Motorola i880 User Manual page 75

• 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:
• "VCO please" — to select VCO mode
• "HCO please" — to select HCO mode
• "HCO off please" — to turn off HCO mode
Features for the Hearing Impaired
Important: When you are using HCO, the sound
coming from your phone speaker may
be uncomfortably loud. Use caution
when putting the phone to your ear.
(For information on setting the volume
of your phone speaker, see "Setting the
Volume" on page 173.)
Changing the TTY Baud Rate
By default, your phone's TTY baud rate is set to
45.45, the baud rate required for TTY calls within
the U.S. To make calls outside the U.S., set your
TTY baud rate to 50.00.
To change the TTY baud rate:
1 From the main menu, select Settings > Phone
Calls > TTY > Baud.
2 Select the baud rate for your location.
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