Samsung SWC-R640LBAXAR - Manual (Page 174)

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• Every 60 Seconds: Phone automatically re-dials a number every 60
seconds.
• Off: Disables automatic re-dialing of numbers.
TTY Mode
Your phone is fully TTY compatible. TTY equipment is connected to
your phone through the headset connector on the left side of the
phone. TTY must be enabled before you can use your phone with a
TTY device.
1. In Standby mode, tap Menu ➔ Settings ➔ Call Settings ➔
TTY Mode. You are prompted to confirm you want to change
the current TTY Mode setting.
Note: The “Enabling TTY will disable headset audio. Continue?” message
pops up when you tap TTY Mode.
2. Press No to return to the Call Settings sub-menu.
– or –
Press Yes to access the TTY Mode options and tap the desired
TTY setting:
Note: Enabling TTY disables the headset audio.
• TTY Full: Enables TTY mode and disables microphone and earpiece.
• TTY + Talk (VCO): Enables TTY mode and microphone.
• TTY + Hear (HCO): Enables TTY mode and earpiece.
• TTY Off: Disables TTY mode.