Troubleshooting
WARNING Lamp Flash Patterns
The WARNING lamp on the Control Panel flashes in red when there is a trouble in the pro- jector.
z Turn off the projector, wait until the cooling fan stops, and remove the power plug from the AC outlet before dealing with the trouble.
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| Flash Pattern | Meaning | Countermeasure |
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| One flash | Temperature | The temperature inside the projector is too high for some rea- |
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| abnormality | son or the outside air temperature is higher than the specified |
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| one. |
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| If the problem is inside the projector, check whether the pro- |
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| jector is installed and operated normally, turn off the projector |
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| to cool its inside, and retry projection. If the same warning |
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| occurs again, the projector may be defective. Contact your |
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| dealer. |
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| Two flashes | Faulty lamp | The lamp has burnt out. Replace the lamp with a new one. If |
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| the same warning is experienced again, the lamp drive circuit |
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| may be defective. Contact your dealer. |
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| Three flashes | Faulty lamp | The lamp cover is open. Turn off the projector and unplug it |
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| cover | from the power outlet, then install the lamp cover and turn on |
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| the projector again. |
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| If the lamp cover has been installed properly, the lamp cover |
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| detection switch may be defective. Contact your dealer. |
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| Four flashes | Faulty cooling | The cooling fan or another component may be defective. Con- |
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| fan | tact your dealer. |
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| Five flashes | Faulty power | The abnormal voltage is applied to some parts in the power |
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| supply | supply or any other failure may be occurred. Turn off the pro- |
TROUBLESHOOTING |
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| jector and unplug it from the power outlet, then plug it to the |
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| outlet and turn on the projector again. Contact your dealer if | |
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| the same warning is given. |
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| Six flashes | System failure | Some of the functions may be defective. Turn off the projector |
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| and retry projection. If the same warning is experienced again, |
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| contact your dealer. |
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