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11. Maintenance
11. MAINTENANCE
WARNING: Do not use flammab le 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.
Ask your dealer for annual cleaning of the inside of the projector. If you continue to use the projector with
dust inside, it may result in fire or malfunction.
Do not put any foreign object into the filter unit. It may cause malfunction.
11.1 Cleaning of the projector and the vents
About the cleaning
Use a soft cloth to clean the projector and the vents. Wh en the vents become dirty, wipe them with a soft cloth dampened with
diluted m ild detergent, and then wipe them with a dry cloth.
Clean the inside of the side and rear covers frequently as dust is apt to be collected.
To protect the surface of the projector from fading or deteriorating:
• Do not spray insecticide on or inside the projector.
• Do not use benzine or thinner to clean it.
• Do not let rubber or plastic materials contact with projector.
11.2 Cleaning of the lens
About cleaning the lens
Use a standard lens-cleaning brush or a piece of lens tissue dampened with lens cleaning fluid. The lens surface is fragile. Use only
recommended, nonabrasive lens-cleaning materials. Do not touch the lens with y our fingers.
11.3 Automatic cleaning filter
About cleaning filter
This projector is equipped with an automatic cleaning filte r. The burdensome filter cleaning is automatically carried out.
• cleaned after the designated time elapses.
• When the cumulative operation time since the last cleaning of the automatic cleaning filter exceeds the designated time, the
filter is cleaned automatically after yo u turn off the projector by pressing the P O W ER key.
Important:
When the cumulative operation time has exceeded the designated time and you run the projector continuously for 24 hours after
turning on the pow er, the automatic cleaning filter works while the projector is operating.
11.3.1 Setting the cleaning interval
What can be done?
You can set the cleaning interval of the automatic cleaning filter using the menu.
How to set
1. Display the INSTALLATION 2 menu in the ADVANCED menu.
2. Select FILTER MENU by pressing the ▲ or ▼ key.
R5905597 PHXX SERIES 28/01/2014
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