Universal Serial Bus Ports Essay

708 WordsJul 27, 20133 Pages
[Type the company name] | Video Summary 1 | Unit 3 Assignment 1 | | Serial, Parallel, and Game ports have for the most part been replaced by USB ports. USB or Universal Serial Bus is less bulky, faster, can be hot swapped, and up to 127 devices can be used. Early Mice used serial connectors and keyboards used a 5 pin bulky DIN connector. Modern Mice and Keyboards use PS/2, USB, or wireless type connectors. A NIC or Network Interface Card is what connects your computer to a local or distance network or the internet. The NIC converts parallel signal from the motherboard system bus into serial signal for the internet cable. A dial up Modem is used to connect to the internet. At speeds of 56kbps, it is the slowest way to…show more content…
It’s also good to know that all printers use different kinds of interfaces. Remember when installing a printer to always run the installation CD first. Topics 1) Types of Ports a) USB1 b) USB2 c) Serial d) IEEE 1394a e) PS/2 f) Parallel g) Ethernet 2) Port Connections and there uses 3) Types of Cables used for each connection 4) Devices that use these ports 5) Monitors b) Screen Size c) Refresh Rate, Response Time, Resolution * Fixed and Native d) Configuration e) Connectors f) Video Buses * AGP, PCI g) Video Cards h) Troubleshooting i) Warning 6) Printers j) Types of Printers * DOT Matrix * Pins and Ink Ribbon, Multi-Part printing and uses a track to feed form * Inkjet * Thermal Bubble and Piezoelectric, requires special paper * Laser * Electrophotography, six step printing process k) Printer Interfaces * 25 pin, Centronics, SCSI, USB, Wireless l) Installation * Run CD first Terms 1) NIC – (Network Interface Card) converts parallel communication to serial. 2) Serial – Transfers one bit at a time, Male, 9 – 25 pins 3) Parallel – 8 bits at a time, Female, 25 pins 4) Game Port – Female, 15 pins (2 rows) 5) Modem – slowest way to connect to the internet through the phone line 6) CRT – Cathode-ray

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