Olympus CK40 Instrukcja obsługi - Strona 32
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TROUBLESHOOTING GUIDE
Under certain conditions, performance of this unit 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 your local Olympus representative 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.
· Image details lack definition.
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Cause
The socket pin is not connected to the
illumination unit.
The bulb is burned out.
The brightness adjustment control is set
too low.
Too many filters are stacked in the filter.
The mounted lamp is not the one speci-
fied.
The input voltage selector is not set at
the required position.
The revolving nosepiece is not clicked into
position.
The filter is stopped halfway.
The phase slider is not installed properly.
The specimen is dirty.
The eyepiece 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.
You are using an objective with a correc-
tion collar that has not been adjusted.
The condenser lens, objective, eyepiece,
or specimen vessel is dirty.
The thickness of the specimen slide or
the bottom of the culture vessel exceeds
2 mm.
You are using a brightfield objective.
The light annulus of the condenser does
not match the phase annulus of the ob-
jective.
Remedy
Connect it securely.
Replace it with a new one.
Set it to the appropriate position.
Reduce them to the minimum required
number.
Use the specified 6 V, 30 W halogen lamp.
Set it according to the line voltage.
Turn the nosepiece slightly until it clicks
into position.
Push it in all the way.
Move the slider until it clicks into position.
Replace it with a clean specimen.
Clean the eyepiece.
Open the aperture iris diaphragm.
Turn the nosepiece slightly until it clicks
into position.
Adjust the aperture properly.
While focusing on the specimen, turn the
collar until the image looks best.
Clean it.
Use one with a bottom thickness of 2 mm
or less.
Use a phase contrast objective.
Use a light annulus that matches the
phase annulus of objective.
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