3Com NJ90 Network Jack User Manual Download | Manualshive

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NJ90

Network Jack

User Guide

3CNJ90

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Summary of Contents for NJ90 Network Jack

Page 1: ...NJ90 Network Jack User Guide 3CNJ90 ...

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Page 3: ...User Guide NJ90 Network Jack 3CNJ90 4 port 10 100 Mbps Unmanaged Ethernet Switch http www 3com com http www 3com com productreg 150000038600A R01 Published February 2003 ...

Page 4: ...e removable media in a directory file named LICENSE TXT or LICENSE TXT If you are unable to locate a copy please contact 3Com and a copy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in ...

Page 5: ...ting the NJ90 13 F Contacting Technical Support 14 Limited Warranty Regulatory Compliance Information 17 List of Illustrations Fig 1 NJ90 Feature Description 2 Fig 2 NJ90 Installation 3 Fig 3 NJ90 Dimensions 5 Fig 4 Wall Outlet NEMA WD6 Dimensions 7 Fig 5 Using an Integrated Switch with Power over Ethernet 8 Fig 6 Using a Multi port Ethernet Power Supply 9 Fig 7 Using a Single port Ethernet Power ...

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Page 7: ... such as computers printers Voice over IP VoIP telephones and scanners each to be connected to the network via its own Ethernet port The NJ90 needs no software to operate and no configuration All ports feature 10 100 Mbps auto negotiation which configures the NJ90 Network Jack for 10 Mbps or 100 Mbps connections automati cally Before you begin installation register your product at www 3com com sup...

Page 8: ...r devices to be connected to the network 2 LED s Indicates network connection and activity status Indicates NJ90 power status 3 Uplink Port Connects NJ90 to the Network cable 4 Hook Secure the Coupler Cable with a tie wrap 5 Power socket NJ90 can be powered from a local power supply available for purchase separately from 3Com 6 Strain Relief Channel Strain Relief Channel for the Local Power Cord 1...

Page 9: ...RJ 45 coupler cable included in the package to connect the Network jack to the network cable recommended installation or If the end of the network cable from the wiring closet is terminated with a male RJ 45 connector connect the network cable directly into the NJ90 uplink port Step 2 Optional Thread a tie wrap around the hook at the back and secure the RJ 45 coupler cable Network cable Wall To wi...

Page 10: ... See Appendix C Setting up the Power Supply p 8 You can verify the NJ90 Network Jack Installation by checking the LED s LED Description Lan On The NJ90 is connected to the network and a link has been established Blinking Network Activity Off There is no connection to the network Power On The NJ90 is receiving power local or via the network Off The NJ90 is not receiving power ...

Page 11: ...t The NJ90 needs no software to operate and requires no configura tion All ports feature 10 100 Mbps auto negotiation which config ures the NJ90 for 10 Mbps or 100 Mbps connections automatically Figure 3 NJ90 Dimension Hardware NJ90 Power consumption 5 watts max Network Interface 10 Mbps Ethernet 10BASE T Ethernet IEEE 802 3 industry standard for a 10 Mbps baseband CSMA CD local area network 100 M...

Page 12: ...º to 35º C Storage temperature 22º to 194º F 3º to 90º C Operating humidity 10 90 non condensing Storage humidity 10 90 non condensing Operating Altitude 8 000 ft Storage Altitude 20 000 ft Standards Conformance IEEE 802 3 10BASE T 100BASE TX and auto negotiation Power Over Ethernet IEEE 802 3af Packet Prioritization 802 1p QoS Features Power Over Ethernet Compatible with IEEE 802 3af Local power ...

Page 13: ...utlet Dimensions Make sure the wall or cubicle opening where the NJ90 is being installed complies with the NEMA WD6 standard as described below Figure 4 Wall Outlet NEMA WD6 Dimensions 2 8125 71 44 mm 3 28125 83 31 mm reference 1 750 44 45 mm Screw holes ...

Page 14: ...gin the installation determine which type of power supply the NJ90 will use NOTE For a list of power supplies that support the NJ90 go to www 3com com CAUTION ONLY use the local power supply available from 3Com Failure to do so may result in damage to the NJ90 Net work Jack or may result in a hazardous situation 1 Using an Integrated Switch with Power over Ethernet You must have a switch on the ne...

