User guide

Toggles the microphone on or off. When the microphone is muted, the button
is lit.
Mute button12
Controls the handset, headset, and speakerphone volume (off hook) and the
ringer volume (on hook).
Volume button
13
Autodials your voice messaging system (varies by system).Messages button14
Opens or closes the Applications menu. Use the Applications button to
access call history, user preferences, phone settings, accessories, subscribed
phone services, and phone model information.
Applications button15
Opens or closes the Directories menu. Use the Contacts button to access
personal and corporate directories.
Contacts button16
Phone handset.Handset17
Phone Screen
Displays date, time, and directory number.Header1
During a call, displays details for the active line. If not on a call,
displays line text label and other information such as placed calls,
speed dials, and phone menu listings.
Line details and other phone
information
2
Display softkeys for available features or actions.Softkey labels3
Cisco IP Phone 7821, 7841, and 7861 User Guide for Cisco Unified Communications Manager 10.0 (SIP)
15
Getting Started
Phone Screen