Cleaning The Air Filter - Sony VPL-CX21 Operating Instructions Manual

Cleaning the Air
Filter
The air filter should be cleaned every 500
hours.
Remove dust from the outside of the
ventilation holes with a vacuum cleaner.
500 hours are approximate. This value varies
depending on the environment or how the
projector is used.
When it becomes difficult to remove the dust
from the filter with a vacuum cleaner,
remove the air filter and wash it.
1
Turn the power off and unplug the
power cord.
2
Place a protective sheet (cloth)
beneath the projector and turn the
projector over.
3
Remove the air filter cover.
4
Remove the air filter.
5
Wash the air filter with a mild
detergent solution and dry it in a
shaded place.
6
Attach the air filter so that it fits into
the each claws (6 positions) on the air
filter covers and replace the cover.
Notes
• If you neglect to clean the air filter, dust
may accumulate, clogging it. As a result,
the temperature may rise inside the unit,
leading to a possible malfunction or fire.
• If the dust cannot be removed from the air
filter, replace the air filter with the supplied
new one.
• Be sure to attach the air filter cover firmly;
the power can not be turned on if it is not
closed securely.

Cleaning the Air Filter

Claws
33