ESI phone - How to turn up the ringer notification volume

To raise or lower ringer volume on ESI Phone:

  1. Press the PROGRAM Button
  2. Hit the 4 key
  3. Hit the 2 key
  4. Use the scroll key to adjust the volume – the scroll keys are at the top of the phone between the Program button and the ESI-DEX button.
  5. Scroll through until you have the volume you want then Press the # key.