ViewSonic VS11856, Руководство по обслуживанию

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110
ViewSonic Corporation
Confidential - Do Not Copy
PRO8100-1
11. Appendix
Maintaining the Air Filter
The air filter, which is located at the back of the projector, should be replaced or cleaned when
warned by system either because 200 hours of use or rise of internal temperature. 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 air filter:
1. Pull down the filter module cover.
2. Remove the filter module cover.
3. Remove the dirty filter directly.
4. Attach the clean air-filter.
5. Attach the filter cover to the projector.
Replacing the Air Filter
The air filter should be replaced when cleaning is ineffective contact an authorized service center
for the optional air filter.
NOTE
y Turn off the projector and remove the AC power cord from the power outlet before beginning maintenance work.
y Make sure the lens is cool before cleaning.
y Do not use detergents or chemicals other than those noted above. Do not use benzene or thinners.
y Do not use chemical sprays.
y Use a soft cloth or lens paper only.