RESTORE FACTORY DEFAULT SETTINGS
Warning:
Restoring the Factory Default Settings will delete all configuration information on the phone. Please backup
or print all the settings before you restore to the factory default settings. Grandstream is not responsible for
restoring lost parameters and cannot connect your device to your VoIP service provider.
Restore factory settings using LCD menu
Please follow the instructions below to reset the phone:
1. Press MENU button to bring up the keypad configuration menu.
2. Select "System" and enter.
3. Select "Operations - Factory Reset".
4. A warning window will pop out to make sure a reset is requested and confirmed.
Press the "Yes" Softkey to confirm and the phone will reboot, or “No” Softkey to cancel the Reset.
Figure 89: Factory Reset using LCD Menu