ADTRAN NT1 ACE4 user manual Xii 61200242L1-1

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connector assembly (telephone extension cord). Compli- ance with the above conditions may not prevent degrada- tion of service in some situations.

Repairs to certified equipment should be made by an authorized Canadian maintenance facility 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 the user to disconnect the equipment.

Users should ensure for their own protection that the electrical ground connections of the power utility, tele- phone lines, and internal metallic water pipe system, if present, are connected together. This precaution may be particularly important in rural areas.

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

The Load Number (LN) assigned to each terminal device denotes the percentage of the total load to be connected to a telephone loop which is used by the device, to pre- vent overloading. The termination on a loop may consist of any combination of devices subject only to the require- ment that the total of the Load Numbers of all devices does not exceed 100.

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NT1 ACE4 User Manual

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Contents NT1 ACE Page Important Safety Instructions Affidavit Requirements for Connection to Digital Services 61200242L1-1 61200242L1-1 61200242L1-1 Vii FCC Information Canadian Standards Association 61200242L1-1 Isdn Canadian Emissions Requirements Canadian Equipment LimitationsXii 61200242L1-1 Warranty and Customer Service Limited Product WarrantyXiv 61200242L1-1 Table of Contents Figures Unit Overview Adtran NT1 ACE4LED Indicators Status IndicatorsMaintenance Remote TestingInspection Repair and ReturnNetwork Connector Pin Assignments ConnectionsLocal Bus Connector Pin Assignments Local Bus Connector RJ-45Powering with the NT1 ACE4 Power Supply Power Supply ConnectionConnecting the Terminal Equipment Typical ConfigurationTroubleshooting Typical Configuration61200242L1-1 Specifications Faceplate IndicatorsNetwork Interface U Customer Interface S/TPower Power Supply SpecificationsMechanical Environment61200242L1-1 Technical Support and Warranty Information