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Cleaning and replacing the air filter (continued)
10.
Put the filter cover back into the place.
11.
Turn the projector on and reset the filter time using the FILTER HOURS
item in the EASY MENU.
(1) Press the MENU button to display a menu.
(2) Point at the FILTER HOURS using the ▲/▼ cursor buttons, then press
the ► cursor (or the ENTER / the RESET) button. A dialog appears.
(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 and
so on, 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.
LWU720i/LHD720i/LWU620i
Setup Guide
20
020-001337-01 Rev. 1 (10-2017)
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