PairGain T1L2F10A, Manual

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Table of Contents 150-231-185-05, Revision 05
vi September 13, 1999 HLU-231 List 8E
Initiating a Manual Loopback Session.............................................................................. 45
Setting the Loopback Time-out Option .............................................................. 45
Initiating a Manual Loopback Session ............................................................... 45
Loopback Test Procedures .............................................................................................................. 46
General Troubleshooting Tips .......................................................................................... 46
GNLB Test Procedures ..................................................................................................... 46
A1LB, A2LB, and A5LB Test Procedures ....................................................................... 48
A3LB and A4LB Test Procedures .................................................................................... 51
Appendix A - Specifications ____________________________________________________________ 52
HDSL Insertion Loss Guidelines..................................................................................................... 53
Power Consumption ........................................................................................................................ 53
Power Consumption without Doublers ............................................................................. 53
Power Consumption with Doublers .................................................................................. 54
Maximum Power Dissipation .......................................................................................................... 56
Maximum Current Drain ................................................................................................................. 56
HLU-231 List 8E Card Connector .................................................................................................. 57
Network Management Control Bus .................................................................................. 57
Fuse Alarm ........................................................................................................................ 57
System Alarm Relay Output ............................................................................................. 58
Craft Port ......................................................................................................................................... 58
Appendix B - Functional Operation _____________________________________________________ 59
Timing ............................................................................................................................................. 59
Ground Fault Detect ........................................................................................................................ 60
Appendix C - Compatibility____________________________________________________________ 61
T1 Repeater Shelves and Related Equipment ................................................................................. 61
HiGain Doubler Circuit Deployment .............................................................................................. 61
Appendix D - Product Support _________________________________________________________ 63
Technical Support............................................................................................................................ 63
World Wide Web............................................................................................................................. 63
Returns............................................................................................................................................. 63
Appendix E - Glossary ________________________________________________________________ 65
Certification and Warranty ______________________________________________ Inside Back Cover