Cisco VoIP - How to Factory Reset a Phone

How to Factory Reset a Cisco VoIP Phone

  1. Unplug the power cord from the phone
  2. Press and hold the pound key, and plug the power cord back into the phone while holding the pound key

Pound Button Key
  1. Hold the pound key until the light on the mute button goes off
Mute Button Key
  1. Press 1 2 3 4 5 6 7 8 9 * 0 #
Key Pad