C78 User Manual
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2.
TTY+Talk:
Users who can talk, but cannot hear, may use this setting to speak
through the phone and receive responses via text message.
3.
TTY+Hear:
Users who can hear, but cannot speak, may use this setting to listen
to conversation of the other party, and respond via text message.
4.
TTY Off:
Users who can hear and speak may use this setting to disable TTY
support.
Connecting to TTY Equipment
1. Connect the cable from the TTY device into the ZTE TTY-to-USB connector.
2. Plug the USB connector into the jack on the right side of the phone.
3. Enter the TTY Mode menu and select the desired TTY Mode (shown above).
4. After setting the TTY mode, check the LCD screen on the phone for the TTY icon.
5. Connect the TTY equipment to the power source and turn it on.
6. Make a phone connection to the desired number.
7. When a connection is made, use the TTY equipment to send a text message, or
speak (for TTY+Talk mode).
8. The voice or text message from the other party will be heard or displayed on the
TTY equipment, depending on the TTY mode selected.