Panasonic PT-EX12KU User Manual

Page of 119
Maintenance/replacement 
92 - ENGLISH
Maintenance
Maintenance/replacement
Before cleaning/replacing the unit
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When cleaning or replacing the unit, always turn off the power and remove the power plug from the outlet. 
(
 pages 41, 44)
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When turning off the power, make sure to follow the procedures in “Powering off the projector” (
 page 44).
Maintenance
Outer case
Wipe off dirt and dust with a soft, dry cloth.
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If the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry off the projector 
with a dry cloth.
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Do not use solvents such as benzene, thinner, rubbing alcohol, household cleaners, or chemical wipes. 
Using them may cause deterioration of the outer case.
Front surface of the lens
Wipe off dirt and dust on the front surface of the lens with a soft, dry, and clean cloth.
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Do not use a cloth that is fluffy, dusty, or soaked with oil/water.
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Do not use excessive force when wiping the lens as it is fragile.
Attention
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Lenses are made of glass. Impacts or excessive force when wiping may scratch its surface. Please handle with 
care.
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Never use flammable solvents or air sprays on or around the projector. The temperature within the projector 
may be extremely hot due to the projection lamp operation. An explosion or fire may still occur even after 
turning off the projector. Other than flammable air spray, the internal parts may also become damaged due to 
cold air.