SETTINGS & TOOLS
TTY Full/ TTY + Talk/ TTY + Hear/ TTY Off
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 Off: Normal users send and receive without TTY equipment.
Connecting TTY Equipment and a Terminal
1.Connect a TTY cable to TTY connection on the terminal (TTY
TTY Mode (Tele Type writer)
connection location is the same as a headset jack).
2.Enter the phone menu and set up the desired TTY mode.
3.After setting a TTY mode, check the LCD screen of the phone for the TTY icon.
4.Connect the TTY equipment to the power source and turn it on.
5.Make a phone connection to the desired number.
6.When connection is made, use the TTY equipment to type in and send a text message or send voice.
7.The voice or text message from the receiver end displays on the TTY equipment display.
Menu | User | Feature | Transmission/ | When making |
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communications with a |
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Receiving Mode |
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| normal terminal |
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TTY Full | For |
| text message transmission, | Operator |
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verbally- |
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| text message receiving | required |
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| impaired |
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TTY + | For hearing- | able to talk | voice transmission, text | Operator |
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Talk | impaired | message receiving | required |
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TTY + | For verbally- | audible | text message transmission, | Operator |
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Hear | impaired | voice receiving | required |
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TTY Off | For regular users |
| voice transmission, voice |
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| receiving |
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