Verilink 1558D (34-00255) Product Manual Manual de usuario Pagina 1

iTRANSPORT®34-002551st Edition1558D APSCSU/DSU

Installation 2-21558D APS CSU/DSUwire from the rear panel screw terminal labeled ‘GND’ to agood earth ground.Voltages in excess of 100 VDC may bepres

Installation 2-31558D APS CSU/DSUAC Power The 1558D unit operate from 115 VAC, 75 mA maximum.The unit is shipped with a 5.5 foot 3-prong industry sta

Installation 2-41558D APS CSU/DSUOPTIONSWITCHS3 Switch S3 is an eight position DIP switch used to configurethe 1558D unit address ID for the NET A ha

Installation 2-51558D APS CSU/DSUDS0 channel speed assignments are sequentiallyassigned beginning with DS0 #1 if SW4, Position7 is set to the OFF pos

Installation 2-61558D APS CSU/DSUAPS service is different from “normal” point-to-point T1service. The 1558D APS unit accepts a single source signalfr

Installation 2-71558D APS CSU/DSU• The Path Status, Alarm B (red) LED may be ON or OFFdepending on the alarm timer setting (0 to 900 seconds)configur

Installation 2-81558D APS CSU/DSUFigure 2-2 Local 1558D Test Diagram, Path A and Path BBantam Patch CordPath NET ASUPVSTATUSALOCKED BABALM LOS LPASE

Operation 3-11558D APS CSU/DSU3. OperationThe 1558D automatically switches a customer high speeddata application from a “defective” T1 service to a s

Operation 3-21558D APS CSU/DSU1558CO #1 CO #2155715571558DTET1, AIXC NetworkMasterSlave SlaveMasterT1, BT1, AT1, BIXC Local Loop APS application, bot

Operation 3-31558D APS CSU/DSUAPS Switching ParametersThe 1558D unit switches from the active line to the standbyline based upon user definable alarm

iiCopyright  1996 TxPORT, All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in aretrieval system,

Operation 3-41558D APS CSU/DSU• Occurrences - Intervals, 1 through 96 • Duration - Intervals, 1 through 96 • Valid Intervals Total • Occurrences, 24-

Operation 3-51558D APS CSU/DSUline. If the user momentarily moves the switch to either theA or B position and then returns the switch to the Auto pos

Operation 3-61558D APS CSU/DSUTEST LEDThis LED (tri-color amber, red, green) will indicate whenthe DSU portion of the 1558D has been placed in a TEST

Operation 3-71558D APS CSU/DSUThe 1558D will unloop after receiving a framed orunframed repeating T1 signal of (100) for ≥5 seconds.When the unit unl

Operation 3-81558D APS CSU/DSUPosition 7 - This DIP will be used to set the AMI/B8ZSfunction for NET A. The factory default setting is B8ZS.The 1558

Operation 3-91558D APS CSU/DSUDTE Control LinesThe DTE port can be optioned for control lines ON or fol-lows. When set to ON, the 1558D sets CTS, DS

Operation 3-101558D APS CSU/DSUBNETPowerCOM BusRxSupply±12 VDC+5 VDCTxLineDeframerNET AFramerLoopLine ProtectionFac/LocalLoopPLBAPSSelectPath A/BBrid

LAPS Operation 4-11558D APS CSU/DSU4. LAPS OperationAccess to key 1558D configuration, performance, and test-ing functions can be locally performed b

LAPS Operation 4-21558D APS CSU/DSURevisions: The LAPS software revision level is shownbelow the time. Refer to these numbers when contacting thefact

LAPS Operation 4-31558D APS CSU/DSUUSER LOG ONOnce the user has booted the LAPS software and connectedthe PC to the SUPV port of the 1558D unit, the

iiiTable of ContentsGeneral... 1-1Specifications...1-1T1 Network

LAPS Operation 4-41558D APS CSU/DSUline is the circuit name assigned by the user for the NET BT1 facility. Circuit names are defined by the user with

LAPS Operation 4-51558D APS CSU/DSUble from the three types of circuit screens discussed in thissection.Performance ScreenThe Performance screen (Fig

LAPS Operation 4-61558D APS CSU/DSUThe parameters shown on the PerformanceScreen are updated in one minute intervals. Anupdate may be forced by press

LAPS Operation 4-71558D APS CSU/DSUvalidity of the loop command. It is possible for the user tospecify a loop that is illegal (i.e. looping the activ

LAPS Operation 4-81558D APS CSU/DSUeters. If the screen is exited with a <N> response, reenteringthe Configuration Screen will show that all fi

LAPS Operation 4-91558D APS CSU/DSUBoot from: Displays the current setting of the APSswitches which determine the source of boot-time configu-ration

LAPS Operation 4-101558D APS CSU/DSU2. From the Maintenance screen, decide which Path is to belooped (A or B path).3. If necessary, force the 1558D t

LAPS Operation 4-111558D APS CSU/DSUTo unloop the unit, move the cursor highlight to the Unloopfield and toggle the field, using the space bar, until

LAPS Operation 4-121558D APS CSU/DSUthe target for testing, move the cursor highlight to the Loopfield and toggle the field, using the space bar, unt

LAPS Operation 4-131558D APS CSU/DSUseconds or more, after which, the NET device should beunlooped. NPC Payload LoopThe NPC Payload loopback is used

ivNear Payload Loop...4-10Near Line Loop ... 4-11Near Facility Loop ...

LAPS Operation 4-141558D APS CSU/DSUdesired test time. The choices are 15 minutes, 30 min-utes, 1 Hour, 24 Hours, and Continuous.4. After performing

I-1IndexNumerics1557 ADDRESS SETTINGS 2-3BBipolar Violations 3-1CCircuit List Screens 4-3Circuit ID 4-3Far 4-4Near 4-4Pos 4-3State 4-3Circuits in Alar

I-2Preservice TestingEnd - to - End 2-7Path A 2-6Path B 2-6RRevertive, Non - Revertive protection 3-1SService Select control 3-2SITE PREPARATIONS 2-1S

General 1-11558D APS CSU/DSU1. GeneralThe TxPORT 1558D APS CSU/DSU (Automatic ProtectionSwitch with integral V.35 DSU/CSU) provides the idealsolution

General 1-21558D APS CSU/DSUPowerUnit: 115 VAC, ≤75 mA, 35 BTU maximumMechanicalMounting: Desk, wall, or rack installation (comes with 19” rack mount

General 1-31558D APS CSU/DSUEnd users should use existing 48 VDC batterysources or a CSA certified power supply. Le present appareil numerique n’emet

General 1-41558D APS CSU/DSU

Installation 2-11558D APS CSU/DSU2. InstallationProper installation of the 1558D unit involves the followingkey steps:• Site Survey and Preparation•