Call functions24Making a call from PhonebookYou can store the phone numbers that you useregularly on the SIM card or in the phone’s memory.These entries are collectively called Phonebook.Once you have stored a number in Phonebook, youcan dial it by pressing a few keys. You can alsoassign your most frequently-used numbers tonumber keys using the Speed Dial feature.For further details about the Phonebook feature,see page 31.Adjusting the volumeDuring a call, if you want to adjust the earpiecevolume, use the Volume keys on the left side of thephone.Press the key to increase the volume level andthe key to decrease the level.In Idle mode, you can also adjust the keypad tonevolume using these keys.