ViewSonic PJ513DB Projector User Manual


 
ViewSonic 25 PJ513D/PJ513DB
Hiding the image
In order to draw the audience's full attention to
the presenter, you can use BLANK on the
projector or remote control to hide the screen
image. Press any button on the projector or
remote control to restore the image. The word
'BLANK' appears at the lower right corner of
the screen while the image is hidden. When
this function is activated with an audio input
connected, the audio can still be heard.
You can set the blank time in the SYSTEM
SETUP: 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.
Locking control keys
To prevent unauthorized changes in the settings or accidental button pushes, panel key
lock can be activated to disable all panel key functions except POWER.
1. Press / on the projector or remote
control or go to SYSTEM SETUP: Basic >
Panel Key Lock, and select On by pressing
/ on the projector or remote control.
2. A confirmation message displays. Select
Ye s to confirm.
To release panel key lock, press and hold /
for 3 seconds on the projector or remote
control.
You can also use the remote control to enter SYSTEM SETUP: Basic > Panel Key
Lock and press / to select Off. A confirmation message displays. Select Yes to
confirm.
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.
Once BLANK is pressed, the
projector lamp enters Economic
mode automatically.
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.