Hitachi CPS210W User Manual page 39

Troubleshooting (continued)
Related Messages (continued)
Message
CLEAN THE AIR FILTER
POWER OFF FIRST,
THEN CLEAN THE AIR FILTER.
AFTER CLEANING THE AIR
FILTER,
RESET THE FILTER TIMER.
ATTENTION • The transparent area of filter cover and the dust-detecting window
should be cleaned for normal operation of the optical dust detecting system. Please
pay attention not to remain fiber or fragment of cloth inside the duct.
Turn off the projector, and unplug the
1
power cord.
After making sure that the projector
2
has cooled adequately, remove the
filter cover.
Hold the release buttons of the filter cover, while
pulling up it.
Wipe the transparent area of the filter
3
cover by using a swab or a soft cloth.
Remove the air filter.
4
Hold the release buttons of the air filter, while pulling
down it.
Wipe the dust-detecting window by
5
using a soft cloth.
Replace the air filter and filter cover.
6
38
A note of precaution when cleaning the air filter.
Please immediately turn the power OFF, and clean or change
the air filter by referring to the "Air Filter" section of this manual.
After you have cleaned or changed the air filter, please be sure
to reset the filter timer.If the same message is displayed after
the treatment, please clean the transparent area of filter cover
and the dust-detecting window, according to the following.
(Bottom side)
Description
Release buttons
Filter cover
Transparent area
Release buttons
Dust detecting window
(Rear side)
Filter cover
Air filter