11IP Phone 2004 User GuideChapter 2Features and buttonsThis section describes some of the IP Phone 2004 buttons and call features:• basic call features• navigation buttons• memory buttonsBasic call featuresYou can make external and internal calls using the following features:• make a call• answer a call• hold a call• Handsfree• headset• Mute• Time OffsetMake a callThere are many ways to make a call depending on your telephone programming and the type ofcall.To make external calls using line buttons:1 Lift the handset.2 Press a line button.3 Dial the external telephone number.To make external calls using intercom buttons:1 Lift the handset.2 Press an intercom button, and enter a line pool access code.Note: For more information about the features available on your telephoneand how to use them, refer to the BCM50 2.0 Telephone Features User Guide(NN40020-100).