Olympus GX41 Gebruiksaanwijzing - Pagina 21

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Olympus GX41 Gebruiksaanwijzing

TROUBLESHOOTING GUIDE

Under certain conditions, performance of the microscope may be adversely affected by factors other than defects. If problems
occur, please review the following list and take remedial action as needed.
If you cannot solve the problem after checking the entire list, please contact Olympus for assistance.
Trouble
1. Optical System
a) Although the illumination is
on, the field of view is dark.
b) The edges of the field of view
are shaded, or the field of view
brightness is uneven.
c) Dust and smudges are no-
ticeable in the field of view.
d) The image appears shiny.
e) Resolution problems
· Images are not sharp.
· Contrast is wrong.
f ) The image is partially out of
focus.
g) The visual field is yellowish
even when an LBD filter is
engaged.
Cause
The lamp socket is not pushed in
securely.
The socket pin is not connected to the
illumination unit.
The bulb is burned out.
The brightness adjustment control is set
too low.
The aperture iris diaphragm is stopped
down.
The polarizer and analyzer are engeged.
The mounted lamp is not the one speci-
fied.
The revolving nosepiece is not clicked into
position.
The analyzer or dummy slider is not cor-
rectly positioned.
The specimen is dirty.
The eyepiece is dirty.
The dustproof glass is dirty.
The aperture iris diaphragm is stopped
down.
The objective is not correctly positioned
in the light path.
The aperture iris diaphragm is opened
or stopped down too much.
Objective, eyepiece, or specimen vessel
is dirty.
The dustproof glass is dirty.
The objective is not correctly positioned
in the light path.
The specimen is not correctly placed on
the stage plate.
The ND filter is also engaged and it is
accidentally parallel with the LBD filter.
Remedy
Push it in all the way.
Connect it securely.
Replace it with a new one
Set it to the appropriate position.
Open the aperture iris diaphragm.
Disengage them.
Use the specified 6 V, 30 W halogen lamp.
Turn the nosepiece slightly until it clicks
into position.
Push it in all the way.
Clean the specimen.
Clean the eyepiece.
Clean it thoroughly.
Open the aperture iris diaphragm.
Turn the nosepiece slightly until it clicks
into position.
Adjust the aperture properly.
Clean it.
Clean it thoroughly.
Turn the nosepiece slightly until it clicks
into position.
Put it on the stage correctly.
Touch either filter so that the two filters
are not parallel.
GX41
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