ReplacementENGLISH - 61 MaintenanceReplace the air filter units.2 ) Put new filters back into the position. Make sure that the filters are fully inserted to the projector.zResetting the Filter CounterJBe sure to reset the Filter counter after replacing the filter. (Æpage 57" Filter counter reset")AttentionTurn off the power before you replace the air filter unit.zWhen attaching the air filter unit, make sure that the projector is stable, and work in an environment that iszsafe, even in the event of the air filter unit dropping.Do not operate the projector with the filters removed. Dust may accumulate on the optical elements degradingzpicture quality.Do not put anything into the air vents. Doing so may result in malfunction of the projector.zDo not wash the filters with water or any other liquid matter. Otherwise the filters may be damaged.zAttaching the Filter Cover to the ProjectorJThe supplied filter cover is designed for preventing dust accumulation on the filter when mounting the projector onthe ceiling.Turn over the projector.1 )Remove the filter cover (bottom).2 ) (Æpage 60)Attaching the filter cover to the projector.3 ) Push the cover as the picture shown.zAttach the projector to the ceiling mount4 )in accordance with the instructionmanuals which come with the ceilingmount.AttentionPlease keep the filter cover (bottom) for later use.zIf the Projector Mount Base ET-PKV100B is applied, the supplied filter cover is unnecessary.zTo Ceiling MountFilter Cover(supplied)Projector