Optoma W307UST User's Manual - Page 50
Replacing and cleaning the optional dust filter, dust filter
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Appendices Replacing and cleaning the optional dust filter We recommend cleaning the dust filter after every 500 hours of use, clean it more often if the projector is used in a dusty environment. Warning! Dust Filters The usage time of the dust filter is reached. Please clean the dust filters for better performance. ™™The optional dust filter should be used in dusty environments. ™™If the dust filter is installed, proper maintenance will prevent overheating and related damage to the projector. When you see this message, please find following steps for cleaning procedure: 2 1 Lamp Replacement Procedure: 1. Switch off the projector power by pressing the " " button. 2. Disconnect the power cord. 3. Pull the latch by the arrow direction. 1 4. Remove the dust filter slowly and carefully. 5. Clean or replace the dust filter. 2 To install the dust filter, reverse the previous steps. 6. Turn on the projector and use "Reset Dust Filter" after the dust filter is re- placed. English 50
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