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32 Product Information Guide
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FCC Notices (U.S. Only)
Most Dell computer systems are classified by the Federal Communications
Commission (FCC) as Class B digital devices. To determine which
classification applies to your computer system, examine all FCC registration
labels located on the bottom, side, or back panel of your computer, on card-
mounting brackets, and on the cards themselves. If any one of the labels carries
a Class A rating, your entire system is considered to be a Class A digital device.
If all labels carry an FCC Class B rating as distinguished by either an FCC ID
number or the FCC logo, ( ), your system is considered to be a Class B
digital device.
Once you have determined your system’s FCC classification, read the
appropriate FCC notice. Note that FCC regulations provide that changes or
modifications not expressly approved by Dell could void your authority to
operate this 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 A
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 manufacturer’s instruction manual, may cause
harmful interference with radio communications. Operation of this equipment
in a residential area is likely to cause harmful interference, in which case you
will be required to correct the interference at your own expense.
Class B
This equipment has been tested and found to comply with the limits for a Class
B 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 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 harmful interference to radio or