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To cancel the timer, perform the following steps:
1. Go to the SYSTEM SETTING: Basic > Presentation Timer menu and highlight 
Off. Press MODE/ENTER. A confirmation message displays.
2. Highlight Yes  and press MODE/ENTER to confirm. You will see the message 
“Timer is Off” displaying on the screen.
Hiding the image
In order to draw the audience's full attention to the presenter, you can use   on the projector 
or BLANK on the remote control to hide the screen image. Press any key on the projector 
or remote control to restore the image.
You can set the blank time in the 
SYSTEM SETTING: Basic > Blank Timer menu to 
let the projector return the image automatically after a period of time when there is no action 
taken on the blank screen. 
CAUTION
Do not block the projection lens from projecting as this could cause the blocking object to 
become heated and deformed or even cause a fire.
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  .
1. Press   on the projector or Lock   on the remote control, or go to the 
SYSTEM 
SETTING: Basic > Panel Key Lock menu
, and select On by pressing  /  on the 
projector or remote control. 
2. A confirmation message is displayed. Select Yes to confirm.
To release panel key lock, press and hold   on the projector or Lock   on the remote 
control for 3 seconds.
You can also use the remote control to enter the SYSTEM SETTING: Basic > Panel Key 
Lock menu and press  /  to select Off.
• Keys on the remote control are still functional when panel key lock is enabled.
• If you press   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.
Freezing the image
Press FREEZE on the remote control to freeze the image. The word 'FREEZE' will be 
displayed in the upper left corner of the screen. To release the function, press any key on the 
projector or remote control.
Even if an image is frozen on the screen, the pictures are running on the video or other 
device. If the connected devices have active audio output, you will still hear the audio even 
though the image is frozen on screen.