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3CNJ95 NJ95 Network Jack User Guide.
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NJ95 Network Jack 3CNJ95 4-port 10/100 Mbps Unmanaged Ethernet Switch User Guide http://www.3com.com/ http://www.3com.com/productreg 09-2264-000 Published October 2002 davinci_gde.
3Com Corporation ■ 5400 Bayfront Plaza Santa Clara, California ■ 95052-8145 ■ U.S.A. Copyright © 2001 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in a.
1. Package Contents 2 2. NJ95 Description 3 3. Installing the NJ95 Network Jack 5 4. Un-Installing the NJ95 Network Jack 15 Appendix A: Detail Description of NJ95 19 Appendix B: Wall Plate Dimensions .
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1 The 3Com® Network Jack is a platform that provides connectivity at the edge of the network infrastructure. The NJ95 Network Jack, is a member of this family of products. The NJ95 Network Jack is a 4-port, un-managed Fast Ethernet switch that fits into most standard data port openings.
User Guide 2 1. Package Contents Single Pack & Multi Pack The NJ95 Network Jack is available in single and 20-packs. Before you begin the installation, make sure you familiarize yourself with the .
2. NJ95 Description 3 2. NJ95 Description The following diagram shows the front view of the NJ95 and both the Universal (2a) and Manufacturer Specific (2b) wall plates.
User Guide 4 1 NJ95 Main Unit Allow up to four devices to be connected to the network. 2a Universal Wall Plate (Included) Used to mount the main unit – pass through “wall plate” and non manufacturer-specific. 2b Manufacturer- Specific Wall Plate (purchased separately – For available plates see www.
3. Installing the NJ95 Network Jack 5 3. Installing the NJ95 Network Jack Figure 2: NJ95 Network Jack Main Unit 1 Install the Universal “wall plate” or Manufacturer-specific “wall plate”. 2 Mount the NJ95 Main unit on the Universal or Manufacturer-specific “wall plate”.
User Guide 6 1a. Installing the Universal wall plate Figure 3a: Installing the Universal Wall Plate 1 Thread the RJ-45 Connector attached to the wiring closet cable through the opening in the Universal wall plate (Fig.
3. Installing the NJ95 Network Jack 7 Figure 3b: Installing the Universal Wall Plate (with Coupler Cable) 2 Mount the Universal wall plate to the Outlet box with the screws provided.
User Guide 8 1b. Installing the Manufacturer-specific wall plate Figure 4: Installing the Manufacturer-specific Wall Plate 1 Mount the manufacturer-specific connectors (which are connected to the network cabling) on the manufacturer- specific wall plate.
3. Installing the NJ95 Network Jack 9 2a. Mount the NJ95 Main unit on the Universal or Manufacturer-specific wall plate. Figure 5: Rear view of NJ95 1 Ethernet Uplink port Connects the NJ95 to the network. Make sure the port on the network switch to which the NJ95 is connected is configured as a standard MDI port.
User Guide 10 2b. Mounting the NJ95 Main unit to the wall plate Figure 6a: Mounting the NJ95 Main unit to the Universal Wall plate davinci_gde.book Page 10 Thursday, December 26, 2002 4:52 PM.
3. Installing the NJ95 Network Jack 11 Figure 6b: Mounting the NJ95 to the Manufacturer-specific Wall plate 1 Groove for RJ-45 Jack release Insert a pin through the groove to release the RJ- 45 plug 2.
User Guide 12 1 Connect the main unit RJ-45 plug into the female RJ-45 connector at the end of the wiring closet cable/coupler cable (Universal wall plate) or align it with the right most RJ- 45 connector (Manufacturer-specific wall plate). 2 Align the Screw Tab (Item #2) with the opening in the main unit.
