C
ERTIFICATION
AND
W
ARRANTY
FCC C
OMPLIANCE
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
instruction manual, 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 his own expense.
L
IMITED
W
ARRANTY
PairGain Technologies warrants this product to be free of defects and to be fully functional for a period of 60 months from the date of original
shipment, given correct customer installation and regular maintenance. PairGain will repair or replace at PairGain’s option any unit without
cost during this period if the unit is found to be defective for any reason other than abuse or incorrect use or installation.
Do not try to repair the unit. If it fails, replace it with another unit and return the faulty unit to PairGain for repair. Any modifications of the
unit by anyone other than an authorized PairGain representative voids the warranty.
If a unit needs repair, call PairGain for a Return Material Authorization (RMA) number and return the defective unit, freight prepaid, along
with a brief description of the problem, to:
PairGain Technologies, Inc.
14352 Franklin Avenue
Tustin, CA 92780-7013
ATTN: Repair and Return Dept.
800.638.0031
Refer to the instructions under
for complete return instructions.
PairGain continues to repair faulty modules beyond the warranty program at a nominal charge. Contact your PairGain sales representative for
details and pricing.
M
ODIFICATIONS
Any changes or modifications made to this device that are not expressly approved by PairGain Technologies, Inc. may void the user's warranty.
All wiring external to the products should follow the provisions of the current edition of the National Electrical Code.
S
TANDARDS
C
OMPLIANCE
The HLU-231 List 8A has been tested and verified to comply with the applicable sections of the following standards.
•
GR 63-CORE - Network Equipment-Building System (NEBS) Requirements: Physical Protection
•
GR 1089-CORE - Electromagnetic Compatibility and Electrical Safety
For technical assistance, refer to