To adjust the contrast on the display of your Polycom 650 SoundPoint phone to a comfortable level:
- Press Menu.
- Select Settings followed by Basic, Contrast.
- Press the or soft keys to increase or decrease the display contrast. You can also use the volume keys to increase or decrease the diplay contrast.
- Press the Ok or Cancel soft keys to accept or cancel changes.
- Press Menu or the Exit soft key repeatedly to return to the idle display.