HP LaserJet Enterprise M4555 MFP series - Manual (Page 348)

FCC regulations
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 in a residential installation. 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 the user will be required to correct
the interference at his own expense.
NOTE: Any changes or modifications to the printer that are not expressly approved by HP could void
the user’s authority to operate this equipment.
Use of a shielded interface cable is required to comply with the Class A limits of Part 15 of FCC rules.
328 Appendix D Regulatory information ENWW