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CH18 - 5 Essentials/Practical Application Supporting Common...

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All-in-One CompTIA A+ Certification Exam Guide (Exams 220-701 & 220-702) – Mike Meyers Seventh Edition Chapter 18 Input/Output
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2 Chapter Objectives In this chapter, you will: Explain how to support common input/output ports Identify certain common input/output devices on a PC Describe how certain specialty input/output devices work on a PC
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3 Essentials/Practical Application - Supporting Common I/O Ports Serial ports Not very common anymore Built in serial port RS232 USB USB host controller USB root hub » Share connections
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4 Essentials/Practical Application - Supporting Common I/O Ports USB (cont) Three different speeds 1.0 2.0 3.0 Hubs/cables Expand USB devices Extend USB devices
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Unformatted text preview: 5 Essentials/Practical Application - Supporting Common I/O Ports • USB (cont) – Installation • Install USB device drivers first – Troubleshooting • Check sleep settings for USB device • Make sure port is correct for speed • Check power settings • Check cables 6 Essentials/Practical Application - Supporting Common I/O Ports • Firewire – IEEE 1394 – Older than USB – Not used much anymore – Two speeds • 1394a • 1394b – Max of 63 devices 7 Common I/O Devices • Keyboards • Mice • Scanners • Printers • Digital cameras • Web cam • Specialty devices – Biometrics – KVM switches – Touch screens...
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