Samsung SPH-Z400DAASPR - Manual (Page 97)

Security
Section 2D. Security 81
Resetting Your Phone
Resetting the phone restores all the factory defaults,
including the ringer types and display settings. The
Contacts, Recent History, Scheduler, and Messaging
are not affected.
1. Press Menu > Settings > More... > Security and enter
your lock code.
2. Select Reset Phone .
3. Select Yes and press .
4. If you are certain that you would like to restore all
factory settings and delete all data, select
Yes and
press .
Security Features for Voice
and Data
Enabling and Disabling Voice Calls
You can disable voice calls without turning off your
phone; however, you will not have access to both
incoming or outgoing voice calls. Disabling voice calls
will avoid any charges associated with minutes used or
roaming. While signed out, you cannot place or receive
phone calls, check voicemail, or use other voice
services, but you can access the Web and use other
data services. You may enable voice calls again at any
time.
To disable voice calls:
1. Press Menu > Settings > More... > Security and enter
your lock code.
2. Select Lock Services > Voice .
3. Select Lock and press to confirm that you
want to disable voice calls. (A message will be
displayed.)
Z400.book Page 81 Wednesday, September 3, 2008 3:26 PM