Audiovox CDM-9900 - Manual (Page 117)

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Chapter 8
TTY Mode (Menu 764)
Your phone is able to operate with a TTY (Teletypewriter) device in
both analog and digital modes. This feature is system dependent,
and may not be available in all areas.
Connecting to TTY Device
1. Turn the TTY device off.
2. Connect the TTY device to the phone at the earphone-microphone
jack.
Activating/Deactivating TTY Mode
1. Press the left softkey under Menu then press 7 6 4 .
2. Select On or Off then press .
Your phone will display when TTY mode is enabled and a TTY
device is connected to the earphone-microphone jack.
Making and Answering a Call
In TTY mode you can make or answer calls in the same manner as
ordinary calls.
Note:1. As the TTY function depends upon the compatibility of the phone
and the TTY device including the connection cable, it is not con-
firmed that the phone can operate with all the TTY devices.
2. Before connecting or disconnecting a cable of the TTY device to
or from the phone, make sure that the power of the TTY device is
turned off. Otherwise, the phone may malfunction.
3. This function cannot be activated if the data mode is already ac-
tive.
4. The current setting will remain, even if the phone is powered on/
off.