How to Reset Avaya 4620
- 1). Press the "Mute" button.
- 2). Press the numbers "7," "3," "7," "3," "8" and "#" on the keypad in sequence. A message appears on the phone's display.
- 3). Press the asterisk button twice to reset the Avaya 4620 without resetting any assigned values. Or, press the pound key twice to reset the phone and its assigned values.
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