You can change the volume during a call or when an app is active.The built-in loudspeaker lets you speak and listen from a short distance withouthaving to hold the phone to your ear.Switch the loudspeaker on or off during a callSelect or .Lock or unlock the keys and screenTo avoid accidentally making a call when your phone is in your pocket or bag, lock thekeys and screen of your phone.Slide the lock key.Tip: To unlock, you can also press the menu key, then select Unlock.Set the keys and screen to lock automatically1 Select > Settings and Phone > Display > Screen/keylock time-out.2 Define the length of time after which the keys and screen are lockedautomatically.Insert the SIM cardImportant: This device is designed to be used with a standard SIM card (see figure)only. Use of incompatible SIM cards may damage the card or the device, and maycorrupt data stored on the card. Please consult your mobile operator for the use ofa SIM card that has a mini-UICC cutout.Do not attach any stickers to your SIM card.1 Slide the back cover open, and remove it.Get started 9