Samsung Galaxy Tab 7.7
Choose ring tone
The ring tone is the sound you'll hear when you get a call. Follow these instructions to select your ring tone.
1. Find "Phone ringtone"
Press Apps.
Press Settings.
Press Sound.
Press Phone ringtone.
2. Select your ring tone
Press the different ring tones to listen to them.
Once you've found a ring tone you like, press OK.
3. Exit
Press the home icon to return to standby mode.