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TTY Full
Users who cannot
talk and hear send and receive
a text message through TTY
equipment.
TTY + Talk
Users who can
talk but cannot hear receive a
text message and send voice
through TTY equipment.
TTY + Hear
Users who can
hear but cannot talk send a
text message and receive voice
through TTY equipment.
TTY Mode (Tele Type writer)
Menu
User
For hearing-/
TTY Full
verbally-
impaired
TTY +
For hearing-
Talk
impaired
TTY +
For verbally-
Hear
impaired
TTY Off
Connecting TTY Equipment
and a Terminal
1. Connect a TTY cable to TTY
Transmission/
Feature
Receiving Mode
text message transmission,
text message receiving
able to
voice transmission, text
message receiving
talk
text message transmission,
audible
voice receiving
voice transmission, voice
receiving
TTY Off
Users who can able
to both talk and hear send
and receive voice and
messages without TTY
equipment.
connection on the terminal
(TTY connection location is
the same as a headset jack).
When making
communications with a
normal terminal
Operator
required
Operator
required
Operator
required
95
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