General
Introduction ................................................................ 1-1
Design Highlights ....................................................... 1-1
Specifications ............................................................. 1-1
FCC Requirements ....................................................... 1-2
Canadian Emissions Requirements ............................. 1-3
Warranty ..................................................................... 1-3
Ordering Numbers ...................................................... 1-4
TxPORT Customer Service ........................................ 1-4
Installation
Introduction ................................................................ 2-1
Site Preparation .......................................................... 2-1
Unpacking and Inspection .......................................... 2-1
Mounting ...................................................................
2-1
Wiring and Connections .............................................. 2-2
Chassis Ground Connection ................................. 2-2
DC Power Connection ......................................... 2-2
Alarm Connection ................................................ 2-2
T1 Connection ..................................................... 2-2
COM Bus Connection .......................................... 2-3
Configuration Modes ................................................... 2-3
Switch Configuration ........................................... 2-3
ROM Configuration ............................................. 2-4
RAM Configuration ............................................. 2-5
Manager Configuration ........................................ 2-5
Preservice Testing ....................................................... 2-5
Path A Preservice Testing .................................... 2-5
Path B Preservice Testing .................................... 2-6
Results .................................................................. 2-7
End-to-End Pre-Service Testing .......................... 2-7
Bypass Test ................................................................. 2-8
Operation
Introduction ................................................................. 3-1
Applications ................................................................ 3-1
General Operation ....................................................... 3-1
Revertive and Non-Revertive Switching ............. 3-1
Default Power-Up Path ........................................ 3-1
Loss of Signal / Loss of Frame ............................ 3-1
Bipolar Violations ................................................ 3-1
CSU Loopbacks ................................................... 3-2
Forced/Locked Capability ................................... 3-2
APS Switching Time ........................................... 3-3
APS Switching Parameters .................................. 3-3
Line Availability Timer ....................................... 3-4
Status and Performance Information .................... 3-4
Configuration Modes ........................................... 3-4
Front Panel Controls and Indicators ........................... 3-4
Supervisory Port .................................................. 3-4
Power Indicators .................................................. 3-5
Bypass Indicator .................................................. 3-5
Locked Indicator .................................................. 3-5
Status Indicators .................................................. 3-5
Manual Path Selector Switch ............................... 3- 6
Path Status Alarm Indicators ............................... 3-6
Path Status LOS Indicators .................................. 3-6
Path Status Loop Indicators ................................. 3-6
Bantam Test Access Jacks ................................... 3-6
DTE Loop Indicator ............................................ 3-6
DTE Loss of Signal Indicator .............................. 3-6
Rear Panel Connections .............................................. 3-7
COM Bus Connections ........................................ 3-7
Network T1 Connections ..................................... 3-7
DTE T1 Connection ............................................ 3-7
Screw Terminal Connections ............................... 3-7
Option Switch Functions ............................................ 3-8
LAPS Operation
Introduction ................................................................. 4-1
LAPS Installation ....................................................... 4-1
Screens and Menus ..................................................... 4-1
Common Screen Elements ................................... 4-1
Cursor Controls .................................................... 4-2
User Log On ........................................................ 4-2
Main Menu Screen ...................................................... 4-2
Circuit List Screens ..................................................... 4-3
Circuits in Alarm Screen ..................................... 4-3
Circuits in Test Screen ......................................... 4-3
Circuit List Screen ............................................... 4-3
Screen Manipulation ............................................ 4-3
Performance Screen ............................................. 4-4
Maintenance Screen .................................................... 4-6
Configuration Screen .................................................. 4-7
Utilities Screens .......................................................... 4- 9
Loopback Operations .................................................. 4-10
Near CO Payload Loop ........................................ 4-10
CO Line Loop ...................................................... 4-10
CO Facility Loop ................................................. 4-11
CO Equipment Loop ............................................ 4-12
CPE Payload ........................................................ 4-12
CPE Line .............................................................. 4-12
CSU Loop ............................................................ 4-13
NET Loop ............................................................ 4-13
NPC Payload Loop .............................................. 4-13
BERT Testing ............................................................. 4-14
Table of Contents
