ADTRAN TSU LT, Руководство пользователя

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Federal Communications Commission Radio Frequency Interference Statement TSU LT User Manual
6 © 2003 ADTRAN, Inc. 61203060L1-1A
Federal Communications Commission Radio Frequency Interference Statement
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 frequencies. 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.
Affidavit Requirements for Connection to Digital Services
• An affidavit is required to be given to the telephone company whenever digital terminal equipment
without encoded analog content and billing protection is used to transmit digital signals containing
encoded analog content which are intended for eventual conversion into voiceband analog signals and
transmitted on the network.
• The affidavit shall affirm that either no encoded analog content or billing information is being
transmitted or that the output of the device meets Part 68 encoded analog content or billing protection
specifications.
• End user/customer will be responsible for filing an affidavit with the local exchange carrier when
connecting unprotected customer premise equipment (CPE) to 1.544 Mbps or subrate digital services.
• Until such time as subrate digital terminal equipment is registered for voice applications, the affidavit
requirement for subrate services is waived.
Shielded cables must be used with this unit to ensure compliance with Class A FCC limits.
Changes or modifications to this unit not expressly approved by the party
responsible for compliance could void the user’s authority to operate the equipment.