Hitachi CP-S235W User Manual page 67

Air Filter
Air Filter
WARNING • Please carefully read the "User's Manual - Safety Guide.
• Before replacing the air filter, make sure the power switch is off and the power cable is not plugged in,
and then wait for the projector to cool sufficiently.
• Use the air filter of the specified type only. Type number: NJ08292 (sold separately)
• Do not use the projector with the air filter and filter cover removed. The use without the air filter could result
in damage.
CAUTION • Do not reset the filter timer without cleaning or replacing the air filter.
• If the air filter becomes clogged by dust or the like, internal temperature rises and could cause
malfunction. The power is automatically turned off in order to prevent the projector from overheating internally.
Caring For The Air Filter
The air filter should be cleaned about every 100 hours. If the indicators or a message prompts you to
clean the air filter, clean the air filter as soon as possible. If the air filter becomes clogged by dust or
the like, internal temperature rises and could cause malfunction.
Turn off the projector, and unplug the power cord.
1
Apply a vacuum cleaner to the top of the filter cover to clean the air filter.
2
Reset the filter timer, according to following "Reset The Filter Timer".
3
Replacing The Air Filter
If the soiling will not come off the air filter, or it becomes damaged, then it needs to be replaced.
Please replace the air filter as soon as possible.
Turn off the projector, and unplug the power cord.
1
Contact your local dealer to prepare a new air filter. Tell the dealer
2
your air filter type number.
After making sure that the projector has cooled adequately,
3
remove the filter cover. Hold the release buttons of the filter
cover, while pulling up it.
Hold the release buttons of the air filter, while pulling down it.
4
Insert a new air filter, and replace the filter cover.
5
Reset the filter timer, according to following "Reset The Filter Timer".
6
Reset The Filter Timer
Only after cleaning or changing the air filter, the filter timer has to be reset. To reset the filter timer,
Turn on the projector. While the projector running, press the MENU button to open the
1
menu.
Choose the "OPTION" on the menu using the
2
or ENTER button.
Choose the "FILTER TIME" using the
3
button of projector or the RESET button of remote control for 3 seconds.
Choose the "RESET" using the
4
button, then press the
/
button, then press and hold the
/
button.
Filter cover
Filter cover
Release buttons
Release buttons
Air filter
button
9