ViewSonic PJ758/PJ759/PJ760 Projector User Manual


 
ViewSonic
53
PJ758/PJ759/PJ760
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.
Replace the air lter when it is damaged or too soiled. To prepare a new air lter,
contact your dealer and tell the air lter type number.
When you replace the lamp, please replace the air lter. An air lter of speci ed
type will come together with a replacement lamp for this projector.
Cleaning the air lter
1.
Turn the projector off, and unplug the power cord.
Allow the projector to suf ciently cool down.
2.
Use a vacuum cleaner on and around the lter
cover.
3.
Pull the lter cover knobs while lifting it. The lter
unit which consists of the lter’ cover, air lter and
lter frame will come off.
4.
Use a vacuum cleaner for the lter vent of the
projector and the lter frame side of the lter unit.
If the air 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 lter frame’ knob up while holding the lter
cover. The lter frame will come off and the air
lter will appear.
6.
Replace the air lter with new one.
7.
Put the lter frame back.
8.
Put the lter unit back into the projector.
9.
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 / button, then press the button. A dialog will appear.
(3) Press the button to select “RESET” on the dialog. It performs resetting the lter time.
Maintenance
Air lter
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 “CHECK THE AIR FLOW”
or turn off the projector, to prevent the internal heat level rising.
WARNING Before taking care of the air lter, make sure the power cable
is not plugged in, then allow the projector to cool suf ciently.
Use only the air lter of the speci ed 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.
Filter cover
Filter cover knobs
Filter unit
Filter cover
Filter frame
Air lter