Mitsubishi PLK-E Series Technical Manual page 187

Function mode
Panel related settings
Various settings related to the panel can be made.
[Wallpaper Color Selection]
The wallpaper color (black/white) is reversed. Select the wallpaper that is easy to view.
[LCD Backlight Auto OFF]
The panel will automatically turn OFF if the panel is not touched within the set time.
Setting range : 1 to 9 minutes
Canceling method : Touch the panel which is turned OFF.
(The automatic OFF function will remain "Valid" until the LCD backlight automatic OFF function is
set to "Invalid".)
[Touch Key Lock]
When this function is set to "Valid", the keys will be ignored even if pressed, and the incorrect
operation prevention mode will be entered.
Canceling method: To cancel the incorrect operation prevention mode, press any place on the
panel for three or more seconds. A beep will sound to indicate that the function has been
canceled. (The touch key lock will be completely set to "Invalid" with this cancellation.)
[Touch Key Explanation]
Set whether to validate (show) or invalidate (hide) the explanations that appear on the title bar
when a key is pressed.
[LCD Contrast]
Set the panel contrast.
Setting range: 0 to 99 (The screen will dim as the value is increased.)
[Key Noise Processing]
The noise will increase as this value is increased. The key response speed will also drop. (The
opposite will occur when the value is decreased.)
Setting range: 0 to 10
[Wallpaper No.]
The background of the panel can be selected.
Setting range: 1 to 3
Screen functional mode switch
Switches to the screen matched to the function to use.
[14]-7
Default value: "Normal"
Default value: "Valid", 5 minutes
Default value: "Invalid"
Default value: "Valid"
Default value: "50"
Default value: "0"
Default value: "1"