Model 230G
- Press MUTE then 772667#. You should not hear any touch tone!
- Enter the default password 1234#
- The phone will reset and display Factory Test KPD Mode.
- Type 25327# (spells clear#) on phone keypad.
- Then the phone will show Clearing Phone Data.
- The phone will reset and display Factory Test KPD Mode again.
- Power cycle the phone.
- Screen should be back to normal – you will see the firmware is downloaded.
Model IP 400 Series
- Press the Mute button (microphone with a slash through it) to open the "Admin options" screen
- Use the phone's keypad to dial 25327 (CLEAR) and press the # key
- If the phone does not automatically reboot, press the Clear soft key