Troubleshooting (continued)
Others
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The exhaust vents emit warm air. | • This air comes out after cooling the inside of the projector. You may feel hot, but this is not a malfunction. |
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No audio is output. | • Check that the volume isn’t set to low. |
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| • The microcomputers inside the projector may be wrongly operating because of noise. |
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The menu can’t be used. | J Press the ON button to turn off the lamp and unplug the power cord from the wall outlet. Wait about 10 |
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| • Check that the battery is loaded in the remote control or the battery is not weak. (See page 8.) |
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The remote control doesn’t function easily or at all. | • Check that the remote control sensor isn’t exposed to direct sunlight or fluorescent light. (See page 8.) |
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| • Use the remote control within its operation range. (See page 8.) |
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Abnormal sound is heard. | • Because the color wheel spins at a high speed, metallic sounds may be heard in rare occasions. Such symp- |
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tom is not a malfunction. |
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If the following problem occurs after the lamp is replaced, check the following first.
Problem |
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The projector does not turn on. | • | Fit the lamp cover securely. (See page 20.) | |
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The POWER lights amber and the STATUS lights | • | Reset the lamp operating time. (See page 20.) | |
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Maintenance
Warning:
Do not use flammable solvents (benzene, thinner, etc.) and flammable aerosols when cleaning the projector body and lens. Flammable substances may ignite causing fire or breakdown while the lamp is illuminating.
Caution:
Be sure to turn off the lamp and unplug the power cord from the wall outlet before you perform any maintenance on the projector.
Cleaning of the projector and the ventilation slots
Use a soft cloth to clean the projector and the ventilation grilles. When the grilles become dirty, wipe them with a soft cloth dampened with diluted mild detergent, and then wipe them with a dry cloth.
To protect the surface of the projector from fading or deteriorating:
•Do not spray insecticide on or inside the projector.
•Do not use benzin or thinner to clean it.
•Do not let rubber or plastic materials contact with projector.
Cleaning of the lens
Use a standard
