Paradyne 7924 manual Important Safety Instructions

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Important Information

Important Safety Instructions

1.Read and follow all warning notices and instructions marked on the product or included in the manual.

2.Do not allow anything to rest on the power cord and do not locate the product where persons will walk on the power cord.

3.Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous high voltage points or other risks. Refer all servicing to qualified service personnel.

4.General purpose cables are provided with this product. Special cables, which may be required by the regulatory inspection authority for the installation site, are the responsibility of the customer.

5.When installed in the final configuration, the product must comply with the applicable Safety Standards and regulatory requirements of the country in which it is installed. If necessary, consult with the appropriate regulatory agencies and inspection authorities to ensure compliance.

6.A rare phenomenon can create a voltage potential between the earth grounds of two or more buildings. If products installed in separate buildings are interconnected, the voltage potential may cause a hazardous condition. Consult a qualified electrical consultant to determine whether or not this phenomenon exists and, if necessary, implement corrective action prior to interconnecting the products.

7.In addition, if the equipment is to be used with telecommunications circuits, take the following precautions:

ÐNever install telephone wiring during a lightning storm.

ÐNever install telephone jacks in wet locations unless the jack is specifically designed for wet locations.

ÐNever touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface.

ÐUse caution when installing or modifying telephone lines.

ÐAvoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning.

ÐDo not use the telephone to report a gas leak in the vicinity of the leak.

7924-A2-GB20-30

October 1997

B

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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 Iii Cable Pin AssignmentsAbout This Guide Document Purpose and Intended AudienceDocument Summary Document Number Document Title Product-Related DocumentsHotWire 7924-A1 Models and Features About HotWire Model Termination UnitsModel Number Features Campus Network Applications Typical ConfigurationsDCS User Interface Types Cellular Network AccessInstalling the Unit Package Checklist for HotWire Model 7924-A1Overview DSX-1-Compatible HotWire 7924 ± Rear Panel Connecting to the NetworkConnecting Power to the Unit ProcedureUsing Terminal and Switchpack Modes Choosing an Interface ModeConnecting to a System Terminal Switching Between Terminal and Switchpack Modes Customizing DSX-1-Compatible Units Accessing Configuration OptionsMaking Changes from the Terminal Interface Hdsl Card Type DSX-1-Compatible Units Configuration Options 1DSX-1-Compatible Units Configuration Options 2 Displaying Switchpack Definitions Making Changes in Switchpack ModeDisplaying Line Build-Out Definitions Switchpack Settings for Line Build OUTCustomizing V.35-Compatible Units Customizing V.35-Compatible Units ± 6 x 64 384 kbps ± No change to rate V.35-Compatible Units Configuration OptionsMaking Changes in Switchpack Mode CO/CP OFF=CP, ON=CO What to Monitor Monitoring the UnitBoard Status Board Status for DSX-1-Compatible UnitBoard Status for V.35-Compatible Unit Performance Statistics Performance Statistics for V.35-Compatible Unit Performance Statistics for DSX-1-Compatible UnitRemote Unit Information Front Panel LEDs DSX-1-Compatible UnitMeaning Compatible Unit Testing Detecting a ProblemUnderstanding Loopback Tests Local Loopback, Initiated at the CO Unit Local LoopbacksRemote Loopback, Initiated at the CO Unit Remote LoopbacksStarting and Stopping Loopbacks Resetting the Unit Worksheets DSX-1-to-DSX-1 Configuration LAN DSX-1-to-V.35 ConfigurationUnframed Operation Time Slot DS0 AssignmentsPayload Rate DSX-1 T1 DS0s Used Compatible Units Configuration Worksheet DSX-1-Compatible Units Configuration WorksheetTerminal Connection Cable Pin Assignments Cable Pin AssignmentsPin Hdsl Loop Connection Cable Pin AssignmentsT1 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 COM port Factory defaultsGlossary GL-1Reset GL-2Loopback IN-1 IndexIndex IN-2