58 Section 2B: Controlling Your Phone’s Settings
TTY Use With Your Wireless Service
A TTY (also known as a TDD or Text Telephone) is a
telecommunications device that allows people who are deaf,
hard of hearing, or who have speech or language disabilities,
to communicate by telephone.
Your phone is compatible with select TTY devices. Please
check with the manufacturer of your TTY device to ensure
that it supports digital wireless transmission. Your phone and
TTY device will connect via a special cable that plugs into your
phone's headset jack. If this cable was not provided with your
TTY device, contact your TTY device manufacturer to purchase
the connector cable.
When establishing your wireless service, please call
STi Mobile via the state Telecommunications Relay Service
(TRS) by first dialing , . Then provide
the state TRS with this number: 866-727-4889.
To turn TTY Mode on or off:
1. Press Menu ( ) to access the main menu.
2. Select Settings ().
3. Select Others ().
4. Highlight TTY Mode and press .
5. Press after reading the message to continue.
Note: A message is displayed when you enable TTY that says “TTY
“On” may impair headset and non-TTY accessory
performance.” Press the OK key to continue.