ViewSonic PRO8300 Projector User Manual


 
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Cleaning the Filter Cover
The filter cover, which is located at the side of the projector, should be cleaned after
every 100 hours of use. If it is not cleaned periodically, it can become clogged with
dust and prevent the projector from being ventilated properly. This can cause over
heating and damage the projector.
To clean the filter cover:
1. Switch the projector off and unplug the AC
power cord from the wall socket.
2. Remove the filter cover as the illustration
shown.
3. Clean the filter cover.
To clean the filter cover, you are advised
to use a small vacuum cleaner designed
for computers and other office equipment.
If the filter cover is torn, replace it.
4. Replace the filter cover.
5. Attach the filter cover.
6. Plug the power back into the projector.
Note
Turn off the projector and remove the AC power cord from the power outlet before
beginning maintenance work.
Make sure the lens is cool before cleaning.
Do not use detergents or chemicals other than those noted above. Do not use benzene
or thinners.
Do not use chemical sprays.
Use a soft cloth or lens paper only.