20■ Connect a USB data cableConnect a compatible USB data cable tothe USB connector.To select the default USB connection modeor change the active mode, select >Settings > Connectivity > USB > USBconnection mode and the desired mode.To set whether the default mode isactivated automatically, select Ask onconnection > No.3. Call functionsTo adjust the volume during a call, press the volume keys.■ Make a voice call1. In the standby mode, enter the phone number, including the area code. Press the clear keyto remove a number.For international calls, press * twice for the international prefix (the + character replacesthe international access code), and enter the country code, area code (omit the leadingzero if necessary), and phone number.The character + as replacement for the international access code may not work in allregions. In this case, enter the international access code directly.2. To call the number, press the call key.3. To end the call, or to cancel the call attempt, press the end key.To select whether active calls are ended when closing the slide, select > Settings >Phone sett. > General > Slide handling > Closing the slide > Options > Change > Endactive call or Continue active call.To make a call from Contacts, select > Contacts. Scroll to the desired name; or enter the firstletters of the name, and scroll to the desired name. To call the number, press the call key.To call a recently dialed number from the standby mode, press the call key.