Olympus BX41 Anleitung Handbuch - Seite 23

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Problem

f ) One side of image is blurred.

g) Image appears to waver.

h) Field of view becomes only slightly

brighter when the voltage is raised.

2. Electrical System

a) Bulb intermittently lights and

goes out.

b) Bulb burns out almost immediately.

c) Brightness does not change

when you turn the Light inten-

sity adjustment knob.

3. Coarse/Fine Adjustment

a) Coarse adjustment knob is

hard to turn.

b) Stage drifts down by itself or

focus is lost during observation.

c) Image cannot be focused.

Cause

Recommended immersion oil is not

used.

Dirt/dust on specimen.

Dirt/dust on condenser

Inappropriate object side or cover glass

thickness.

Objective is not correctly engaged in light

path.

Revolving nosepiece is not correctly

mounted.

Stage is not correctly mounted.

Specimen is not correctly mounted on

stage.

Revolving nosepiece is not corrected

mounted.

Objective is not correctly engaged in

light path.

Condenser is not properly centered.

Condenser is lowered too far.

Bulb is nearly burned out.

A connector is not properly connected.

Wrong type of bulb is being used.

Light intensity preset switch is set to ON. Press switch to OFF.

Bulb is not installed.

Bulb is burned out.

Lamp socket is not connected.

Tension adjustment ring is tightened ex-

cessively.

You are trying to raise stage without

coarse adjustment knob while pre-focus-

ing lever is kept locked.

Tension adjustment ring is too loose.

When adjusting stage height, you forgot

to reattach upper stopper screw.

Remedy

Use the provided immersion oil.

Clean it.

Replace with glass of recommended

thickness.

Make sure that revolving nosepiece

clicks into place correctly.

Push slide dovetail all the way until it

is stopped.

Re-attach it.

Place specimen correctly on to of

stage and secure it with slide holder.

Push slide dovetail all the way until it

is stopped.

Make sure that revolving nosepiece

clicks into place correctly.

Center the condenser.

Adjust the condenser height position.

Replace bulb.

Check all connectors.

Use correct bulb type.

Install bulb.

Replace bulb.

Connect lamp socket correctly.

Loose ring.

Unlock pre-focusing lever

Tighten ring.

Reattach upper stopper screw.

BX41

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