Cisco 7921G User Manual
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Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G
Installing the Cisco Unified Wireless IP Phone 7921G
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Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.0
OL-10802-02
Charging the Phone Using the Power Supply
After assembling the power supply, you are ready to charge your Cisco Unified
Wireless IP Phone 7921G. You can use the phone while the battery is being
charged. For charging times, see
.
To charge the Lithium ion battery using the power supply, follow these steps:
Procedure
Step 1
Connect the cable from the power supply to the outlet in the phone as shown in
.
Step 2
Connect the power supply to an AC outlet.
Step 3
Monitor the indicator light. While the battery is charging the light is red, and turns
green when the battery is fully charged.
Step 4
When the battery is charged, you can disconnect the power supply from the phone,
and unplug the power cord from the AC outlet.