Section 2C: Setting Your Phone’s Security 79Your Phone’s SecurityLock ServiceThis setting allows you to lock voice call functions andSprint PCS Vision services. When you enable LockServices, you are unable to make new calls (excludingemergency numbers) or access the Sprint PCS Visionservices until the lock has been disabled in the Securitymenu.Locking Voice Services1. Press Menu ( ) to access the main menu.2. Select Settings ( ).3. Select Security ( ) and enter your lock code.4. Select Lock Service ( ).5. Select Voice ( ).6. Select Lock and press .Locking PCS Vision1. Press Menu ( ) to access the main menu.2. Select Settings ( ).3. Select Security ( ) and enter your lock code.4. Select Lock Service ( ).5. Select PCS Vision ( ).6. Select Lock and press .