3Com 3CNJ100 manual Contents

Models: 3CNJ100

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Contents

About the Network Jack

2

 

 

 

 

Before You Begin

6

 

 

 

 

 

Obtaining Optional Components

7

 

 

Installing the Network Jack

8

 

 

 

 

Setting up the Power Supply

10

 

 

Using an Integrated Switch with Power Over

Ethernet

10

 

 

 

 

 

 

Using a Multi-port Ethernet Power Supply

10

Using a Single-port Ethernet Power Supply

12

Using the 3Com Local Power Supply

12

 

Setting the Power 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

 

 

 

 

 

 

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3Com 3CNJ100 manual Contents

3CNJ100 specifications

The 3Com 3CNJ100 is a notable product from the well-known networking and communications company, 3Com, which has a rich history in providing innovative technologies for networking solutions. Specifically designed for the home and small office environments, the 3CNJ100 is a single-port Ethernet adapter that brings a range of features and robust performance to users looking to enhance their network connectivity.

One of the main features of the 3Com 3CNJ100 is its compatibility with a wide array of operating systems. It supports Windows, Mac, and various Linux distributions, allowing users from multiple platforms to take advantage of its capabilities without heavy limitations. The plug-and-play functionality simplifies the installation process, which means that users can easily connect the device to their computers without the need for additional software or complicated configurations.

The 3CNJ100 utilizes 10/100 Mbps Ethernet technology, providing users with reliable data transfer speeds that cater to everyday browsing, online gaming, and streaming applications. This dual-speed technology ensures that the adapter is backward compatible with older 10 Mbps networks while also taking advantage of faster 100 Mbps connections when available, making it versatile for various networking environments.

Another significant characteristic of the 3Com 3CNJ100 is its compact design. The adapter's small form factor allows it to easily fit into any workstation setup, minimizing clutter and enhancing the aesthetic of the user’s environment. Its durability is also noteworthy; the rugged construction ensures that it can withstand the rigors of daily use in both home and office settings.

In terms of connectivity, the 3CNJ100 features a standard RJ-45 port, which is the industry standard for Ethernet connections. This essential feature allows seamless integration into existing networks, making it a practical choice for users looking to connect additional devices without the need for extensive rearrangements or upgrades.

Overall, the 3Com 3CNJ100 stands out as a reliable and efficient networking solution offering critical technologies and characteristics that cater to the needs of both home and small office users. Its compatibility, speed, and compact design make it an excellent choice for those looking to enhance their Ethernet connectivity.