Sonim XP7 IS User Manual page 46

1. In the call settings screen, tap TTY mode to view
and modify TTY mode settings.
2. Set one of the following options:
• TTY Off: disables TTY mode.
• TTY Full: enables TTY mode for both incoming
and outgoing calls.
• TTY HCO: enables TTY mode only for
incoming calls.
• TTY VCO: enables TTY mode only for outgoing
calls.
DTMF Tones
In the call settings screen, tap on DTMF tones under
Other call Settings to set the DTMF tone length to
Normal or Long.
Call Barring
You can set the Call barring feature for all incoming and
outgoing calls, international calls, local and home only
calls.
To access call barring settings, in the call settings screen
under Other Call Settings, tap Call Barring. Select one
of the following call barring options:
Option Function
Incoming call All voice calls or voice calls when
barring roaming.
Outgoing call
All voice calls or International voice
barring calls or International calls except to
home country.
Change Set a new password.
call barring
password
Additional Settings
Caller ID
While making a call, you can decide whether your number
should be displayed to the receiver or not, provided your
network operator supports this service.
To enable the caller ID in the call settings screen, tap
Additional settings. Enable Caller ID.
Call Waiting
When call waiting is enabled and the phone is in some
other call, the new incoming call is notified and the user
can switch to a new incoming call.
To activate call waiting, in the call settings screen, tap on
Additional settings. Enable Call waiting.
Call Forwarding
You can forward your incoming calls to a number in
the contacts or a new number, provided your network
operator supports this service. The device can be set to
send incoming calls to a specified number based on the
following conditions. Enter a specific number and tap on
Enable.
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