User's Manual

Troubleshooting
115
4. Click OK to confirm upgrading.
How to reset the phone?
Reset the phone to factory configurations after you have tried almost all
troubleshooting suggestions but do not solve the problem. You need to note that all
customized settings will be overwritten after reset.
To reset the phone via phone user interface:
1. Press Menu->Settings->Advanced Settings (password: admin) ->Reset to Factory.
2. Press the Enter soft key.
The phone LCD screen prompts the following warning:
3. Press the OK soft key.
The phone LCD screen prompts the following:
The phone will be reset to factory sucessfully after startup.
Note
Reset of the phone may take a few minutes. Do not power off until the phone starts up
successfully.