Olympus BX46 Manuel d'instructions - Page 29

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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

Bulb does not light.

Bulb is blown immediately.

Field of view is dark.

Brightness cannot be varied.

Field of view is obscured or not

evenly illuminated.

Lamp

Cause

LED

Power is not ON.

Common

Power cord is unplugged.

Common

Connectors are connected im-

properly.

Halogen

Bulb is not attached.

Halogen

Bulb is burned out.

Halogen

The TL4 is not ON.

Halogen

The bulb is not a designated

one.

LED

LIM setting is inappropriate.

Common

Aperture and field iris diaphragms

are not opened wide enough.

Common

Light path selector knob is set to

the

position.

Common

Condenser is not properly cen-

tered.

Common

Condenser height is too low.

Common

ND filter is engaged.

LED

LIM is not ON.

Halogen

LED brightness adjustment knob

is rotated.

Common

Condenser is not properly

centered.

Common

Condenser height is too low.

Common

Light path selector knob is set in

an intermediate position.

Common

Objective is not correctly enga-

ged.

Common

Condenser top lens is not swit-

ched properly.

Common

An objective that falls outside

of the condenser's illumination

range is used.

Common

Condenser is not properly

centered.

Common

Field iris diaphragm is stopped

down too far.

Halogen

Bulb is not mounted correctly.

Remedy

Set the main switch to " I " (ON).

Plug power cord into the power

outlet.

Connect connectors securely.

Attach a halogen bulb.

Replace bulb.

Set the main switch of the TL4

to " I " (ON).

Replace bulb with a designated

one.

Set LIM again.

Adjust them to proper sizes.

Set the knob to the

position.

Center the condenser.

Adjust correctly.

Disengage the ND filters.

Switch the LIM function OFF.

Use the brightness adjustment

knob of the TL4.

Center the condenser.

Adjust correctly.

Set to the desired click position.

Make sure that the revolving

nosepiece clicks properly into

place.

Swing out the top lens when

using a 4X or higher-power

objective.

Use the objective with the specified

magnification.

Center the condenser.

Open the field iris diaphragm to

an optimum size.

Push the pins of halogen bulb all

the way until the stop position.

BX46

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