NEC DLP Cinema NP-NC1402L User Manual page 46

4. Using Menus
4-4-3. Reset
Filter Cleaning
Resets the air filter usage time (for confirming the filter cleaning time).
[1] Press the ENTER button, the confirmation screen will appear.
[2] Select "Yes" in the confirmation screen, and then press the ENTER button to reset the filter usage time.
← Press the ENTER button to display the confirmation screen.
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