Maintenance

Maintenance/replacementBefore maintaining/replacing the unit

zzMake sure to turn off the power before maintaining or replacing the unit. ( pages 48, 51)

zzWhen switching off the projector, make sure to follow the procedures in “Switching off the projector” ( page 51).

Maintenance

■■Outer case

Wipe off dirt and dust with a soft, dry cloth.

zzIf the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry off the projector with a dry cloth.

zzDo not use benzene, thinner, or rubbing alcohol, other solvents, or household cleaners. Doing so may deteriorate the outer case and peel off the paint.

zzWhen using chemically treated dust cloths, follow the instructions written on its packaging.

■■Lens

If dirt or dust accumulates on the surface of the lens, it will be enlarged and projected onto the screen. Wipe off dirt and dust from the front surface of the lens with a soft clean cloth.

zzDo not use a cloth that is fluffy, dusty, or soaked with oil/water.

zzSince the lens is fragile, do not use excessive force when wiping the lens.

Attention

zzThe lens is made of glass. Impacts or excessive force when wiping may scratch its surface. Please handle with care.

■■Air filter unit

Perform maintenance of the air filter unit in the following cases.

zzThe air filter is clogged with dust, causing the filter replacement message to appear on the screen and the filter indicator <FILTER> to light in red.

1) Remove the air filter cover.

zzUse a Phillips screwdriver to turn the air filter cover screw counterclockwise until it turns freely, and then remove the air filter cover.

Air filter cover fixing screw

Air filter cover

2) Pull out the air filter unit.

zzRemove the air filter unit frame at the front side (with the lens) from the tab of the projector body while slightly pressing the center and pull out in the direction of the arrow, and then remove the frame at the opposite side from the tab.

zzAfter pulling out the air filter unit, remove large foreign objects and dust from the air filter unit compartment and the air intake port of the projector body if there are any.

Air filter unit compartment and the projector’s air intake port

Tabs on the projector body

Tabs on the projector body

Air filter unit

Attention

zzTake care not to touch the radiator fin when removing dirt or dust.

144 - ENGLISH