Changing Your Settings 131TTY ModeYour phone is fully Teletypewriter (TTY)/Telecommunication Device forthe Deaf (TDD) compatible. You connect TTY/TDD equipment to theheadset connector on the top of your phone, behind the folder hinge.You can set your phone to allow TTY/TTD communication while youconverse with the other party, or you can limit voice communicationto Talking or Hearing only. In Standby mode, press Settings ➔ Call Settings ➔TTY Mode.Note: TTY Mode must be enabled before you can use your phone with TTY/TDDequipment.The TTY Mode option has no effect on the phone’s earpiece, microphone,or speaker. When you select TTY Full, all currently enabled sound functionsremain enabled.