User's Manual

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Use of Bluetooth wireless headsets, including certain hands-free call features
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Wireless access to your phone number and the corporate directory
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A local phone book that can store up to 200 contacts and speed-dial hot keys that can be assigned to
phone book contacts
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Access to network data, XML applications, and web-based services
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Online customizing of phone features and services from your Self Care portal
Related Topics
Hazardous Environments, on page 88
Getting Started
Your phone is powered by a rechargeable Lithium ion battery. Before you can use your phone, you must
install the battery in the phone and charge the battery.
Make sure you read the battery safety information in
Product Safety and Security, on page 85.
Your phone needs to connect to the corporate wireless network and the IP telephony network. Your
administrator might set up your new wireless phone, or you might have to set it up.
After the phone is set up, you can use the phone.
Related Topics
Phone Setup, on page 15
Phone Batteries, on page 12
Turn On Your Phone
Your phone automatically turns the power off when you are not using it to conserve battery power. You need
to turn the phone back on in order to use it.
When you turn the phone on, you may need to enter a username and password to access the wireless network.
After the phone authenticates and registers with the call control system, the main screen displays and you can
make or receive calls.
Procedure
Press and hold Power/End Call
for 4 seconds.
Sign In to Your Phone
You may need to enter your username and password to access the phone functions. You may also need to
enter other information, as required by your wireless security requirements. Contact your administrator for
assistance.
Cisco Wireless IP Phone 8821 and 8821EX User Guide
3
Your Phone
Getting Started