Chapter 1 Introduction ...........................................................................................................21
T1/FT1 Overview ...................................................................................................................21
T1 Service Offerings .........................................................................................................21
Fractional T1 .....................................................................................................................21
TSU LT Overview ..................................................................................................................22
Functional Description ......................................................................................................22
TSU LT Features ..............................................................................................................24
TSU LT Interfaces ............................................................................................................24
Network Interface (NI) ...............................................................................................25
Nx56/64 Serial Interface .............................................................................................25
Control Port Input .......................................................................................................26
Chain Port Output .......................................................................................................26
Software Management ......................................................................................................26
Front Panel ..................................................................................................................26
Testing ..............................................................................................................................26
Self-test .......................................................................................................................27
Loopback Tests ...........................................................................................................27
DTE Interface Loopbacks ...........................................................................................28
Pattern Generation ......................................................................................................28
Chapter 2 Installation ..............................................................................................................31
Inspecting for Damages ..........................................................................................................31
Items Shipped by ADTRAN .............................................................................................31
Power Connection .............................................................................................................31
Self-Test ......................................................................................................................32
Chapter 3 Operation ................................................................................................................33
Operation ................................................................................................................................33
General Menu Operation ..................................................................................................33
Menu Structure .................................................................................................................33
Menu Features ...................................................................................................................35
Data Field ....................................................................................................................35
Display Field ...............................................................................................................35
Arrows ........................................................................................................................36
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© 2002 ADTRAN, Inc.
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