3Com 3C589D User Manual page 49

FCC Class B Certification Statement
3Com Corporation
Model Nos: 3C589D
FCC ID: DF63C589D
Made in U.S.A.
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions:
1 this device may not cause harmful interference, and
2 this device must accept any interference received, including interference that may
cause undesired operation.
WARNING: 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, and the Canadian
Department of Communications Equipment Standards entitled, "Digital Apparatus,"
ICES-003. 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 different from the one which the
receiver is connected to.
Consult the dealer or an experienced radio/TV technician for help.
The user may find the following booklet prepared by the Federal Communications
Commission helpful:
The Interference Handbook
This booklet is available from the U.S. Government Printing Office, Washington, D.C.
20402. Stock No. 004-000-00345-4.
NOTE: In order to maintain compliance with the limits of a Class B digital device, 3Com
requires that you use quality interface cables when connecting to this device. Changes
or modifications not expressly approved by 3Com could void the user's authority to
operate this equipment. Refer to the manual for specifications on cabling types.
Users should ensure for their own protection that the electrical ground connections of
the power utility, telephone lines, and internal metallic water pipe system, if present,
are connected together. This precaution may be particularly important in rural areas.