Configuring the Aastra 673xi / 675xi342. Use the navigation keys to select the 2.Phone Status menu entry. Confirmwith the right arrow key or with the Select softkey.The Phone Status menu card appears.3. Use the navigation keys to select 8.Erase Local Config menu entry. Confirmwith the right arrow key or with the Select softkey.The display shows Please enter the administrator password.4. Enter the administrator password with the number keys (please refer toAastra 673xi / 675xi Passwords starting on page 35). Confirm with the right arrowkey or with the Enter softkey.5. Confirm the display Erase local config? with the Delete softkey.Restoring Factory SettingsIt is possible that you have been operating the Aastra 673xi / 675xi with another com-munications system or with an Internet SIP provider. To operate the Aastra 673xi /675xi with the OpenCom 100 / Aastra 800 communications system, you shouldrestore factory settings.NoteThe operation is analogous on the Aastra 6730i / 6731i and on the Aastra 6753i. Thekey assignment is proposed on the bottom display line.1. Disconnect the Ethernet connection of the Aastra 673xi / 675xi.2. If the telephone is not in operation, turn on the power supply. Wait until theAastra 673xi / 675xi has started. Press the Options key now.If the Aastra 673xi / 675xi has already been operated on the OpenCom 100 /Aastra 800 communications system, the Options List menu card with 3 menuentries appears in German. Continue with step 3.If the Aastra 673xi / 675xi has factory settings only partially active, the OptionsList menu card appears with 7 menu entries in English. Continue with step 4.3. Use the navigation keys to select the 2.Phone Status menu entry. Confirmwith the right arrow key or with the Select softkey.