Mitsubishi Electric CITY MULTI PAR-40MAAU Manuel D'installation page 20

[5] Backlight
The backlight lighting-up time can be set.
[Button operation]
Move the cursor to "Backlight" from the display details setting screen, and select the desired time
(5/10/20/30/60 seconds) with the F4 button. (The factory setting is "30" seconds.)
Note: This setting is effective on the Status display and the Main display.
[6] LED lighting
The LED lighting can be set to either "Yes" (On) or "No" (Off). (The
factory setting is "Yes".)
When "No" is selected, the LED will not light up even during the normal
operation.
(4) Contrast•Brightness
[Button operation]
Select the desired brightness for the remote controller LCD with the F1
and F2 buttons.
Adjust the contrast with the F3 or F4 button. The current level is indicated
with a triangle.
Note: Adjust the contrast and brightness to improve viewing in different lighting
conditions or installation locations. This setting can not improve viewing
from all directions.
(5) Language selection
[Button operation]
Move the cursor to the language you desire with the F1 through F4
buttons.
Press the SELECT button to save the setting.
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