Verilink DIU 2130 (880-503297-001) Product Manual Instrukcja Użytkownika Pobierz pdf (Strona 8)

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Verilink DIU 2130

Near Loop .............................................................................................3-14

Monitor Leads ....................................................................................... 3-14

Far Loop ................................................................................................ 3-14

Alarm Enable ........................................................................................3-15

DIU Bus ................................................................................................. 3-15

DIU Clock ..............................................................................................3-16

Troubleshooting .....................................................................................................4-1

Near End Loop LED .................................................................................4-1

Far End Loop LED ....................................................................................4-1

STAT LED ................................................................................................4-1

Loss of Clock Alarm Notification ................................................4-2

Loss of Signal Alarm Notification ................................................4-2

Test Signal Detector .................................................................... 4-2

Data Channel Loopbacks .............................................................4-2

V.54 Data Channel Loopbacks .....................................................4-3

Interpreting Alarms .........................................................................................4-3

Status Code ............................................................................................. 4-4

Alarm Description .................................................................................. 4-4

Classifications ........................................................................................4-4

Problem Types ........................................................................................4-4

What To Do About Alarms ...............................................................................4-5

Alarm Records ........................................................................................ 4-5

T1 Dial Backup Option Overview ...........................................................................5-1

Features ..................................................................................................5-2

Available configurations ........................................................................5-2

Compatibility and requirements ............................................................5-2

How dial backup works ..........................................................................5-3

Upgrading to the T1 Dial Backup Option .........................................................5-4

Preconfigured Option .............................................................................5-4

Download Upgrade .................................................................................5-4

EPROM Upgrade ......................................................................................5-4

Installation and Management ..........................................................................5-5

Connecting Cables for Dial Backup ........................................................ 5-6

Detecting a DIU 2130/DBU .....................................................................5-7

Configuring Modes for Dial Backup .................................................................5-8

Monitoring Dial Backup Status ........................................................................5-9

Managing Alarms and Testing ....................................................................... 5-10

Managing Dial Backup Alarms .............................................................. 5-10

Manually Controlling Dial Backup ........................................................ 5-11

Testing Before or After a T1 Circuit Failure ......................................... 5-11

Configuring the ConnecT 56K DSU for Dial Backup ......................................5-12

56K NMS Option Overview ..................................................................................... 6-1

Application Example ...............................................................................6-1

Features ..................................................................................................6-2

Status/Control Codes ..................................................................6-2

Alarms .........................................................................................6-3

Loopback Codes .......................................................................... 6-3

Available DIU 2130/DDS Configurations ................................................6-3

Compatibility and Requirements ............................................................6-4

Upgrading to the 56K NMS Option ...................................................................6-4

Preconfigured Option .............................................................................6-4

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