Samsung A640 - Manual (Page 16)

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1: Flip open 2: 30 seconds 3: 15 seconds
4: 8 seconds 5: Off
3: Pwr Save Mode (On/Off)
4: Brightness
1: Lowest 2: Low 3: Med
4: High 5: Highest
2: Sounds
1: Ringer Type
1: Voice Calls
1: With Caller ID
1: Single Tones 2: Ring Tones 3: Melodies
4: My Contents
2: No Caller ID
1: Single Tones 2: Ring Tones 3: Melodies
4: My Contents
2: Ready Link
1: Default 2: Sound 1-6
3: Messages
1: Voicemail 2: Text Message 3: Picture Mail
4: Schedule
1: Single Tones 2: Ring Tones 3: Melodies
4: My Contents
5: Roam Ringer (Normal/Distinctive)
2: Volume
1: Ringer
1: Ringer Off 2: 1-Beep 3: Level 1 - 8
4: Always Vibrate
2: Speakerphone (Level 1-8)
3: Text Message
1: Use Ringer Vol. 2: Separate Vol. 3: Always Vibrate