Hitachi CP-WX4021N Projector User Manual


 
92
Maintenance
Before taking care of the air lter, make sure the power cable
is not plugged in, then allow the projector to cool sufciently.
Use only the air lter of the specied 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.
WARNING
• 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 the “CHECK THE AIR
FLOW” or turn off the projector, to prevent the internal heat level rising.
NOTE
Cleaning and replacing the air lter (continued)
10.
Put the lter cover back into the place.
11.
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 / cursor buttons, then press the
cursor (or the ENTER / the RESET) button. A dialog will appear.
(3) Press the cursor button to select the “OK” on the dialog. It performs
resetting the lter time.