Optoma EH500 User Manual page 44

User Controls
N N
ote
ote
Hold "ENTER" key on
keypad for 5 seconds to
unlock keypad
44
Keypad Lock
Lock the buttons on the projector top panel.
On—a warning message displays to confirm keypad lock.

Off—projector keypad functions as normal.

Test Pattern
Display a test pattern. There are Grid, White and None.
Background Color
Select the desired background color for the projected image when
no source is detected.
Remote Settings
Enter the Remote settings. See page 47 for more information.
12V Trigger
Press ◄► to select 12V Trigger whether output or not.