Troubleshooting

WARNING Lamp Flash Patterns

The WARNING lamp on the Control Panel flashes in red when there is a trouble in the pro- jector.

Turn off the projector, wait until the cooling fan stops, and remove 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 reason

 

abnormality

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, turn off the projector to cool

 

 

its inside, 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. Turn off the projector and unplug it from

 

cover

the power outlet, then install the lamp cover and turn on the pro-

 

 

jector 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. Con-

 

fan

tact your dealer.

 

 

 

Five flashes

Faulty power

The abnormal voltage is applied to some parts in the power

 

supply

supply or any other failure may be occurred. Turn off the projec-

 

 

tor and unplug it 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.

 

 

 

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