To adjust the contrast on the display to a comfortable level:

  • Press Menu button.
  • Select Settings followed by Basic, Contrast.
  • Press the Up or Down soft keys to increase or decrease the display contrast.
  • Press the Save soft key to accept changes or Left Arrow to cancel changes.
  • Press Menu button, or Left Arrow repeatedly to return to the idle display.

Polycom SoundPoint 335 - Display Contrast