GarrettCom Magnum ST80 manual Troubleshooting, Before Calling for Assistance

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Stackable Personal Hubs

Installation and User Guide (04/01)

5.0TROUBLESHOOTING

All Magnum Ethernet products are designed to provide reliability and consistently high performance in all network environments. The installation of Magnum ST80 Stackable Personal Hub is a straightforward procedure (see INSTALLATION, Section 2.6); the operation is also straightforward and is discussed in Section 4.

Should problems develop during installation or operation, this section is intended to help locate, identify and correct these types of problems. Please follow the suggestions listed below prior to contacting your supplier. However, if you are unsure of the procedures described in this section or if the Magnum ST80 Stackable Personal Hub is not performing as expected, do not attempt to repair the unit; instead contact your supplier for assistance or contact GarrettCom Customer Support.

5.1Before Calling for Assistance

1.

If difficulty is encountered when installing or operating the unit, refer back to the

Installation Section of the applicable chapter of this manual. Also check

to make sure

that the various components of the network are interoperable.

 

2.Check the cables and connectors to ensure that they have been properly connected and the cables/wires have not been crimped or in some way impaired during installation. (About 90% of network downtime can be attributed to wiring and connector problems.)

3.Make sure that an AC power cord is properly attached to each Magnum ST80 Stackable Personal Hub unit. Be certain that each AC power cord is plugged into a functioning electrical outlet. Use the PWR LEDs to verify each unit is receiving power.

4.If the problem is isolated to a network device other than the Magnum ST80 Stackable Personal Hub product, it is recommended that the problem device is replaced with a known good device. Verify whether or not the problem is corrected. If not, go to Step 5 below. If the problem is corrected, the Magnum ST80 Stackable Personal Hub and its associated cables are functioning properly.

5.

If the problem continues after completing Step 4 above, contact your supplier of

 

the Magnum ST80 Stackable Personal Hub unit or if unknown, contact

 

GarrettCom, Inc.by fax, phone or email (support@garrettcom.com) for assistance.

www . GarrettCom . com

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Contents Personal Hub Trademarks Personal HubContacting GarrettCom, Inc GarrettCom, IncTable of Contents InstallationMagnum Line Maximum Ethernet Segment Lengths Technical Specifications PerformancePower Supply External ConnectorsWarranty SwitchesDimensions WeightModel Description Ordering InformationInspecting the Package and Product IntroductionProduct Description NetworkPort IRB Connectors Stack Enable SwitchStackable Personal Hubs Installation and User Guide 04/01 Low cost, stand-alone 10BASE-T connectivity Features and Benefits Expandable DesignInstallation Versatility LEDs Simplify Network Installation and MaintenanceApplications To existing network via switchable Up-Link portFiber backbone Connection External InstallationPower Supply LED will Illuminate Power JackCombining and Mounting Stacked Units Wall or Vertical Surface Mounting for non-stacked units onlyAUI Connection Twisted Pair Segment ConnectionsShell AUI Pin Assignments FunctionFiber Optic Connection Model ST80-F only BNC Connection Model ST80-B onlyStacking the ST80 Personal Hubs Switchable Up-Link FeatureIncreased port capacity via stacking Cascading the ST80 Personal Hub with the Up-Link port Switch in X positionOperation Functional Operation, Use of LED IndicatorsUsing the BNC Internal Termination Switch Model ST80-B only Using the Up-Link switchUsing the Stack Enable switch Before Calling for Assistance TroubleshootingWhen Calling for Assistance Return Material Authorization RMA ProcedureShipping and Packaging Information No Problem Found