Making Tty Calls - Motorola Nextel iDEN i870 User Manual

Advanced Calling Features

Making TTY Calls

To use your phone to make phone calls using a
teletypewriter (TTY) device:
1 Connect one end of a 2.5mm cable into the
stereo headset jack on your phone. Connect the
other end of the cable to your TTY device.
2 Make sure that your phone's TTY feature is on
and select the TTY mode you want to use.
3 Use your phone to enter phone numbers and
make calls.
When you make a TTY call, these icons appear on
the phone's display:
Phone call is active.
N
Phone call is on hold.
O
TTY device features such as Turbo-Code,
High-Speed, and Interruption are not supported by
your phone. These features must be turned off or
disabled to use your TTY device with your phone.
Turning On the TTY Feature
Your phone's TTY feature must be on if you want
to make TTY calls, set the TTY mode, or change
the TTY baud rate. To make sure the TTY feature
is on:
92
From the main menu, select Settings > Phone
Calls > TTY > Use TTY. This field must say On.
Choosing a Mode
Your phone supports these TTY modes:
• TTY — You type and read text on your TTY
device.
• VCO (Voice-Carry-Over) — You speak into your
phone and read text replies on your TTY device.
• HCO (Hearing-Carry-Over) — You type text on
your TTY device and listen to voice replies on
your phone speaker.
To change mode while not in a call:
1 From the main menu, select Settings > Phone
Calls > TTY > Type.
2 Select the TTY mode you want.
When you make a TTY call, the call begins in the
TTY mode you last selected.
To change mode during a call using your phone:
1 Press m.
2 Select In Call Setup > TTY > Type.
3 Select the mode you want.
To change mode during a call using your TTY
device, issue one of the following commands: