Monitor Lamp indicatorsENGLISH - 29 Maintenance FILTER indicatorThe FILTER indicates the Auto Cleaning Filter (ACF) unit status.Lampindication Information Check point Remedial measureLighting in red The ACF unit has run out.• Check the REMAINING FILTERof STATUS in PROJECTORSETUP menu.• Replace the ACF unit.Blinking in red The ACF unit is notinstalled.*1*1. When the ACF unit is not installed, the filter indicator will blink in red and the power will turn off.• Check the ACF unitcompartment.• Replace the ACF unit.Lighting inorangeThe ACF unit remainsfew. The remaining usetime of the ACF unit isapproximately200 hours. *2*2. 200 hours is the roughly guided time.• Check the REMAINING FILTERof STATUS in PROJECTORSETUP menu.• Request the dealer to purchase the newACF unit.Blinking inorangeThe ACF unit cannotoperate properly.• Is foreign object blocking theACF unit operation?• Remove the foreign object from the ACFunit.• When the foreign object still remained,contact the dealer.NOTE:• When the FILTER indicator is flashing green, the Auto Cleaning Filter (ACF) is normally rolling up.• When the ACF unit is operating, operational sound may be heard.• In a dusty environment, the guided remaining use time will be shorter. Contact the dealer to purchase the new ACF unit earlier.• If using the projector at high elevations 1 400 - 2 700 m (4 593 - 8 858 ft) sea level and HIGH ALTITUDE MODE in PROJECTOR SETUPmenu is OFF, it may cause malfunction of the ACF unit.• Before the FILTER indicator blinks in orange when operational malfunction, mechanical sound of the clutch may be heard.