Eppendorf epMotion 5070 - Manual (Page 80)

Troubleshooting
epMotion
® 5070
English (EN)
80
11.2 General errors
11.2.1 Optical sensor errors
Symptom/message Cause Remedy
The optical sensor
does not detect the
labware. Plates are not positioned plane on the
worktable.
Plates were inserted in the wrong
direction.  Check to see if the labware is
correctly inserted in the locations.
The optical sensor
does not detect a
plastic plate. Plastic surface is uneven.  Wipe the plate several times using a
damp cloth.
 Carry out a Location detection with a
damp plate.
The optical sensor
does not detect the
pipette tips. The rack is not correctly positioned with
pipette tips.  Position the rack so that the label
faces the front.
 Position the Rack 96 so that the
opening in the lower panel faces the
user.
The optical sensor
does not detect the
level. The surface of the liquid is not plane
(strong meniscus formation). • Smooth the surface by carefully
tapping the rack or plate on the table.
There are bubbles or foam on the surface
of the liquid. • Remove bubbles or foam.