Utilizing FAQ function
The INFORMATION menu contains possible solutions to problems encountered by users regarding image quality, installation, special feature operation and service information.
To get the FAQ information:
1. Press 
/ 
on the projector or remote control or press MENU/EXIT to open the OSD menu and press 
/ 
to highlight the
INFORMATION menu.
2. Press 
to select
information you want to know.
3.Press Mode/enter on the projector or ENTER on the remote control.
4.Press 
/ 
to select the a problem and press
Mode/enter on the projector or ENTER on the remote control for possible solutions.
To exit the OSD menu, press MENU/EXIT.
Locking control keys
With the control keys on the projector locked, you can prevent your projector settings from being changed accidentally (by children, for example). When the Panel Key Lock is on, no control keys on the projector will operate except Power and LASER.
1. Press 
/ 
on the projector or remote control or
go to the SYSTEM SETUP: Basic > Panel Key Lock
menu, and select On by pressing 
/ 
on the projector or remote control. A confirmation message displays.
2. Highlight Yes and press Mode/enter on the projector or ENTER on the remote control to confirm.
To release panel key lock, press and hold 
/ 
on the remote control or projector for 3 seconds.
You can also use the remote control to enter the SYSTEM SETUP: Basic > Panel Key Lock menu and press 
/ 
to select Off.
•Buttons on the remote control are still in use when panel key lock is enabled.
•If you press Power to turn off the projector without disabling panel key lock, the projector will still be in locked status the next time it is turned on.