Settings 62
• TTY VCO: Users who can talk but cannot hear receive a text
message and send voice through TTY equipment.
Mode User Capability
Transmission/
Receiving Mode
When making
communications
with a non-TTY
terminal
TTY Off
TTY
Full
For
hearing/
verbally
impaired
Text message
transmission,
text message
receiving
Operator required
TTY +
HCO
For verbally
impaired
Audible
Text message
transmission,
voice receiving
Operator required
TTY +
VCO
For hearing
impaired
Able to
talk
Voice
transmission,
text message
receiving
Operator required
Hearing aid
1
From the Accessibility menu screen, press 8 key [Hearing aid].
2
Use Navigation key to highlight On or Off, then press OK key
[OK].
RTT call
1
From the Accessibility menu screen, press 9 key [RTT call].
2
Use Navigation key to highlight RTT call, RTT operation
mode or RTT transcript, then activate the desired option by
selecting On/Off.