EMC Class A Notices and Warnings
Statement 2017—Class A Notice for FCC
Modifying the equipment without Cisco's authorization may result in the equipment no longer
complying with FCC requirements for Class A digital devices. In that event, your right to use the
equipment may be limited by FCC regulations, and you may be required to correct any interference to
radio or television communications at your own expense.
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant
to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful
interference when the equipment is operated in a commercial environment. This equipment generates,
uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this
equipment in a residential area is likely to cause harmful interference in which case users will be
required to correct the interference at their own expense.
Statement 2021—Class A Notice for Canada
This Class A digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe A est conforme à la norme NMB-003 du Canada.
Cisco Catalyst 4900M Switch Installation Guide
B-44
Appendix B
Compliance Information and Translated Safety Warnings
78-18350-02