3. Installing the NJ95 Network Jack 13 1 Screw in the Retaining Screw (Item #1) 2 Secure the Main Latch Fastener (Item #2) 1 Retaining Screw Retain the Main unit to the Wall plate 2 Main Latch Fastener Locks in the Main latch NOTE: Make sure the vents along the edges of the NJ95 faceplate are clear of any obstructions.
User Guide 14 3. Set up the power supply Selecting the power scheme and installing it: See Appendix C: Setting up the Power Supply (p 23). You can verify the NJ95 Network Jack Installation by checking the LEDs. LED Description (LAN) ■ On—The NJ95 is connected to the network and a link has been established.
4. Un-Installing the NJ95 Network Jack 15 4. Un-Installing the NJ95 Network Jack Figure 8: Unfastening the NJ95 Main unit from the Wall plate 1 Unscrew the Retaining Screw (Item #1) 2 Release the Main Latch Fastener (Item #2).
User Guide 16 Figure 9a: Removing the NJ95 from the Universal Wall plate davinci_gde.book Page 16 Thursday, December 26, 2002 4:52 PM.
4. Un-Installing the NJ95 Network Jack 17 Figure 9b: Removing the NJ95 from the Manufacturer-specific Wall plate 3 Insert a pin (paper clip) along the groove (Item #1) to release the RJ-45 plug. 4 Pull the Main unit away from the Wall plate. davinci_gde.
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Appendix A: Detail Description of NJ95 19 Appendix A: Detail Description of NJ95 The NJ95 is a 4-port, un-managed Fast Ethernet switch that fits into most standard data port openings.
User Guide 20 ■ Local Power Supply : Locally via an optional local power supply. See “Using the 3Com Local Power Supply” on page 28. Connecting Devices to the NJ95 After the NJ95 is installed, connect your networking devices (such as computers, printers, etc.
Appendix B: Wall Plate Dimensions 21 Appendix B: Wall Plate Dimensions Make sure the wall or cubicle opening where the NJ95 is being installed complies with the relevant standard, as described below. British Standard Institute (BSI) – BS 4664:1970 Figure 10: Wall Plate Dimensions - Two hole davinci_gde.
User Guide 22 There are instances where you would have a four hole outlet box, where the wall plate can be oriented Horizontally or Vertically. Such an instance is described below: Figure 11: Wall Plate Dimensions - Four hole davinci_gde.
Appendix C: Setting up the Power Supply 23 Appendix C: Setting up the Power Supply Power to the NJ95 can be supplied one of the following ways: ■ Over the network via an integrated switch that supports Power Over Ethernet. ■ Over the network via a multi-port Ethernet power supply.
User Guide 24 Using an Integrated Switch with Power Over Ethernet You must have a switch on the network that provides Power over Ethernet, compliant to the IEEE 802.3af standard. Figure 12: Using an Integrated Switch with Power over Ethernet davinci_gde.
Appendix C: Setting up the Power Supply 25 Using a Multi-port Ethernet Power Supply To use a multi-port Ethernet power supply, you must connect the power supply to your network, as shown in figure 13.
User Guide 26 Figure 13: Using a Multi-port Ethernet Power Supply davinci_gde.book Page 26 Thursday, December 26, 2002 4:52 PM.
Appendix C: Setting up the Power Supply 27 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 NJ95, as shown in figure 14. See “Obtaining Optional Components” in Appendix E for ordering information.
User Guide 28 Using the 3Com Local Power Supply If your network does not support Power Over Ethernet, or if you are not using a single-port or multi-port Ethernet power supply, you must purchase a local power supply from 3Com (see “Obtaining Optional Components” in Appendix E).
Appendix C: Setting up the Power Supply 29 1 Plug the power cable into the Network Jack 2 Route the power cable through the stain relief fixture located on the wall plate 3 Secure the local power supp.
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Appendix D: Specifications 31 Appendix D: Specifications Hardware NJ95 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 Mbps Ethernet 100BASE-TX Ethernet IEEE 802.
