FCC ID: HDC1203019L1This device complies with Part 15 of the FCC rules. Op-eration is subject to the following two conditions: (1) Thisdevice may not cause harmful interference, and (2) thisdevice must accept any interference received, includinginterference that may cause undesired operation.Changes or modifications to this unit not ex-pressly approved by the party responsible forcompliance could void the user's authority to op-erate the equipment.Canadian Standards AssociationThis device must be powered by a CSA approved powersupply or a power supply meeting the requirements ofCS03, Part I Section 1.4.2.WarrantiesADTRAN will repair or replace this product within five yearsfrom the date of shipment if it does not meet its published spec-ifications or fails while in service. For detailed warranty, repair,and return information, refer to the ADTRAN Equipment War-ranty and Repair and Return Policy Procedure. Return MaterialAuthorization (RMA) is required prior to returning equipmentto ADTRAN. (See inside back cover for phone and address.)901 Explorer Blvd.P. O. Box 140000Huntsville, AL 35814-4000Phone: (256) 963-8000© 1999 ADTRAN, Inc.All rights reservedPrinted in USA