ADTRAN NT1 ACE4 user manual 61200242L1-1

Page 25

 

NT1 ACE4 User Manual

 

 

ERROR indicators illumi-

Network activation failure:

nated; READY indicators

• Wall jack wiring is incorrect: Check

flash at a faster 8 Hz rate.

wall jack.

 

• Problem with ISDN line: Contact

 

telephone company.

 

 

ERROR indicators illumi-

Local bus failure:

nated; READY indicators

• TE not connected: Connect TE.

flash at a slower 1 Hz

• TE not receiving power from NT1:

rate.

Consult TE documentation.

 

 

• TE not terminated properly: Correct

 

termination.

 

 

READY indicators do not

• Problem with ISDN network: Con-

illuminate.

tact telephone company.

 

• ISDN line not plugged into U jack:

 

Plug ISDN line into U jack.

 

 

Unable to make or

• TE is not compatible with ISDN net-

receive a call.

work: Contact telephone company.

 

• TE ISDN parameters not config-

 

ured properly: Reconfigure TE

 

(SPIDs, LDNs, switch type, etc.).

 

 

61200242L1-1

NT1 ACE4 User Manual

9

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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 Canadian Standards Association FCC Information61200242L1-1 Isdn Canadian Equipment Limitations Canadian Emissions RequirementsXii 61200242L1-1 Limited Product Warranty Warranty and Customer ServiceXiv 61200242L1-1 Table of Contents Figures Adtran NT1 ACE4 Unit OverviewStatus Indicators LED IndicatorsRemote Testing MaintenanceInspection Repair and ReturnConnections Network Connector Pin AssignmentsLocal Bus Connector RJ-45 Local Bus Connector Pin AssignmentsPower Supply Connection Powering with the NT1 ACE4 Power SupplyTypical Configuration Connecting the Terminal EquipmentTypical Configuration Troubleshooting61200242L1-1 Faceplate Indicators SpecificationsNetwork Interface U Customer Interface S/TPower Supply Specifications PowerMechanical Environment61200242L1-1 Technical Support and Warranty Information