ADC HiGain H2TU-C-231 Manual page 6

Table of Contents
Testing _____________________________________________________________________________ 44
System Alarms................................................................................................................................. 44
OCT55 Test Pattern with AMI Code............................................................................................... 46
Loopback Operation ........................................................................................................................ 47
Manual Loopback Session............................................................................................................... 49
In-Band Loopback Sessions ............................................................................................................ 50
Appendix A - Specifications ____________________________________________________________ 55
Power Consumption ........................................................................................................................ 56
Maximum Power Dissipation .......................................................................................................... 56
Maximum Current Drain ................................................................................................................. 56
Loop Attenuation............................................................................................................................. 57
H2TU-C-231 List 4E Card-Edge Connector................................................................................... 58
Craft Port ......................................................................................................................................... 59
Appendix B - Functional Operation _____________________________________________________ 60
Timing ............................................................................................................................................. 61
Ground Fault Detect ........................................................................................................................ 61
Appendix C - Compatibility____________________________________________________________ 62
Appendix D - Product Support _________________________________________________________ 63
Technical Support............................................................................................................................ 63
Returns............................................................................................................................................. 63
Appendix E - Abbreviations____________________________________________________________ 64
Certification and Warranty ______________________________________________ Inside Back Cover
vi
Alarm Option for Digital Loop Carrier (DLC) Feed ........................................................ 45
Retiring System Alarms .................................................................................................... 45
Remote LOS and AIS Response ....................................................................................... 46
Generic Loopback Commands.......................................................................................... 48
Special Loopback Commands........................................................................................... 48
SmartJack Loopback Commands...................................................................................... 49
General Troubleshooting Tips .......................................................................................... 50
GNLB Test Procedures ..................................................................................................... 50
A2LB Test Procedures ...................................................................................................... 52
A3LB and A4LB Test Procedures .................................................................................... 54
SmartJack Test Procedure................................................................................................. 54
Network Management Control Bus .................................................................................. 58
Fuse Alarm ........................................................................................................................ 59
System Alarm Output Pins................................................................................................ 59
September 28, 2001
LTPH-TP-1034-01, Issue 1
H2TU-C-231 List 4E