Leica Biosystems VT1000 S - Manual (Page 29)

27 Leica VT1000 S - Vibrating-blade microtome
6. Malfunctions: Meaning and Troubleshooting
Error messages/symptoms Sources of error Troubleshooting
- Audible warning signal.
- Error code E0.8xx is displayed.
- E-EPROM defective. - Instrument can still be used,
though there will be certain
limitations:
all values will be set to default
values.
New values (sectioning win-
dow, feed, lowering) cannot be
saved.
- Call the Technical Service.
- Audible warning signal.
- Optical signal via red LED.
- The upper limit of the specimen
feed has been reached.
- Leave the upper limit position
(Switch the UP/DOWN button in
DOWN direction).
- Mount a new specimen onto
the specimen holder and start
again.
- Audible warning signal.
- Optical signal via red LED.
- The lower limit of the specimen
level has been reached (height
adjustment of specimen via buf-
fer tray).
- After unlocking the DOWN posi-
tion the buffer tray is automati-
cally raised until the audible and
optical signals turn off.
- Audible warning signal. - User has tried to select a speci-
men thickness via the "+/-" but-
ton that is below the minimum
value (0 µm) or above the maxi-
mum value (999µm).
- Release the "+/-" button.
- Audible warning signal.
(When operating the instrument
for the first time or after the
E-EPROM has been exchanged.)
- The warning signal will cease
automatically after the initializa-
tion phase.