InFocus IN5122 User Manual page 87

Cleaning and replacing the air filter (continued)
10.
Put the filter cover back into place.
11.
Turn the projector on and reset the filter hours using the RESET FILTER
HOURS item in the BASIC MENU.
(1) Press the MENU button to display the menu.
(2) Highlight RESET FILTER HOURS using the ▲/▼ cursor buttons, then
press the ► cursor (or the SELECT) button. A dialog will appear.
(3) Press the ► cursor button to select the "OK". This resets the filter hours.
WARNING
unplugged, and allow the projector to cool sufficiently.
►Only use specified air filters. Do not use the projector without the air filter or
the filter cover. This can result in a fire or projector malfunction.
►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 projector mal-
function.
NOTE
• Only reset the filter hours when you have cleaned or replaced the air
filter to ensure filter hour accuracy.
• The projector may display a message such as "CHECK THE AIR FLOW" or
turn off the projector, to prevent internal temperatures from rising.
► Before maintaining the air filter, make sure the power cable is
Maintenance
85