AT&T WF721 User Manual page 20

Wireless home phone
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TTY support
TTY (Text Telephony) and TDD (Telecommunications Device
for the Deaf) are supported by the Wireless Home Phone
device. In order to use the TTY network, you must have a
TTY-compatible phone and be in TTY mode. Note that
most digital wireless devices are TTY-compatible.
Dial
*
983
*
889
• n = 0: TTY off mode. The standard voice speaking mode and
listening mode. This is the default setting.
• n = 1: TTY full mode. Transmit and receive the TTY characters.
• n = 2: VCO mode. Receive TTY characters but transmit by
speaking into the speaker.
• n = 3: HCO mode. Transmit TTY characters but receive by
listening to the receiver.
Using your device
*
n# to set the TTY mode.
15

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