3Com 10/100BASE-T manual Technical Specifications, Certification EMC

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A-2APPENDIX A: TROUBLE CLEARING AND TECHNICAL SPECIFICATIONS

Technical

Specifications

Certification EMC

CISPR 22, Class B, radiated and line conducted

FCC Part 15, Class A, radiated and line conducted

VDE 0878

EN 55022, EMI

EN 55022, Electrostatic Discharge

EN 55022, Immunity (Susceptibility), radiated and line conducted

Safety

 

UL 1950, as applicable in this case

 

 

 

 

Final Product will be evaluated to UL 1950

 

 

 

 

CSA approved C22.2 No. 0.7; C22.2 No. 225-M 1986; CSA

 

950

 

 

 

 

 

IEC 950, IEC 380

 

 

 

 

EN 41003, EN 60950

 

 

 

Regulatory

United States

Compliance

FCC Part 15 Compliance Statement

Statements

 

This equipment has been tested and found to comply with the limits for a

 

Class A digital device, pursuant to Part 15 of the FCC Rules. These limits

 

are designed to provide reasonable protection against harmful

 

interference when the equipment is operated in a commercial

 

environment. This equipment generates, uses, and can radiate radio

 

frequency energy and, if not installed and used in accordance with the

 

instruction manual, may cause harmful interference to radio

 

communications. Operation of this equipment in a residential area is likely

 

to cause harmful interference in which case the user will be required to

 

correct the interference at his own expense.

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Contents PCI Dual 10/100Base-T Ethernet PCI Dual 10/100Base-T Ethernet 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Overview Document ConventionsIcon Description Convention DescriptionProduct Product DescriptionCompatibility Installation Installation ToolsInstallation ProcedureDo this Installation Procedure 4CHAPTER 2 Installation Installation Procedure Network Interface Card Cabling CalloutRS-232 EthernetInterface Accessing the UserCallout Description Trouble Clearing Color Description/Trouble ClearingTechnical Specifications Certification EMCInterface RS-232 Port Specifications Temperature Relative HumidityInches Centimeters Length Width Height

10/100BASE-T specifications

3Com 10/100BASE-T is a networking technology that revolutionized data transmission in local area networks (LANs) by combining speed and cost-effectiveness. Introduced in the late 1990s, it emerged as a standard for Ethernet networking, supporting both 10 Mbps and 100 Mbps data rates over twisted-pair cabling. This flexibility made it an attractive solution for businesses seeking to upgrade their network infrastructure without significant investment.

One of the main features of 3Com 10/100BASE-T is its use of Category 5 (Cat 5) cabling, which enables efficient data transmission. This type of cabling is designed to handle the higher frequency signals prevalent in 100BASE-T networks. The technology also supports auto-sensing capabilities, allowing devices to detect and adjust to the best possible connection speed. This ensures compatibility with legacy 10BASE-T devices while enabling faster connections with modern equipment.

Another significant characteristic is its utilization of the Carrier Sense Multiple Access with Collision Detection (CSMA/CD) protocol. This protocol is crucial for managing data packet collisions in the network, ensuring that data is transmitted smoothly and efficiently. By managing the quality of the data stream, 3Com 10/100BASE-T maintains robust performance even in environments with multiple users accessing the network simultaneously.

3Com also prioritized ease of installation and implementation with their 10/100BASE-T solutions. The technology relies on straightforward plug-and-play functionality, allowing network administrators to quickly set up and configure systems without extensive technical expertise. This ease of use contributed significantly to the widespread adoption of the technology across various industries.

Energy efficiency is another notable aspect of 3Com 10/100BASE-T technology, which aligns with the growing focus on sustainable networking solutions. The technology's design minimizes power consumption, making it a more environmentally friendly option for businesses.

In summary, 3Com 10/100BASE-T technology represents a significant evolution in network communication. Its blend of speed, compatibility, and cost-effectiveness, combined with ease of installation and energy efficiency, has kept it relevant in networking discussions even as newer technologies emerge. By balancing performance and practicality, it has laid the groundwork for the high-speed networks we rely on today.