Samsung SCH-A570NBUXAR - Manual (Page 113)

Section 8: Changing Your Settings 113
Call Options
Sect
ion 8
3. Use the navigation keys to highlight the desired Data
Baud Rate option, then press the key.
The Data menu appears in the display.
TTY Mode
Your phone is fully TTY/TDD compatible. TTY/TDD
equipment is connected to your phone through the
headset connector on the left side of the phone. TTY/
TDD must be enabled before you can use your phone
with a TTY/TDD device.
1. In standby mode, press the key, then press
(for Settings), (for Call Options), and for TTY
Mode.
2. TTY Full and TTY Off appear in the display.
3. Use the navigation keys to highlight your selection and
press the key. You’re returned to the Call Options
menu.
Note: The TTY icon ( ) appears in the top of the display when the phone
is in standby mode.