106
Version 1.1, Revision B
Troubleshooting
7
Problem
Possible cause
Corrective action
The cutting motor cannot be
started.
Fig. 136
1
• The EMERGENCY STOP button
is pressed or the foot switch is
depressed.
• The handwheel lock is
activated.
• The motor was temporarily
overloaded and was switched
off via the automatic fuse.
• The foot switch or dummy
plug is not connected or not
connected correctly.
• Unlock the EMERGENCY
STOP button and select the
operating mode; release the
foot switch.
• Release the handwheel lock.
• Switch off the instrument and
wait 30 seconds. Push the
button of the automatic fuse
on the rear
of the instrument. Switch the
instrument back on.
• Connect the foot switch or
dummy plug and ensure that it
is connected correctly.
Feed motion no longer occurs.
• The end of the residual path
has been reached.
• The specimen was already
within the residual path when
the instrument was switched
on.
• Select the trimming mode by
pressing
TRIM/SECT
. Then
retract the specimen using the
coarse feed button.
• See above.
The coarse feed buttons can
be used to move the object in a
backwards direction only.
• The motorized sectioning
process is still in progress.
• End motorized sectioning by
pressing the foot switch or the
RUN/STOP
or
ENABLE
button.
The specimen in the residual
path area cannot be returned
using the coarse feed buttons.
• STEP mode is still active (LED
in
SECT
button lights up).
• Press the
TRIM/SECT
button to
switch to the trimming mode.
Return the specimen using the
coarse feed button.
Cutting motor switches
off prematurely in CONT
(continuous stroke) operating
mode.
• Foot switch was held down
too long when starting the
sectioning process.
• The
RUN/STOP
and
ENABLE
buttons of the control
panel were not released
simultaneously after starting.
• Only press the foot switch
briefly to start the sectioning
process.
• Release both buttons
simultaneously.
HOME and STOP are lit up
simultaneously.
• The end position detection is
defective.
• Contact Leica Biosystems
service.
