Troubleshooting - Zeiss Axiovert 5 digital Instruction Manual

7 Troubleshooting

7 Troubleshooting
The following table provides hints for solving common problems. If you cannot solve the problem
or if you are unsure about a certain technical difficulty, contact your local ZEISS service represen-
tative.
Symptom
No illumination light after
switching on the micro-
scope.
Shading or brightness ir-
regularities in the field of
view of the microscope;
the field of view is not
fully visible.
Asymmetric image sharp-
ness, e.g. one side is
sharp, one side is blurred.
Distinct focus differences
when changing the ob-
jective.
Dirt or dust in the field of
view.
Low resolution and poor
contrast.
Tab. 3: Troubleshooting on the microscope
4 2
Cause
Nosepiece and/or reflector tur-
ret are not engaged to defined
positions.
LED module defective
Nosepiece with objective is
not fully engaged in its locking
position.
Nosepiece is not engaged in
its locking position.
Sample is not fixed correctly
on the mechanical stage.
Objective is not screwed in all
the way.
Dirt of dust on optical surfaces
of objectives, condensers, fil-
ters or samples.
Dirt or dust on optical surfaces
of objectives or condenser.
Instruction Manual ZEISS Axiovert 5 digital | en-US | Rev. 1 | 431030-7021-101
Measure
Move the nosepiece and/or re-
flector turret to the left or
right to engage the nosepiece
and/or reflector turret to de-
fined positions. Then restart
the microscope.
Exchange the LED module
[
}
39].
Engage the nosepiece with the
objective in its locking posi-
tion.
Engage the nosepiece in its
locking position (click-di-
aphragm).
Insert and fix the sample cor-
rectly in the sample holder.
Screw the objective in to the
stop.
Clean the soiled optical com-
ponent [} 38].
ZEISS