GarrettCom DS8016 Manual De Usuario

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Magnum DS8016 Dual-Speed Stackable Hubs        Installation and User Guide (07/06) 
 
 
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5.0 TROUBLESHOOTING 
 
All Magnum Ethernet products are designed to provide reliability and consistently 
high performance in all network environments.  The installation of Magnum DS8016 10/100 
Dual Speed Stackable Hubs 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 DS8016 10/100 Dual Speed Stackable Hub is not 
performing as expected, do not attempt to repair the unit; instead contact your supplier for 
assistance or contact GarrettCom Customer Support. 
 
5.1 
Before 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 DS8016 
10/100 Dual Speed Stackable Hubs 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 DS8016 
10/100 Dual Speed Stackable 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 
DS8016 10/100 Dual Speed Stackable Hubs and its associated cables are 
functioning properly. 
5. 
If the problem continues after completing Step 4 above, contact your supplier   of 
the Magnum DS8016 10/100 Dual Speed Stackable Hubs unit or if unknown, 
contact GarrettCom, Inc.by fax, phone or email (support@garrettcom.com) for 
assistance.