during
multipoint ori-
ented spindle
stop).
-113-
To Next Page
Loading...
