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Contents
Chapter 8 – T1
Strata CTX I&M 06/04 vii
BPTU/RPTU Overview ......................................................................................................................7-3
CSU Requirements .......................................................................................................................7-3
Slot Assignments ..........................................................................................................................7-3
BPTU Interface Unit ...........................................................................................................................7-4
BPTU Installation ................................................................................................................................7-4
Power Factor .................................................................................................................................7-4
BPTU Self Test .............................................................................................................................7-6
BPTU Cable Length Equalizer Switches .....................................................................................7-6
BPTU Loop Back Jumper Plugs ...................................................................................................7-7
BPTU Front Panel Indicators .......................................................................................................7-7
Ferrite Core ...................................................................................................................................7-7
BPTU Cabling ..............................................................................................................................7-7
RPTU Interface Unit ...........................................................................................................................7-8
RPTU Installation ................................................................................................................................7-8
BPTU and RPTU Cabling .................................................................................................................7-11
RBSU/RBSS Interface Units .............................................................................................................7-14
Overview ....................................................................................................................................7-14
RBSU Connection Options .........................................................................................................7-14
Capacity and Cabinet Slot Information ......................................................................................7-15
PS-1 Backup Power Option ........................................................................................................7-16
RBSU/RBSS Installation ............................................................................................................7-16
Modular Jack Pin Configurations ...............................................................................................7-19
RBSU/RBSS Premise Wiring Guidelines ..................................................................................7-21
Connecting RBSU to Network Side (TE-Mode) ........................................................................7-23
Connecting RBSU/RBSS Station Devices (NT-Mode) ..............................................................7-24
RBSU/RBSS Passive Bus Configurations ..................................................................................7-26
RBUU/RBUS Interface Unit .............................................................................................................7-27
RBUU Installation ......................................................................................................................7-27
RBUU/RBUS Wiring Guidelines ...............................................................................................7-30
ISDN Testing and Troubleshooting ..................................................................................................7-33
BRI-U, LT Interface Terminal Loop Back Test .........................................................................7-33
Loop-back Test ...........................................................................................................................7-34
Timing and Synchronization .............................................................................................................7-35
PRI/BRI Call Monitoring ..................................................................................................................7-37
Call Monitor Output for ISDN ..........................................................................................................7-37
BRI Call Monitor ........................................................................................................................7-40
Chapter 8 – T1
Program Channels ...............................................................................................................................8-1
Select Slot Assignments ......................................................................................................................8-1
RDTU3 - T1 Interface Unit .................................................................................................................8-2
RDTU Installation ...............................................................................................................................8-4
Power Factor .................................................................................................................................8-4
RDTU3 Cabling ............................................................................................................................8-5
RDTU3 Self Test and CSU Test Switch ......................................................................................8-8
RDTU3 Equalizer Switches ..........................................................................................................8-8
RDTU3 Loop Back Jumper Plugs ................................................................................................8-8
RDTU3 Front Panel Indicators .....................................................................................................8-8
Call Data Monitor Jack .................................................................................................................8-9
Loop Back ....................................................................................................................................8-9