User ManualTable of Contents2420 and 5420 User Guide1The Telephone5About this Guide5Overview5Call Appearance Keys7Call Appearance Key Icons8The Display9System Features9Basic Call Handling Features10Answering a Call10Making a Call11Clearing a Call11Headset Working12Speakerphone13Speed Dial13Redial14Mute14Hold14Transfer15Conference16Message16Using Speed Dials17Overview of Speed Dials17Adding a New Speed Dial18Dialling a Speed Dial Number19Deleting a Speed Dial19Editing a Speed Dial20Converting a Call Log Entry to a Speed Dial20Using the Call Log21Overview of the Call Log21Using The Call Log23Setting Which Calls are Logged23Viewing the Call Log24Making Calls from the Call Log24Saving a Call Log Entry to Your Speed Dial List25Deleting a Call Log Entry25Erasing All Logged Calls25Changing Options26Changing Ringer Options26Adjusting the Display Contrast27Call Log Setup27Miscellaneous27Using Self Test28Default Phone/Erase All Settings28Language29Automatic Gain Control (AGC)30Function Keys31Overview of the Function Keys31Display Mode32Function Key Programming33Shorthand Programming Mode34Longhand Programming35Changing Function Key Labels36System Features37System Features37Making Calls37Answering Calls38Call Forwarding38Diverting Calls39Do Not Disturb39Voicemail40Default Feature Codes41EU24 Expansion Module42EU24 Overview42Connection43Using the EU24 Expansion Module43Index45Size: 390 KBPages: 46Language: EnglishOpen manual