ViewSonic
53
PJ758/PJ759/PJ760
Please check and clean the air fi lter periodically. When the indicators or a
message prompts you to clean the air fi lter, comply with it as soon as possible.
Replace the air fi lter when it is damaged or too soiled. To prepare a new air fi lter,
contact your dealer and tell the air fi lter type number.
When you replace the lamp, please replace the air fi lter. An air fi lter of specifi ed
type will come together with a replacement lamp for this projector.
Cleaning the air fi lter
1.
Turn the projector off, and unplug the power cord.
Allow the projector to suffi ciently cool down.
2.
Use a vacuum cleaner on and around the fi lter
cover.
3.
Pull the fi lter cover knobs while lifting it. The fi lter
unit which consists of the fi lter’ cover, air fi lter and
fi lter frame will come off.
4.
Use a vacuum cleaner for the fi lter vent of the
projector and the fi lter frame side of the fi lter unit.
If the air fi lter is damaged or too soiled, replace it
according to the following procedure number 5 to 7.
Otherwise, please jump to the procedure number 8.
5.
Pull the fi lter frame’ knob up while holding the fi lter
cover. The fi lter frame will come off and the air
fi lter will appear.
6.
Replace the air fi lter with new one.
7.
Put the fi lter frame back.
8.
Put the fi lter unit back into the projector.
9.
Turn the projector on and reset the fi 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 ▼/▲ button, then press the ► button. A dialog will appear.
(3) Press the ▲ button to select “RESET” on the dialog. It performs resetting the fi lter time.
Maintenance
Air fi lter
NOTE • Please reset the fi lter time only when you have cleaned or
replaced the air fi lter, for a suitable indication about the air fi lter.
• The projector may display the message such as “CHECK THE AIR FLOW”
or turn off the projector, to prevent the internal heat level rising.
WARNING ►Before taking care of the air fi lter, make sure the power cable
is not plugged in, then allow the projector to cool suffi ciently.
►
Use only the air fi lter of the specifi ed type. Do not use the projector without the
air fi lter or the fi lter cover. It could result in a fi re or malfunction to the projector
.
►
Clean the air fi lter periodically. If the air fi lter becomes clogged by dust or the like,
internal temperatures rise and could cause a fi re, a burn or malfunction to the projector.
Filter cover
Filter cover knobs
Filter unit
Filter cover
Filter frame
Air fi lter