Hitachi CP-WU9100 User Manual page 19

8.
Turn the projector on and reset the filter 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 filter time.
WARNING ► Before taking care of the air filter, make sure the power
cable is not plugged in, then allow the projector to cool sufficiently.
►Use only the air filter of the specified type. Do not use the projector without
the air filter or the filter cover. It could result in a fire or malfunction to the
projector.
►Clean the air filter periodically. If the air filter becomes clogged by dust or the
like, internal temperatures rise and could cause a fire, a burn or malfunction to
the projector.
NOTE • Reset the filter time only when you have cleaned or replaced the air
filter, for a suitable indication about the air filter.
• 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.
19