Display Contrast - Ericsson DIALOG 4223 User Manual

Settings
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Display contrast

You can adjust the contrast for the display.
Press and hold simultaneously until a ring signal is heard.
The display shows:
Setting Mode
Press.
The display shows:
Setting Mode
Display Contrast
Press repeatedly to adjust the contrast.
#
Press to save and exit.
Note: To exit the menu without saving the changes, press
# before you press any of the adjustment keys.
BusinessPhone – Dialog 4223 Professional / Dialog 3213