Troubleshooting

WARNING Lamp Flash Patterns

The WARNING lamp on the Control Panel flashes in red after the projector is turned off when there is a trouble in the projector.

z Wait until the cooling fan stops and disconnect the power plug from the AC outlet before dealing with the trouble.

 

 

Flash Pattern

Meaning

Countermeasure

 

 

 

 

 

 

 

One flash

Temperature

The temperature inside the projector is too high for some rea-

 

 

 

abnormality

son or the outside air temperature is higher than the specified

 

 

 

 

one. If the problem is inside the projector, check whether the

 

 

 

 

projector is installed and operated normally, unplug the pro-

 

 

 

 

jector from the power outlet to cool down the inside of it and

 

 

 

 

retry projection. If the air intake or exhaust vent is blocked,

 

 

 

 

remove the obstacle. If the same warning occurs again, the

 

 

 

 

projector may be defective. Contact your dealer.

 

 

 

 

 

 

 

Two flashes

Faulty lamp

The lamp has burnt out. Replace the lamp with a new one. If

 

 

 

 

the same warning is experienced again, the lamp drive circuit

 

 

 

 

may be defective. Contact your dealer.

 

 

 

 

 

 

 

Three flashes

Faulty lamp

The lamp cover is open. Unplug the projector from the power

 

 

 

cover

outlet, then install the lamp cover and turn on the projector

 

 

 

 

again.

 

 

 

 

If the lamp cover has been installed properly, the lamp cover

 

 

 

 

detection switch may be defective. Contact your dealer.

 

 

 

 

 

 

 

Four flashes

Faulty cooling

The cooling fan or another component may be defective.

 

 

 

fan

Unplug the projector from the power outlet, then plug it to the

 

 

 

 

outlet and turn on the projector again. Contact your dealer if

 

 

 

 

 

 

 

 

the same warning is given.

 

 

 

 

 

TROUBLESHOOTING

 

Five flashes

Faulty power

The abnormal voltage is applied to some parts in the power

 

 

supply

supply or any other failure may be occurred. Unplug the pro-

 

 

 

 

 

 

 

jector from the power outlet, then plug it to the outlet and turn

 

 

 

 

on the projector again. Contact your dealer if the same warn-

 

 

 

 

ing is given.

 

 

 

 

 

 

 

Six flashes

System failure

Some of the functions may be defective. Turn off the projector

 

 

 

 

and retry projection. If the same warning is experienced again,

 

 

 

 

contact your dealer.

 

 

 

 

 

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