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9
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
Cause
Remedy
Page
1. Optical System
a) Although the illumination is
on, the field of view is dark.
The socket pin is not connected to the
illumination unit.
Connect it securely.
The bulb is burned out.
Replace it with a new one.
The brightness adjustment control is set
too low.
Set it to the appropriate position.
Too many filters are stacked in the filter.
Reduce them to the minimum required
number.
The mounted lamp is not the one speci-
fied.
Use the specified 6 V, 30 W halogen lamp.
The input voltage selector is not set at
the required position.
Set it according to the line voltage.
b) The edges of the field of view
are shaded, or the field of view
brightness is uneven.
The revolving nosepiece is not clicked into
position.
Turn the nosepiece slightly until it clicks
into position.
The filter is stopped halfway.
Push it in all the way.
The phase slider is not installed properly.
Move the slider until it clicks into position.
c) Dust and smudges are no-
ticeable in the field of view.
The specimen is dirty.
Replace it with a clean specimen.
The eyepiece is dirty.
Clean the eyepiece.
d) The image appears shiny.
The aperture iris diaphragm is stopped
down.
Open the aperture iris diaphragm.
e) Resolution problems
· Images are not sharp.
· Contrast is wrong.
· Image details lack definition.
The objective is not correctly positioned
in the light path.
Turn the nosepiece slightly until it clicks
into position.
The aperture iris diaphragm is opened
or stopped down too much.
Adjust the aperture properly.
You are using an objective with a correc-
tion collar that has not been adjusted.
While focusing on the specimen, turn the
collar until the image looks best.
The condenser lens, objective, eyepiece,
or specimen vessel is dirty.
Clean it.
The thickness of the specimen slide or
the bottom of the culture vessel exceeds
2 mm.
Use one with a bottom thickness of 2 mm
or less.
You are using a brightfield objective.
Use a phase contrast objective.
The light annulus of the condenser does
not match the phase annulus of the ob-
jective.
Use a light annulus that matches the
phase annulus of objective.
4
4
12
17
4
8
11
7
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iii
17
11
17
18
iii
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19, 25
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Summary of Contents for CK30
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