You
can lock the buttons on the projector's control panel to prevent
anyone from using the projector. You can lock all the buttons or
all the buttons except the power button.
Note: The
projector can still be operated using the remote
control.
Press the Menu button.
Select the Settings menu and press Enter.
Select Lock
Setting and press Enter.
Select the Control
Panel Lock setting and press Enter.
Select one of these lock types and press
Enter:
To
lock all of the projector's buttons, select Full Lock.
To
lock all buttons except the power button, select Partial Lock.