APPENDICES
Installing and Cleaning the Optional Dust Filter
We recommend you clean the dust filter every 500 hours of operation, or more often if you are using the projector
in a dusty environment.
When the warning message appears on the screen, do the following to clean the air filter:
Note:
The optional dust filter should be used in dusty environments.
If the dust filter is installed, a proper maintenance will prevent overheat- ing and projector malfunction.
The dust filter is optional.
The specific inter- faces are selected in terms of the specifications of types.
Air Filter Cleaning Procedure:
1. Switch off the power to the projector by pressing the " " button.
2. Disconnect the power cord.
3. Pull out the dust filter, as shown in the illustration.①
4. Carefully remove the dust filter. Then clean or change the filter. ②
To install the filter, reverse the previous steps.
5. Turn on the projector and reset the filter usage counter after the dust filter is
replaced.
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