Samsung SPH-M520ZSAQST - Manual (Page 107)

Section 2C: Setting Your Phone’s Security 81
Yo
ur Phone’
s Secur
ity
Lock Services
This setting allows you to lock voice call functions and data services. When
you enable Lock Services, you will be unable to make new calls (excluding
emergency numbers) or to access data services until the lock has been
disabled in the Security menu.
Locking Voice Services
1. Select Menu > Settings > More > Restrict and Lock > Voice.
2. Enter your lock code. (The Voice security menu is displayed.)
3. Select Lock and press .
4. Select Lock and press . (See “Restricting Outgoing Voice Calls”
on page 75.)
Locking Sprint Power Vision
1. Select Menu > Settings > More > Restrict and Lock > Data.
2. Select Off and Lock and press .
3. Enter your lock code. (The Power Vision menu is displayed.)
4. Select Lock and press . (See “Enabling and Disabling Sprint
Vision Services” on page 89.)