Quantum DXi3500 and DXi5500 User’s Guide 167Appendix BBRegulatory StatementsFCC StatementThis equipment has been tested and found to comply with the limits for aClass A digital device, pursuant to Part 15 of the FCC Rules. These limitsare designed to provide reasonable protection against harmfulinterference when the equipment is operated in a commercialenvironment. This equipment generates, uses, and can radiate radiofrequency energy and, if not installed and used in accordance with theinstruction manual, may cause harmful interference to radiocommunications.Any changes or modifications made to this equipment may void theuser's authority to operate this equipment.Operation of this equipment in a residential area may cause interferencein which case the user at his own expense will be required to takewhatever measures may be required to correct the interference.This device complies with Part 15 of the FCC Rules. Operation is subjectto the following conditions:1 This device may not cause harmful interference, and2 This device must accept any interference received, includinginterference that may cause undesired operation.