DRAFTInternal Use OnlyChanging Your Settings 279Sound - Voicemail RingtoneThis option allows you to assign your default voicemailnotification tone.1. From the main Call settings page, tap Sound.2. Select a voicemail notification tone and tap OK.VibrateThis option allows you to activate a vibration for an incomingvoicemail. From the main Call settings page, tap Vibrate field totoggle the feature on or off.TTY ModeA TTY (also known as a TDD or Text Telephone) is atelecommunications device that allows people who are deaf,hard of hearing, or who have speech or language disabilities,to communicate by telephone.Your device is compatible with select TTY devices. Pleasecheck with the manufacturer of your TTY device to ensurethat it is compatible with digital cell phones.Your phone and TTY device will connect via a special cablethat plugs into your phone’s headset jack. If this cable wasnot provided with your TTY device, contact your TTY devicemanufacturer to purchase the connector cable.1. From the main Call settings page, tap TTY mode.2. Tap TTY Full, TTY HCO, or TTY VCO to activate thefeature, or TTY Off to deactivate the feature. Off is thedefault setting.Blocking ModeWhen Blocking mode is enabled, notifications for selectedfeatures will be disabled. You will only receive notifications ofincoming calls from people on your allowed list.1. From the Home screen, press and then tapSettings ➔ (My device tab).2. In a single motion touch and slide the Blocking modeslider to the right to turn it on.Confirm the Blocking mode active icon appears inthe Status bar.