Paradyne 7924 manual Compatible Unit

Page 36

Monitoring the Unit

V.35-Compatible Unit

The green PWR LED lights whenever power is applied to the board. Loop LEDs blink until the loop has been synchronized and then remain off.

T1 HDSL

TERMINAL

DTR DSR CTS RTS RXD TXD

Bk

PWR FAIL

Loop

A

Loop

B

Loop

 

 

 

7900

 

97-15313

 

 

LED

Meaning

 

 

Loop Bk

ON: A loopback has been initiated for testing the equipment connected to

 

this unit. Refer to Chapter 7, Testing, for more information.

 

 

PWR

ON: Power is applied to the unit.

 

 

FAIL

ON: The processor has halted and repairs are required.

 

 

Loop A

ON: HDSL Loop A has failed.

 

Blinking: HDSL Loop A is synchronizing with the far-end unit (such as

 

when the units are coming up after a reset). If the LED blinks for more

 

than 60 seconds, loss of signal has occurred.

 

Off: Loop A is enabled and synchronized.

 

 

Loop B

ON: HDSL Loop B has been disabled (only Loop A is in use) or has

 

failed.

 

Blinking: HDSL Loop B is synchronizing with the far-end unit (such as

 

when the units are coming up after a reset). If the LED blinks for more

 

than 60 seconds, loss of signal has occurred.

 

Off: Loop B is enabled and synchronized.

 

 

7924-A2-GB20-30

October 1997

6-7

Image 36
Contents Model 7924 Standalone T1 Hdsl Termination Unit Warranty, Sales, and Service Information Copyright  1997 Paradyne Corporation All rights reservedTrademarks Important Safety Instructions EMI Warnings Contents Customizing V.35-Compatible Units Cable Pin Assignments IiiAbout This Guide Document Purpose and Intended AudienceDocument Summary Product-Related Documents Document Number Document TitleAbout HotWire Model Termination Units HotWire 7924-A1 Models and FeaturesModel Number Features Typical Configurations Campus Network ApplicationsDCS Cellular Network Access User Interface TypesInstalling the Unit Package Checklist for HotWire Model 7924-A1Overview Connecting to the Network Connecting Power to the UnitProcedure DSX-1-Compatible HotWire 7924 ± Rear PanelUsing Terminal and Switchpack Modes Choosing an Interface ModeConnecting to a System Terminal Switching Between Terminal and Switchpack Modes Accessing Configuration Options Customizing DSX-1-Compatible UnitsMaking Changes from the Terminal Interface DSX-1-Compatible Units Configuration Options 1 Hdsl Card TypeDSX-1-Compatible Units Configuration Options 2 Making Changes in Switchpack Mode Displaying Switchpack DefinitionsSwitchpack Settings for Line Build OUT Displaying Line Build-Out DefinitionsCustomizing V.35-Compatible Units Customizing V.35-Compatible Units V.35-Compatible Units Configuration Options ± 6 x 64 384 kbps ± No change to rateMaking Changes in Switchpack Mode CO/CP OFF=CP, ON=CO Monitoring the Unit What to MonitorBoard Status Board Status for DSX-1-Compatible UnitBoard Status for V.35-Compatible Unit Performance Statistics Performance Statistics for DSX-1-Compatible Unit Performance Statistics for V.35-Compatible UnitRemote Unit Information Front Panel LEDs DSX-1-Compatible UnitMeaning Compatible Unit Testing Detecting a ProblemUnderstanding Loopback Tests Local Loopbacks Local Loopback, Initiated at the CO UnitRemote Loopbacks Remote Loopback, Initiated at the CO UnitStarting and Stopping Loopbacks Resetting the Unit Worksheets DSX-1-to-DSX-1 Configuration DSX-1-to-V.35 Configuration LANUnframed Operation Time Slot DS0 AssignmentsPayload Rate DSX-1 T1 DS0s Used DSX-1-Compatible Units Configuration Worksheet Compatible Units Configuration WorksheetCable Pin Assignments Terminal Connection Cable Pin AssignmentsHdsl Loop Connection Cable Pin Assignments PinT1 Network Connection Cable Pin Assignments Connection Cable Pin Assignments Direction Code Pin NameFunction Description Switchpacks and Jumpers Jumper Pins Factory-SettingDSX-1-Compatible Units Switchpacks and Jumpers Compatible Units Jumper P8 Factory defaults GlossaryGL-1 COM portReset GL-2Loopback Index IN-1IN-2 Index