3Com 3C16721A, 3C16722A, 3C16723A

Part No. DUA 1672-1AAA03

Published June 1999

3C16721.book Page 36 Wednesday, July 7, 19 99 3:05 PM

Contents

Main 3Com Corporation 5400 Bayfront Plaza Santa Clara, California 95052-8145 Page Page I CREATING Y OUR NETWORK Fast Ethernet Hub 4 and Hub 8Front Alert LED Power LED Fast Ethernet Hub 4 and Hub 8Rear Power adapter socket Uplink/Normal switch 100BASE-TX RJ-45 ports Fast Ethernet Hub 12Front Alert LED Power LED Collision LED Network Utilization LEDs Fast Ethernet Hub 12Rear Power adapter socket Uplink/Normal switch 100BASE-TX RJ-45 ports Before You Start Workstation Connections Hub Connections Stacking the Units Together The Rubber Feet The Stacking Clip Positioning Your OfficeConnect Hub Securing Your Hub Connecting Workstations and Other Equipment to Your Hub Connecting OfficeConnect Hubs Together Connecting 100BASE-TX Hubs Connecting to 10BASE-T Networks Checking Hub Connections Spot Checks P ROBLEM S Page NETWORKING T ERMINOLOGY D IMENSIONS AND S 3C16721.book Page 18 Wednesday, July 7, 19 99 3:05 PM Dimensions and Operating Conditions OfficeConnect Fast Ethernet Hub 8 OfficeConnect Fast Ethernet Hub 4 Standards ENVIRONMENTAL STATEMENTS End Of Life Statement Regulated Materials Statement Environmental Statement about the Documentation Environmental Statement about the Product Packaging I MPORTANT S AFETY I WICHTIGE SICHERHEITSHINWEISE C ONSIGNES IMPORTANTES DE TECHNICAL SUPPORT Online Technical Services World Wide Web Site 3Com Knowledgebase Web Services Support from Your Network Supplier Support from 3Com Here is a list of worldwide technical telephone support numbers: Page Returning Products for Repair 3Com Corporation LIMITED WARRANTY 3Com OfficeConnect Fast Ethernet Hub 4, Hub 8, Hub 12 H S YEAR 2000 WARRANTY WARRANTIES EXCLUSIVE LIMITATION OF LIABILITY D GOVERNING LAW E LECTROMAGNETIC C FCC S CSA S VCCI S BCIQ S