Hitachi CP-RX79 - Manual (Page 86)

14
Please check and clean the air lter periodically. When the indicators or a message
prompts you to clean the air lter, comply with it as soon as possible. Replace the lters
when they are damaged or too soiled. To prepare the new lters, make contact with your
dealer and tell the following type number.
Type number : NJ27422
When you replace the lamp, please replace the air lter. An air
lter of specied type will come together with a replacement
lamp for this projector.
1. Turn the projector off, and unplug the power cord. Allow the
projector to sufciently cool down.
2. Use a vacuum cleaner on and around the lter cover.
3. Pick and pull up the lter cover knobs to take it off.
4. Use a vacuum cleaner for the lter vent of the projector.
5. Take the lter out pulling the lter's knob up while holding
the lter cover.
6. Use a vacuum cleaner on both sides of the lter. If the
lter is damaged or heavily soiled, replace it with the new
one.
7. Put the lter back into the lter cover.
8. Put the lter unit back into the projector.
9. Turn the projector on and reset the lter time using the
FILTER TIME item in the EASY MENU.
(1) Press the MENU button to display a menu.
(2) Point at the FILTER TIME using the ▼/▲ button, then
press the ► button. A dialog will appear.
(3) Press the ► button to select “OK” on the dialog. It
performs resetting the lter time.
Cleaning and replacing the air filter
WARNING
►Before taking care of the air lter, make sure the power cable
is not plugged in, then allow the projector to cool sufciently.
►Use only the air lter of the specied type. Do not use the projector without the
air lter or the lter cover. It could result in a re or malfunction to the projector.
►Clean the air lter periodically. If the air lter becomes clogged by dust or the like,
internal temperatures rise and could cause a re, a burn or malfunction to the projector.
NOTE
• Please reset the lter time only when you have cleaned or replaced
the air lter, for a suitable indication about the air lter.
• The projector may display the message such as “CHECK THE AIR FLOW” or
turn off the projector, to prevent the internal heat level rising.
2
Filter cover
7
4
Intake vent
Filter cover
Filter cover knobs
3
Filter Knob