Getting to know your Cisco 7821 Handset

#	Phone Features	Description
1	Handset and Handset light strip	Indicates whether you have an incoming call (flashing red) or a new voice message (steady red).
2	Programmable feature buttons and line buttons	Access your phone lines, features, and call sessions.
3	Softkey buttons	Access to functions and services.
4	Navigation cluster	Navigation ring and Select button. Scroll through menus, highlight items, and select the highlighted item.
5	Hold/Resume, Conference, and Transfer	Hold/Resume: Place an active call on hold and resume the held call. Conference: Create a conference call. Transfer: Transfer a call.
6	Speakerphone, Mute, and Headset	Speakerphone: Toggle the speakerphone on or off. When the speakerphone is on, the button is lit. Mute: Toggle the microphone on or off. When the microphone is muted, the button is lit. Headset: Toggle the headset on. When the headset is on, the button is lit. To leave headset mode, you pick up the handset or select Speakerphone.
7	Volume button	Adjust the handset, headset, and speakerphone volume (off hook) and the ringer volume (on hook).
8	Contacts, Applications, and Messages	Contacts: Access personal and corporate directories. Applications: Access recent calls, user preferences, phone settings, and phone model information. Messages: Autodial your voice messaging system.

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