VIEWSONIC PJD7383 - Manual (Page 39)

Operation 35
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. The word 'BLANK' appears at the lower
right corner of the screen while the image is hidden.
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.
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
POWER.
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.
2. A confirmation message is displayed. Select
Yes to confirm.
To release panel key lock, press and hold for 3
seconds on the projector.
You can also use the remote control to enter the
SYSTEM SETUP: 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 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.
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