Cisco Systems 7921 manual Connecting Your Phone, 

1		Phone Status line	Displays these icons (if active) and your directory number:
			Battery icon—Shows the level of charge in battery
			Signal icon—Shows the degree of signal strength
			Key lock icon—Indicates the keypad is locked
			Speaker icon—Indicates speaker mode is active
			Mute icon—Indicates mute is active
			Headset icon—Indicates headset is plugged in to phone
			Ringer Off icon—Indicates the phone alert is silent
			Vibrate icon—Indicates the phone alert is vibrate only
			Vibrate and ring icon—Indicates the phone alert is ring and vibrate
			Desk Top Charger icon—Indicates the phone is docked in the charger
			Voice Message icon—Indicates you have a voice message
			Application icon—Indicates the application (such as Push to Talk) is
			active
			Primary phone line—Displays the phone number (directory number)
			for your primary phone line
2		Date and Time line	Displays time and date information
	
3		Options Menu	Displays softkey features for the current call state
4		Softkey labels area	Displays softkey options and provides access to the Options list of
		0HVVDJH+LGH	softkey features
			Displays the active navigation arrows for the menu or screen
5		Status and information	Provides phone status or instructions
		<RXUFXUUHQWRSWLRQV
6		Main phone screen	Displays four menu icons and Help

Connecting Your Phone

This section shows how to use the connectors on your Cisco IP phone.

Your system administrator will configure your new Cisco Unified Wireless IP Phone to connect to the corporate wireless network and the IP telephony network.

A rechargeable Lithium ion battery powers the Cisco Unified Wireless IP Phone 7921G. Before you can use your phone, you must install the battery in the phone and then charge the battery. Depending on the type of battery you have, the fully charged battery provides these hours of service:

•The standard battery provides up to 10 hours of talk time or up to 80 hours of standby time.

•The extended battery provides up to 12 hours of talk time or up to 100 hours of standby time.

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