Specifications

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Quick Start Guide: Cisco 4400 Series Wireless LAN Controllers
78-17157-02
APPENDIX
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This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
Safety Considerations
• Verify that the ambient temperature remains between 0 to 40° C (32 to 104° F), taking into account
the elevated temperatures when installed in a rack or an enclosed space.
• When multiple Cisco 4400 Series Wireless LAN Controllers are mounted in an equipment rack, be
sure that the power source is sufficiently rated to safely run all of the equipment in the rack.
• Verify the integrity of the electrical ground before installing Cisco 4400 Series Wireless LAN
Controllers.