Paradyne 7511 Warranty, Sales, and Service Information, Copyright E 1999 Paradyne Corporation

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customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations.

Repairs to certified equipment should be coordinated by a representative designated by the supplier. Any repairs or alterations made by the user to this equipment, or equipment malfunctions, may give the telecommunications company cause to request to disconnect the equipment.

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.

CAUTION:

Users should not attempt to make such connections themselves, but should contact the appropriate electric inspection authority, or electrician, as appropriate.

The Ringer Equivalence Number (REN) assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface. The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence Numbers of all the devices does not exceed 5.

If your equipment is in need of repair, refer to the next section.

Warranty, Sales, and Service Information

Contact your local sales representative, service representative, or distributor directly for any help needed. For additional information concerning warranty, sales, service, repair, installation, documentation, training, distributor locations, or Paradyne worldwide office locations, use one of the following methods:

￿Via the Internet: Visit the Paradyne World Wide Web site at http://www.paradyne.com

￿Via Telephone: Call our automated call system to receive current information via fax or to speak with a company representative.

ÐWithin the U.S.A., call 1-800-870-2221

ÐOutside the U.S.A., call 1-727-530-2340

￿￿￿￿￿￿￿￿￿GN￿￿￿￿￿￿

*7511±A2±GN10±10*

Copyright E 1999 Paradyne Corporation

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January 1999

7511-A2-GN10-10

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Contents Product Documentation on the World Wide Web Package ChecklistPreparation Installing the Dual DSU Cables You May Need to OrderLine Rate Off KbpsConfiguration Options 2 Switch Options and Usage Configuration Options 3 Switch Options and Usage Configuration Options 4 Switch Options and Usage Off Off StandardOff Constant Off StandardConfiguration Options 5 Switch Options and Usage Installing the Rear Connector Plate Installing the DSU Card Circuit Pack Lock495-14797 Installing the Network and DTE Cables Troubleshooting Symptom Possible Cause RecommendationsImportant Safety Instructions January Government Requirements DDS Facility Interface Code Data RateWarranty, Sales, and Service Information Copyright E 1999 Paradyne Corporation