Auto Retry; Tty Mode - ZTE F451 Guide De L'utilisateur

3. Press the Left Soft Key [Done].
Note: Auto with Handsfree is available when a headset is
inserted into your phone.

Auto Retry

Set the length of time the phone waits before automatically
redialing a number when the attempted call fails.
. Press the Center Select Key [Menu] > Settings & Tools >
Call Settings > Auto Retry.
. Select 10, 30, 60 Seconds or Off and press the Center
Select Key [Set].

TTY Mode

Your phone is a TTY compatible device. Simply connect the TTY
device to the phone's headset jack.
. Press the Center Select Key [Menu] > Settings & Tools >
Call Settings > TTY Mode.
. Select one of the following options and press the Center
Select Key [Set].
• TTY Full: Users who cannot talk or hear may use this
mode to send and receive text messages through TTY
device.
• TTY + Talk: Users who can talk, but cannot hear, may
use this mode to talk through the phone and receive
responses via text messages.
• TTY + Hear: Users who can hear, but cannot talk, may
use this mode to listen to conversation of the other party,
and respond via text messages.
• TTY off: Users who can hear and talk can disable TTY
support.
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