Appendix 91Once you have determined your system’s FCC classification, read the appropriate FCC notice. Note that FCCregulations provide that changes or modifications not expressly approved by Dell could void your authority to operatethis equipment.This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:• This device may not cause harmful interference.• This device must accept any interference received, including interference that may cause undesired operation.Class AThis equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 ofthe FCC Rules. These limits are designed to provide reasonable protection against harmful interference when theequipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequencyenergy and, if not installed and used in accordance with the manufacturer’s instruction manual, may cause harmfulinterference with radio communications. Operation of this equipment in a residential area is likely to cause harmfulinterference, in which case you will be required to correct the interference at your own expense.Class BThis equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 ofthe FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residentialinstallation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used inaccordance with the manufacturer’s instruction manual, may cause interference with radio communications. However,there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipment off and on, you areencouraged to try to correct the interference by one or more of the following measures:• Reorient or relocate the receiving antenna.• Increase the separation between the equipment and the receiver.• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.• Consult the dealer or an experienced radio/television technician for help.FCC Identification InformationThe following information is provided on the device or devices covered in this document in compliance with FCCregulations:• Model number: DMC• Company name:Dell Inc.One Dell WayRound Rock, Texas 78682 USA512-338-4400Contacting DellTo contact Dell electronically, you can access the following websites:• www.dell.com• support.dell.com (technical support)