TM
COMSPHERE 3811Plus Modem
Installation Instructions
Document Number
June 1998
User's Guide
This document provides basic installation instructions for the COMSPHERE 3811Plus (Model 3981) modem. For complete configuration and operation instructions, refer to the COMSPHERE 3800Plus Modems User's Guide (Document Number
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
ÐOutside the U.S.A., call
Important Safety Instructions
1.Read and follow all warning notices and instructions marked on the product or included in the manual.
2.Slots and openings in the cabinet are provided for ventilation. To ensure reliable operation of the product and to protect it from overheating, these slots and openings must not be blocked or covered.
3.General purpose cables may be provided with this product. Special cables, which may be required by the regulatory inspection authority for the installation site, are the responsibility of the customer.
4.When installed in the final configuration, the product must comply with the applicable Safety Standards and regulatory requirements of the country in which it is installed. If necessary, consult with the appropriate regulatory agencies and inspection authorities to ensure compliance.
In addition, if the equipment is to be used with telecommunications circuits, take the following precautions:
•Never install telephone wiring during a lightning storm.
•Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations.
•Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface.
•Use caution when installing or modifying telephone lines.
•Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning.
•Do not use the telephone to report a gas leak in the vicinity of the leak.
Government Requirements
Notice to Users of the United States Public Switched Telephone Network
1.This equipment complies with Part 68 of the FCC rules. On the equipment is a label that contains, among other information, the FCC registration number and ringer equivalence number (REN) for this equipment. The label is located on the circuit card assembly of the 3811Plus. If requested, this
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