support.dell.com Regulatory Notices D-3instruction manual, may cause harmful interference with radio communications. Oper-ation of this equipment in a residential area is likely to cause harmful interference, inwhich 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 dig-ital device pursuant to Part 15 of the FCC Rules. These limits are designed to providePart 15 of the FCC Rules. These limits are designed to providereasonable protection against harmful interference in a residential installation. Thisequipment generates, uses, and can radiate radio frequency energy and, if notinstalled and used in accordance with the manufacturer’s instruction manual, maycause interference with radio communications. However, there is no guarantee thatHowever, there is no guarantee thatinterference will not occur in a particular installation. If this equipment does causeharmful interference to radio or television reception, which can be determined by turn-ing the equipment off and on, you are encouraged to try to correct the interference byone 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 thereceiver is connected.• Consult the dealer or an experienced radio/television technician for help.The following information is provided on the device or devices covered in this docu-ment in compliance with FCC regulations:• Model number: MCM• Company name: Dell Computer CorporationEMC Engineering DepartmentOne Dell WayRound Rock, Texas 78682 USAs 78682 USA512-338-4400IC Notice (Canada Only)Most Dell computer systems (and other Dell digital apparatus) are classified by thend other Dell digital apparatus) are classified by theIndustry Canada (IC) Interference-Causing Equipment Standard #3 (ICES-003) asClass B digital devices. To determine which classification (Class A or B) applies to yourB digital devices. To determine which classification (Class A or B) applies to yourcomputer system (or other Dell digital apparatus), examine all registration labelsbelslocated on the bottom or the back panel of your computer (or other digital apparatus).A statement in the form of “IC Class A ICES-003” or “IC Class B ICES-B ICES-003” will belocated on one of these labels. Note that Industry Canada regulations provide that