Avaya 555-250-701 Manuel D’Utilisation

The remainder of this guide contains procedures for using specific screens, 
features, and keys on the 2420 telephone. The following table directs you to 
sections explaining specific activities you may want to perform.

Understand call appearance/
feature button displays

Change call appearance/feature 
button layout by enabling Call 
Center mode

Handle calls (that is, answer and 
make calls, hold calls, transfer 
calls, redial numbers, set up 
conference calls, etc.)

Understand your personal directory 
vs. the call processing system 
Directory feature

Create and maintain a Speed Dial 
List

Make Speed Dial calls

Customize the labels of the call 
appearance/feature buttons

Understand the Call Log Summary 
and Call Detail screens

Change the default Call Log 
settings

View or update information saved 
in the Call Log

Make calls from the Call Log

Retrieve voice mail messages

Check lamp and display 
component status

Change default language, ring 
pattern, display contrast, display 
mode, visual ring settings

Erase all personalized options and 
restore default settings