ADC HiGain H2TU-C-388 Technical Practice page 6

Table of Contents
Testing _____________________________________________________________________________ 46
System Alarms................................................................................................................................. 46
OCT55 Test Pattern with AMI Line Code ...................................................................................... 48
Loopback Operation ........................................................................................................................ 49
Manual Loopback Session............................................................................................................... 51
Inband Loopback Session................................................................................................................ 52
Appendix A - Specifications ____________________________________________________________ 57
Power Consumption ........................................................................................................................ 58
Maximum Power Dissipation .......................................................................................................... 58
Maximum Current Drain ................................................................................................................. 58
Loop Attenuation............................................................................................................................. 59
H2TU-C-388 List 3E Card-Edge Connector................................................................................... 59
Craft Port ......................................................................................................................................... 60
Appendix B - Functional Operation _____________________________________________________ 61
Timing ............................................................................................................................................. 61
Ground Fault Detect ........................................................................................................................ 61
Appendix C - Compatibility____________________________________________________________ 62
Appendix D - Product Support _________________________________________________________ 63
Technical Support............................................................................................................................ 63
Returns............................................................................................................................................. 63
Appendix E - Abbreviations____________________________________________________________ 65
Certification and Warranty ______________________________________________ Inside Back Cover
vi
Alarm Option for Digital Loop Carrier (DLC) Feed ........................................................ 47
Retiring System Alarms .................................................................................................... 47
Remote LOS/AIS Response.............................................................................................. 48
Generic Loopback Commands.......................................................................................... 50
Special Loopback Commands........................................................................................... 50
SmartJack Loopback Commands...................................................................................... 51
General Troubleshooting Tips .......................................................................................... 52
GNLB Test Procedures ..................................................................................................... 52
A2LB Test Procedures ...................................................................................................... 53
A3LB and A4LB Test Procedures .................................................................................... 56
SmartJack Test Procedure................................................................................................. 56
Network Management Control Bus .................................................................................. 59
Fuse Alarm ........................................................................................................................ 60
February 28, 2001
LTPH-TP-1001-02, Issue 2
H2TU-C-388 List 3E