Samsung A640 - Manual (Page 19)

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1:Talk Key 2: Talk Key and Flip Open
6: About
8: Security
1: Lock Phone
1: Unlocked 2: On power-up 3: Lock now
2: Lock Service
1: Voice (Lock/Unlock) 2: PCS Vision (Lock/Unlock)
3: Camera (Lock/Unlock) 4: Ready Link (Lock/Unlock)
3: Change Lock
4: Special #
1: Empty 2: Empty 3: Empty
5: Erase
1: Erase Contacts (Yes/No) 2: Erase My Contents (Yes/No)
3: Erase Voice Memo (Yes/No) 4: Erase Pictures (Yes/No)
5: Erase Messages (Yes/No)
6: Default Settings (Yes/No)
7: Reset Phone (Yes/No)
8: Reset Picture Account (Yes/No)
9: Roaming
1: Set Mode
1: Automatic 2: Roaming only 3: Sprint
2: Call Guard (On/Off)
3: Data Roaming (On/Off)
0: Launch Pad
1: Up Key
1: Contacts 2: Messaging 3: Text Inbox
4: VoiceSMS Inbox 5: Send Message 6: Send VoiceSMS
7: My Content 8: Web 9: Voice Service
10: Voice Memo 11: Scheduler 12: Alarms
13: Calculator 14: Display 15: Ringer Type
16: Missed Alerts