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and B, depending upon their intended installation. Class A devices are those that may
reasonably be expected to be installed in a business or commercial environment.
Class B devices are those that may reasonably be expected to be installed in a
residential environment (for example, personal computers). The FCC requires
devices in both classes to bear a label indicating the interference potential of the
device as well as additional operating instructions for the user.
The rating label on the device shows the classification (A or B) of the equipment.
Class B devices have an FCC logo or FCC ID on the label. Class A devices do not
have an FCC logo or FCC ID on the label. After the Class of the device is
determined, refer to the corresponding statement in the following sections.
Class A Equipment
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
instructions, 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 personal expense.
Class B Equipment
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 instructions, may cause harmful
interference to 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 television reception, which can be determined by
turning the equipment off and on, the user is encouraged 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 receiver
■ Connect the equipment into an outlet on a circuit that is different from that to
which the receiver is connected
■ Consult the dealer or an experienced radio or television technician for help