3Com 3CNJ100 - IntelliJack Switch Support and Manuals
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Installation Guide - Page 1
Installation Guide
NJ100 Network Jack
3CNJ100 4-port 10/100 Mbps Unmanaged Ethernet Switch
http://www.3com.com/ http://www.3com.com/productreg 09-2141-000 Published September 2001
Installation Guide - Page 3
...Over Ethernet Dip Switches 13 Installing the Adapter Plate and Pass-Through Ports 15 Planning the Installation 17 Setting up the Network Cabling at Your Site 19 Connecting the Network Jack to the Network 19 Mounting the Network Jack 22 Connecting the Local Power Supply (Optional) 23 Connecting Devices to the Network Jack 23 Checking the LEDs 24 Troubleshooting the Network Jack 24 Specifications 26
Installation Guide - Page 4
Contents
Contacting Technical Support 28 One-Year Free Installation Support 28 Online Technical Services 29 World Wide Web Site 29 3Com Knowledgebase Web Services 29 3Com FTP Site 30 Support from Your Network Supplier 30 Support from 3Com 31 Returning Products for Repair 31
3Com Corporation Limited Warranty 33 FCC Class A Verification Statement 37 FCC Declaration of Conformity 37
Installation Guide - Page 5
... Power Supply" on page 10 for more information.
1 See "Setting up to two additional devices to be provided one of the following ways: I Over the network via an optional local power supply.
Optional connectors are also available that provides power onto an Ethernet cable, allowing a device to operate and little or no configuration.
Installation Guide
The 3Com Network Jack...
Installation Guide - Page 7
.... required if your network does not support Power Over Ethernet.
3 About the Network Jack
1 Switched ports
Allow up to four devices to be used to power the Network Jack with a local power supply (available for purchase from 3Com); The adapter plates are available from 3Com. However, you to set up to an analog or digital PBX telephone.
it can be installed with up a connection...
Installation Guide - Page 9
...) the Network Jack uses.
Setting the dip switches is
configured as a standard MDI-X port.
2 Slot for instructions.
5
port
Make sure the port on page 13 for adapter Can be fitted with an adapter plate, which the Network Jack is connected is required only if your network supports Power Over Ethernet, or if you are using a multi-port Ethernet power supply.
Installation Guide - Page 10
...RJ-45 and RJ-11) I Installation guide (1 per Network Jack) for mounting the Network Jack to the wall or of supported connectors, go to www.3com.com/. I Adapter plate screws (2) for mounting the adapter plate to the Network Jack.
6
Installation Guide
Before You Begin
Before you begin the installation, make sure you begin installation, register your network cable is available in single...
Installation Guide - Page 11
... PBX telephone. Order online at www.3com.com or by calling 1-877-949-3266. Multi-port Ethernet power supply
For providing Power Over Ethernet to power up to a cubicle; I Does not support the NEMAWD6 standard. required if your choice that the Network Jack is properly mounted to 24 Network Jacks.
3CNJPSE24 3C10220 3C10222
Local power supply
For locally powering a single Network Jack;
Installation Guide - Page 12
... network supports Power Over Ethernet or if you are using a single-port or multi-port power supply).
3 Install the adapter plate and pass-through ports (page 15; optional).
4 Plan the installation (page 17).
5 Set up the power supply (page 10).
2 Set the Power Over Ethernet dip switches (page 13;
Network Jack Tester
For verifying the Network Jack installation; Installation Guide
Component...
Installation Guide - Page 14
... with Power Over Ethernet To use . I Locally via a single-port Ethernet power supply. Installation Guide
Setting up the Power Supply Power to the Network Jack can be supplied one of the following ways:
I Over the network via a multi-port Ethernet power supply. You must then determine if it . I Over the network via an integrated switch that support the Network Jack, go to www.3com.com/.
Installation Guide - Page 17
... on the Network Jack to the appropriate setting: Capacitive Power Discovery/24V, Capacitive Power Discovery/48V, or IEEE 802.3af.
Changing these settings may result in performance degradation.
1 On the back of the Network Jack, remove the dip switch cover. Installing the Network Jack
Setting the Power Over Ethernet Dip Switches If your network switch or power supply supports Power Over Ethernet...
Installation Guide - Page 19
... on installing the adapter plate and pass-through ports for connecting an analog or PBX digital telephone or for purchase separately with the single pack; available for setting up a connection to a separate network segment, purchase supported connectors and install them on page 17 to begin the installation. 1 Pull the network cable(s) from the wiring closet to www.3com.com.
Installation Guide - Page 28
... power. Installation Guide
Checking the LEDs
You can verify the Network Jack installation by viewing the Power LED (it should be lit). See "Setting the Power Over Ethernet Dip Switches" on page 13 for either Capacitive Power Discovery Process 24V or 48V or IEEE 802.3af), if your network supports Power Over Ethernet. Troubleshooting the Network Jack
If you encounter problems with the Network...
Installation Guide - Page 33
..., enter this service gives all 3Com customers and partners complementary, around the globe. Contacting Technical Support
Online Technical Services 3Com offers worldwide product support 24 hours a day, 7 days a week, through the following online systems:
I World Wide Web site I 3Com Knowledgebase Web Services I 3Com FTP site World Wide Web Site To access the latest networking information on most...
Installation Guide - Page 35
... model name, part number, and serial number I A list of system hardware and software, including revision levels I Diagnostic error messages I Details about your network supplier, 3Com offers technical telephone support services. To find out more about recent configuration changes, if applicable Returning Products for Repair Before you send a product directly to 3Com for repair...
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