Leica Biosystems VT1200/VT1200 S - Manual (Page 46)

44 Instructions for Use V 1.4 RevC – 09/2013
7. Malfunctions: Meaning and Troubleshooting
Error No. /
INF No.
Error Troubleshooting Comment
Error 52 - Basic calibration of light
barrier is not possible for
VibroCheck.
- Emitter diode or receiver
is defective.
- VibroCheck is defective.
- Inform service!
Error 53 - VibroCheck blade search
not successful.
- No blade and/or blade
holder swung out or not
installed.
- Emitter diode or receiver
dirty. Clean
- VibroCheck is defective.
- VT1200 drives to the low-
est Z position using the
stepper motor after an
unsuccessful search.
(Allows blade installation)
Communication
between key-
board - VT1200/S
- Communication error
between control unit and
VT
- VT1200 S display lights
up, but remains blank.
- VT1200: row of dots flash-
es.
- Inform service!
- The knife/
blade collides
with the buffer
tray
- The buffer tray was not
pushed in up to the rear
pin or was not clamped
down during installation.
Push in the buffer tray as
far as it will go and clamp
it down with the lever.
- The Vibro-
Check collides
with the blade
- The VibroCheck was not
pushed all the way in or
was not clamped down
during installation.
Push in the VibroCheck as
far as it will go and clamp
it down with the lever.
- Switching from SINGLE to
CONT is not possible.
- In MAN mode, only single cuts are possible.
- The cutting window can-
not be defined.
- In MAN mode, only single cuts are possible.
- If multiple cuts are required, switch to AUTO mode.