Prepare The Power Adapter; Charge The Battery With The Ac Power Supply - Cisco 8821 User Manual

Phone Battery Charging

Prepare the Power Adapter

The power adapter for your phone is compact. Before you use the power adapter, you have to unfold the
prongs. After you use the adapter, you can fold in the prongs.
The power adapter for your region may also require an additional clip to allow the adapter to be plugged into
the electrical outlet.
Procedure
Step 1
Catch the edge of a prong with your finger and pull the prong up until it clicks into position.
Step 2
(Optional) Install the international power clip.
Step 3
(Optional) Before you close the adapter, remove the international power clip.
Step 4
(Optional) Hold the lever on the top of the adapter down and press the prongs down to close the adapter.

Charge the Battery with the AC Power Supply

You can charge your phone using an AC power supply. When you use the power supply to charge your phone,
the battery can take up to 3 hours to fully charge.
Cisco Wireless IP Phone 8821 and 8821EX User Guide
18
Phone Setup