Page 15: ...existing Ethernet or Fast Ethernet infrastructure with standard Cate gory 5 or Category 5e UTP cabling and powers up to 24 NJ90 Net work Jacks Figure 6 Using a Multi port Ethernet Power Supply 3 Using a Single port Ethernet Power Supply To use a single port Ethernet power supply connect the power supply to the network hub or switch and to the NJ90 as shown in figure 7 To network hub switch Wiring ...

Page 16: ...if you are not using a single port or multi port Ethernet power supply you must purchase a local power supply from 3Com To use the local power supply make sure you have an electrical outlet near the site where the NJ90 will be installed Figure 8 Using the 3Com Local Power Supply To Network Jack Network switch To network hub switch Wiring closet To electrical outlet ...

Page 17: ... the following Power Supplies Updated infor mation is available online at www 3com com products Component Purpose 3C Number s Integrated Switch with Power over Ethernet For providing Power over Ethernet to power up to 24 NJ90 s 3C17205 Multi port Ethernet power supply Uses Spare Pairs For providing Power Over Ethernet to power up to 24 NJ90s 3CNJPSE24 Single port Ethernet power supply Uses Spare P...

Page 18: ... an Ethernet cable to your network Usually this connection is done in the Network wiring closet via the patch panel 2 Terminate the other end of the cable at the location where the NJ90 is being installed using a female RJ 45 connector Refer to the connector manufacturer s instructions for terminating the cable Be sure to test the connector and verify it is working To ensure proper horizontal cabl...

Page 19: ...utlet if using Local power supply 2 Verify the NJ90 is connected to the network properly by viewing the Link LED it should be lit If the Link LED is not lit make sure the network cable Is terminated properly Refer to the connector manufac turer s instructions for terminating the cable Be sure to test the connector and verify it is working Has a valid connection to the network Adheres to proper len...

Page 20: ...ct support 24 hours a day 7 days a week through the following online systems World Wide Web site 3Com Knowledgebase Web Services World Wide Web Site To access the latest networking information on the 3Com Cor poration World Wide Web site enter this URL into your Internet browser http www 3com com This service provides access to online support information such as technical documentation and a softw...

Page 21: ...following section on how to contact 3Com Support from 3Com If you are unable to obtain assistance from the 3Com online techni cal resources or from your network supplier 3Com offers technical telephone support services To find out more about your support options call the 3Com technical telephone support phone number 847 262 0070 When you contact 3Com for assistance have the following informa tion ...

Page 22: ...Installation Guide 16 ...

Page 23: ...s is reason ably available refund to Customer the purchase price paid for the defective product All products that are replaced will become the property of 3Com Replacement products or parts may be new or reconditioned 3Com warrants any replaced or repaired product or part for ninety 90 days from shipment or the remainder of the ini tial warranty period whichever is longer SOFTWARE 3Com warrants to...

Page 24: ...RNING THE USE OF THAT SOFTWARE OBTAINING WARRANTY SERVICE Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service Center within the applicable warranty period to obtain warranty service authorization Dated proof of purchase from 3Com or its autho rized reseller may be required A User Service Order USO Return Material Authorization RMA or Service Repair Order SRO number ...

Page 25: ...PAIR OR MODIFY THE PRODUCT OR ANY OTHER CAUSE BEYOND THE RANGE OF THE INTENDED USE OR BY ACCIDENT FIRE LIGHT NING POWER CUTS OR OUTAGES OTHER HAZARDS OR ACTS OF GOD LIMITATION OF LIABILITY TO THE FULL EXTENT ALLOWED BY LAW 3COM ALSO EXCLUDES FOR ITSELF AND ITS LICENSORS AND SUPPLI ERS ANY LIABILITY WHETHER BASED IN CONTRACT OR TORT INCLUDING NEGLIGENCE FOR INCIDENTAL CONSEQUENTIAL INDIRECT SPECIAL...

Page 26: ...the laws of the State of California U S A and by the laws of the United States excluding their conflicts of laws principles The United Nations Convention on Contracts for the International Sale of Goods is hereby excluded in its entirety from application to this Limited Warranty 3Com Corporation 5400 Bayfront Plaza P O Box 58145 Santa Clara CA 95052 8145 408 326 5000 Rev 10 01 2002 Register Online...

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Page 28: ...3Com Corporation 5500 Great America Parkway P O Box 58145 Santa Clara CA 95052 8145 U S A www 3com com 150000038600A R01 ...

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