Hitachi CC9SM, Service Manual

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CP-S245(CC9SMN)/CP-X255
/ED-X8255
(CC9XMN)
/PJ656(CC9XM)
6-5 Air filter
WARNING
• Before caring, make sure the power switch is off and the power cable is not plugged in, then allow the
projector to cool suffi ciently. The care in a high temperature state of the projector could cause an electric
shock, a burn and/or malfunction to the projector.
• Use only the air fi lter of the specifi ed type. Do not use the projector with the air fi lter and the fi lter cover
removed. It could result in a fi re and/or malfunction to the projector.
• The air fi lter should be cleaned periodically. If the air fi lter becomes clogged by dust or the like, internal
temperatures rise and could cause a fi re, a burn and/or malfunction to the projector.
NOTE
• Please replace the air fi lter when it is damaged or too soiled, and also when you replace the lamp.
• Please reset the fi lter time only when you have cleaned or replaced the air fi lter, for a suitable indication
about the air fi lter.
• The projector may display the message such as “CHECK THE AIR FLOW” or turn itself off, to prevent the
internal heat level rising.
If the air fi lter becomes clogged by dust or the like, internal temperatures rise and could cause a fi re, a burn
and/or malfunction to the projector. When the indicators or a message prompts to clean the air fi lter, clean
the air fi lter as soon as possible.
Please check and clean the air fi lter periodically, even if there is no message.Please replace the air fi lter
when it is damaged or too soiled.
And also when you replace the lamp, please replace the air filter. An air filter of specified type will come
together with a replacement lamp for this projector.
1. Turn the projector off, and unplug the power cord. Allow the lamp to
cool for at least 45 minutes.
2. When the projector is suspended from the ceiling, apply the vacuum
cleaner to and around the fi lter cover fi rst, to prevent penetration of
dust or the like.
3. While supporting the projector with one hand, use your other hand to
pull the fi lter cover forward in the direction of the arrow. Remove the
air fi lter.
4. Apply a vacuum cleaner to the air fi lter and the fi lter cover. Please replace the air fi lter when it is damaged
or too soiled.
5. Replace the air fi lter in its original position. Secure the air fi lter in place by pressing each of the six
locations.
Make sure there is no dust or dirt remaining after the cover is in place.
If any dust or dirt remains, use a vacuum cleaner to remove it as when
placing the fi lter cover on the air fi lter.
Reattach the fi lter cover to the projector by aligning the fi lter cover with
the grooves on the projector. While holding the handle, push down on
the fi lter cover until it locks fi rmly in place.
6. Turn the projector on and reset the fi lter time using the FILTER TIME
function.
(1) Press the MENU button to display a menu. When the EASY MENU has
appeared, please skip the next step (2).
(2) Point at the “OPTION” in the left column of the menu using ▼/▲
button, then press the ► button.
(3) Point at the “FILTER TIME” using ▼/▲ button, then press the ► button. A dialog will appear.
(4) Press the ▲ button to select “RESET” on the dialog. It performs resetting the fi lter time.
Handle
Filter cover
Filter cover
Air fi lter
Air fi lter’s
knob
mark