Hazardous Environments
United Kingdom
Note
The battery and power supply are not provided with your phone. To order the battery and power supply,
contact your local dealer.
Hazardous Environments
Note
The Cisco Wireless IP Phone 8821EX is ATEX Class 1 Zone 2 and CSA Class 1 Division 2 certified equipment.
This means the phone can be operated in an area in which an explosive gas atmosphere is not likely to occur
in normal operation and if it does occur, is likely to do so only infrequently and will exist for a short period
only.
Explosion Hazard: Do not charge the phone battery in a potentially explosive atmosphere.
Power Outage
The ability to access emergency service through the phone depends on the wireless access point being powered.
If there is an interruption in the power supply, Service and Emergency Calling Service dialing will not function
until power is restored. In the case of a power failure or disruption, you may need to reset or reconfigure
equipment before using the Service or Emergency Calling Service dialing.
Regulatory Domains
The radio frequency (RF) for this phone is configured for a specific regulatory domain. If you use this phone
outside of the specific regulatory domain, the phone will not function properly, and you might violate local
regulations.
Health-Care Environments
This product is not a medical device and uses an unlicensed frequency band that is susceptible to interference
from other devices or equipment.
External Devices Usage
The following information applies when you use external devices with the wireless phone.
Cisco recommends the use of good quality external devices (such as headsets) that are shielded against
unwanted radio frequency (RF) and audio frequency (AF) signals.
Cisco Wireless IP Phone 8821 and 8821EX User Guide
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CP-PWR-8821-UK=
Product Safety and Security