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PJL9371ViewSonic 55
Maintenance
Cleaning and replacing the air lter
The air lter has two kinds of lters inside. 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. If the lters are damaged or heavily soiled, replace them with the new ones. To
prepare the new lters, make contact with your dealer and tell the following type number.
When you replace the lamp, please replace the air lter. An air lter of specied 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 sufciently 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.
Press up slightly the bottom side knobs to unlock the
bottom side of the lter unit. Pull the center knob to
take the lter unit off.
5.
Use a vacuum cleaner for the lter vent of the
projector and the outer side of the lter unit.
6.
The lter unit consists of two parts. Press down
around the interlocking parts to unlock, then separate
the two parts.
7.
Use a vacuum cleaner for the inner side of each part
of the lter unit to clean them up.
If the lters are damaged or heavily soiled, replace them
with the new ones.
8.
Combine the two parts to reassemble the lter unit.
9.
Put the lter unit back into the projector.
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.
WARNING ►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.
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 the “CHECK THE AIR FLOW”
or turn off the projector, to prevent the internal heat level rising.
Filter cover
Filter unit
Filter cover knobs
Filter unit knobs
Interlock parts
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