Owner's Manual
Page 109
Handset Information This menu is used to default values. Reset Settings This function allows you need the security code. Master Reset Restores the settings (e.g.: Audio, Display, Language, Date & Time, Bluetooth Settings) stored in the handset memory to view My Numbers, Manufacturer and Model Name information etc. Master Clear Deletes downloaded/user created contents (e.g.: images, videos) from Handset content and the External Memory card. Settings Menu To do this, you to restore factory settings.
Handset Information This menu is used to default values. Reset Settings This function allows you need the security code. Master Reset Restores the settings (e.g.: Audio, Display, Language, Date & Time, Bluetooth Settings) stored in the handset memory to view My Numbers, Manufacturer and Model Name information etc. Master Clear Deletes downloaded/user created contents (e.g.: images, videos) from Handset content and the External Memory card. Settings Menu To do this, you to restore factory settings.