Phone Settings109Key left ( )2. Select the menu option to be assigned to the key bypressing the or key.Note: To deactivate a shortcut key, select the None option.3. Press the Select soft key to save the selection.TTY SettingTTY (also known as a TDD or Text Telephone) is atelecommunications device that allows people who aredeaf or hard of hearing, or who have speech or languagedisabilities, to communicate via a telephone.Your phone is compatible with select TTY devices whichhave an internal CTM. Please check with the manufacturerof your TTY device for connectivity information and toensure that the TTY device supports digital wirelesstransmission.The following options are available:Enable: CTM is active and TTY is available for use.Disable: TTY is not available for use.Note: For additional technical support you may access the following website orcall 1-888-987-4357.http://www.samsungtelecom.com/contact_us/accessibility.asp