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14

NETWORKING HUB

• The components involved in the problem.

• Any particular application that, when used, appears to create the problem or

make it worse.

If you cannot solve the problem over the phone, return the Networking Hub to the
place of purchase.

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Summary of Contents for LE2750A

Page 1: ...e U S call 724 746 5500 FREE technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site...

Page 2: ......

Page 3: ...couraged to try to correct the interference by one of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment...

Page 4: ...ato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descrito en las in...

Page 5: ...r una antena externa deber ser localizada lejos de las lineas de energia 16 El cable de corriente deber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado deb...

Page 6: ...NETWORKING HUB TRADEMARKS UL is a registered trademark of Underwriters Laboratories Incorporated Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owne...

Page 7: ...stall Inspect the Complete Package 10 3 2 The Installation Procedure 10 3 2 1 Positioning the Networking Hub on a Table or Shelf 10 3 2 2 Powering Up the Hub 10 3 2 3 Connecting Twisted Pair Segments...

Page 8: ...T 100 m 328 ft Indicators 17 Front mounted recessed LEDs 1 Power 8 Link TX and 8 RX Connectors 8 Front mounted shielded type RJ 45 female Leads Signals Supported RJ 45 Pins 1 2 3 and 6 Enclosure High...

Page 9: ...handy piece of 10 Mbps Ethernet test equipment into the network to provide a test port and then remove it after you re finished testing It takes up minimal space and uses minimal power plus it s rugg...

Page 10: ...and Benefits Interoperability with other Ethernet devices The Networking Hub is interoperable with other Ethernet compliant network devices Each is fully compliant with IEEE 802 3 specifications for...

Page 11: ...file sharing email printer sharing and other computer information High quality construction A rugged metal enclosure and compliance with rigid Class B emission standards make the hub suitable for comm...

Page 12: ...orking Hub 3 2 1 POSITIONING THE NETWORKING HUB ON A TABLE OR SHELF The Networking Hub can be placed on a table or shelf and has four rubber feet to provide stability without scratching finished surfa...

Page 13: ...owered up and functional device attached to it on the other end of the cable 3 3 Cascading You can cascade Networking Hubs in order to expand networks For example use a 10BASE T crossover cable to con...

Page 14: ...ovide reassurance of normal network activity and help you spot abnormal activity 4 2 Operating Features Partitioning and Reconnection The Networking Hub will automatically partition any port where 32...

Page 15: ...ged into a functioning electrical outlet Is the Pwr LED on signalling that the unit is receiving proper power 4 If the problem is isolated to a network device other than the Networking Hub replace the...

Page 16: ...components involved in the problem Any particular application that when used appears to create the problem or make it worse If you cannot solve the problem over the phone return the Networking Hub to...

Page 17: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2002 Black Box Corporation All rights reserved 2 02...

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