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.
Power button.
Note: You can
still operate the projector using the projector remote
control.
-
Press the
Menu button on the projector remote
control. - Select the Settings menu and press Enter. You see this screen:
- Select Lock Setting and press Enter.
- Do one of the
following:
- To lock the projector's power button, select
Child Lock > On. You must turn the projector off and then
on again to enable the setting.
Note: To turn the projector on when this setting is enabled, you must press and hold the power button for about 3 seconds.
- To lock all the projector's buttons, select Control Panel Lock > Full Lock. Select Yes on the confirmation screen.
- To lock all the projector's buttons except the power button, select Control Panel Lock > Partial Lock. Select Yes on the confirmation screen.
- To lock the projector's power button, select
Child Lock > On. You must turn the projector off and then
on again to enable the setting.
- Press the Menu button to exit the menu or the
Esc button to return to the previous
screen.
