From a connected phone, you can access the following TTY Support options:
• TTY FULL MODE
: Dial *983*889*1#
Note: TTY requires a fully compatible TTY telephone. TTY Full mode will transmit and receive TTY characters.
• VCO MODE
: Dial *983*889*2#
Note: VCO mode will receive TTY Characters but transmit by speaking into the microphone.
• HCO MODE
: Dial *983*889*3#
Note: HCO mode will transmit TTY characters but receive by listening to the receiver.
• RESET PHONE TO STANDARD
: Dial *983*889*0#