Olympus BX53 Інструкція з експлуатації - Сторінка 32

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TROUBLESHOOTING GUIDE

Under certain conditions, performance of the 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.

Problem

1. Observation/illumination System

a) Bulb does not light.

b) Bulb is not lit.

c) Bulb operates, but field of view

remains dark.

d) Field of view is obscured or not

evenly illuminated.

e) Dirt or dust is visible in the field of

view.

f ) Visibility is poor.

· Image is not poor.

· Contrast is poor.

· Details are indistinct.

· Image glares.

Cause

Bulb is burned out.

Power cord is unplugged.

It has been turned OFF due to the

operation of the ECO mode.

Aperture and field iris diaphragms are

not opened wide enough.

Condenser is lowered too much.

Light path selector knob is set to the

position.

Light path selector knob is in an inter-

mediate position.

Revolving nosepiece is not correctly

engaged.

Condenser is not attached properly.

Revolving nosepiece is not attached

properly.

An objective that falls outside of the

condenser's illumination range is used.

Condenser is not properly centered.

Field iris diaphragm is stopped down

too far.

Bulb is not mounted correctly.

Dirt/dust on the eyepiece.

Dirt or the to surface of the condenser.

Dirt/dust on the specimen.

A non-UIS2/UIS objective is used.

Condenser is lowered too far.

Aperture iris diaphragm is stopped

down too far.

Revolving nosepiece is not mounted

properly.

Correction collar on correction collar

equipped objective is not properly

adjusted.

Front lens of objective is dirty.

Immersion oil is not being used with

an oil immersion objective.

Remedy

Replace the bulb. Note that, even

when the filament looks normal, there

may be a wire disconnection in the

terminal section.

Plug power cord into the power outlet.

Set the main switch to OFF then ON

again or press the ECO/NORMAL

switch twice.

Adjust them to proper sizes.

Adjust the condenser height position.

Move the knob to the

position.

Set the knob according to the obser-

vation method.

Make sure that the revolving nosepie-

ce clicks properly into place.

Re-attach it.

Push the side dovetail all the way until

it is stopped.

Use a condenser to match the pur-

pose.

Center the condenser.

Open the field iris diaphragm until an

optimum size.

Push the pins of halogen bulb all the

way until the stop position.

Clean thoroughly.

Use only UIS2/UIS series objectives

with this microscope.

Adjust the condenser height position.

Open the aperture iris diaphragm to

an optimum size.

Push the slide dovetail all the way until

it is stopped.

While focusing, turn the correction

collar to find the position with the best

contrast.

Clean objective.

Use immersion oil.

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