Optoma X402 - Manual (Page 67)

67
English
Appendices
Installing and Cleaning the Dust
Filter
™ Dust filters are
only required/sup-
plied in selected
regions with
excessive dust.
Cleaning the Dust Filter
We recommends cleaning the dust filter every three
months; clean it more often if the projector is used in a
dusty environment.
Procedure:
Switch off the power to the projector by pressing 1. the “ ” button on
the remote control or on the Keypad of the projector .
Disconnect the power cord. 2.
Remove the dust filter slowly and carefully. 3.
Clean or replace the dust filter. 4.
To install the dust filter, reverse the previous steps. 5.
1
2
Installing the Dust Filter