User Guide 32 Performance Auto-negotiation Communication speed (10 Mbps or 100 Mbps) and duplex mode (full or half) is determined through auto-negotiation with the attached devices. The NJ95 attempts to negotiate the fastest connection possible (100 Mbps full- duplex).
Appendix D: Specifications 33 Features Power Over Ethernet Compatible with IEEE 802.3af Local power supply Required for networks that do not support Power Over Ethernet Voice Over IP (VoIP) Compatible with VoIP standard.
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Appendix E: Obtaining Optional Components 35 Appendix E: Obtaining Optional Components The NJ95 works with the following optional components. Updated information is available online at www.3com.com/ products. Component Purpose 3C Number(s) Wall plates For installing manufacturer specific connectors and mounting the Main Unit.
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Appendix F: Setting up the Network Cabling at Your Site 37 Appendix F: Setting up the Network Cabling at Your Site The network cabling at your site (from the wiring closet to the wall or cubicle opening) may already be installed. If it is not, install the cabling following these general guidelines.
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Appendix G: Troubleshooting the NJ95 39 Appendix G: Troubleshooting the NJ95 If you encounter problems with the NJ95: ■ Verify the NJ95 is receiving power by viewing the Power LED (it should be lit).
User Guide 40 ■ Verify that the DIP Switch settings are all set to OFF: davinci_gde.book Page 40 Thursday, December 26, 2002 4:52 PM.
Appendix H: Contacting Technical Support 41 Appendix H: Contacting Technical Support 3Com provides easy access to technical support information through a variety of services. This section describes these services. Information contained in this section is correct at time of publication.
User Guide 42 3Com Knowledgebase Web Services This interactive tool contains technical product information compiled by 3Com expert technical engineers around the globe.
Appendix H: Contacting Technical Support 43 Support from Your Network Supplier If you require additional assistance, consult your network supplier. Many suppliers are authorized 3Com service partners .
User Guide 44 When you contact 3Com for assistance, have the following information ready: ■ Product model name, part number, and serial number ■ A list of system hardware and software, including r.
Appendix H: Contacting Technical Support 45 Returning Products for Repair Before you send a product directly to 3Com for repair, you must first obtain an authorization number. Products sent to 3Com without authorization numbers will be returned to the sender unopened, at the sender’s expense.
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3Com Corporation Limited Warranty This warranty applies to customers located in the United States, Australia, Canada (except Quebec), Ireland, New Zealand, U.
Limited Warranty and Regulatory Compliance Information be packaged appropriately for safe shipment and sent prepaid. It is recommended that returned products be insured or sent by a method that provides for tracking of the package. Responsibility for loss or damage does not transfer to 3Com until the returned item is received by 3Com.
Limited Warranty and Regulatory Compliance Information W ARRANTIES E XCLUSIVE , W ARRANTY D ISCLAIMER TO THE FULL EXTENT ALLOWED BY LAW, THE FOREGOING WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN .
Limited Warranty and Regulatory Compliance Information G OVERNING L AW This Limited Warranty shall be governed by the laws of the State of California, U.
Limited Warranty and Regulatory Compliance Information FCC Compliance This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
European Union Declaration of Conformity This product is in compliance with the essential requirements and other relevant provisions of Directives 73/23/EEC and 89/336/EEC. 3Com Corporation , 5400 Bayfront Plaza, P.O. Box 58145, Santa Clara, CA 95052-8145 09-2264-000 davinci_gde.
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3Com Corporation P.O. Box 58145 5400 Bayfront Plaza Santa Clara, CA 95052-8145 U.S.A. www.3com.com 09-2264-000 Printed in the U.S.A..
Een belangrijk punt na aankoop van elk apparaat 3Com NJ95 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen 3Com NJ95 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens 3Com NJ95 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding 3Com NJ95 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over 3Com NJ95 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van 3Com NJ95 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de 3Com NJ95 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met 3Com NJ95 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
