Backlight And Contrast Adjustments - METREL MI 3122 Instruction Manual

MI 3122 Smartec Z Line-Loop / RCD

3.4.7 Backlight and contrast adjustments

With the BACKLIGHT key backlight and contrast can be adjusted.
Click
Keep pressed for 1 s
Keep pressed for 2 s
Keys for contrast adjustment:
DOWN
UP
TEST
Function selectors
Toggles backlight intensity level.
Locks high intensity backlight level until power is turned off or the
key is pressed again.
Bargraph for LCD contrast adjustment is displayed.
Figure 3.7: Contrast adjustment menu
Reduces contrast.
Increases contrast.
Accepts new contrast.
Exits without changes.
16
Display organization