plug the TTY device into the phone's headset
connector and set the phone to operate in one of
three TTY modes.
Notes:
• A TTY is a communication device used by
people who are hard of hearing or have a
speech impairment. TTY does not work from
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TTY device. Placing the phone too close to the
TTY device may cause high error rates.
set TTY mode
When you set your phone to a TTY mode, it
ù
operates in that mode whenever a TTY device is
connected.
1
Press the center select key (
s
) to open the