Aastra MBU 400 User Guide 41Customizing Your Phone5. Select a vibration mode to use when your phone receives an incoming call. Validvalues are Vibrator off, Vibrate then ring, Vibrate only, Vibrate and ring.6. Press OK z to save the setting.Changing Emergency Line SettingsThe default setting of emergency calls is over the landline (the LINE port on thegateway). Check that you have a working landline connection for emergency calls. Ifyou are using VoIP calls exclusively you should change the emergency call setting toa registered SIP account.Note: It is recommended that you check with your System Administrator for themethod of routing emergency calls in your network.To change the emergency line setting on your handset do the following.1. In Idle mode, press OK z to display the Main Menu.2. Select Settings and press OK z.3. Select Telephony Settings, and press OK z.4. Select Emergency line5. Select from Landline, SIP1, SIP2, etc.6. Press OK z for the change to take affect.To make emergency calls:• Enter the emergency number for your geographical location, and then press thegreen key .Note: Changing your primary line settings does not change your emergency linesetting.RR