IndexDialog 4420 IP Basic70IndexAAbsence Information 40Accessories 56Pull-out leaf 56Account Code 49Answer calls 14BBypass 25CCall ForwardingExternal Follow-me 32Internal Follow-me 30Personal Number 33Call forwarding 30Call Waiting 23Callback 22Common Bell Group 47Common Speed Dialing numbers 25Conference 28Copyright 5DDeclaration of conformity 5Description 7Lamp indications 10Tones and signals 11Dial by a function key 25Dial by a monitoring key 25DISA = Direct Inward System Access 53Disposal of the product 6During calls 26Conference 28Hold 27Inquiry 27Microphone on or off 26Monitoring 26EEmergency mode 50External Follow-me 32FFree on 2nd access 16GGeneral Deactivation 50Glossary 69Group Call-pick-up 47Group features 46Group Hunting 48HHandset and loudspeaker volume 54Hold 27Hot-Line 52IImportant user information 6Incoming calls 14Answer a second call 16On another extension 15On Line 1 14On Line 2 or Monitoring key 14Parallel Ringing 17Individual External Line 20Inquiry 27Installation 62Internal Follow-me 30Internal messages 42Intrusion 24KKey Monitoring 51