Week Seven - A+ Guide to Managing and Maintaining Your PC,...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
A+ Guide to Managing and Maintaining Your PC, 7e Chapter 9 Installing and Supporting I/O Devices
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A+ Guide to Managing and Maintaining Your PC, 7e 2 Objectives Learn about the general approaches you need to take when installing and supporting I/O devices Learn about the types of I/O devices and their characteristics Learn how to install input devices, including the mouse, keyboard, barcode reader, fingerprint reader, and touch screen
Background image of page 2
A+ Guide to Managing and Maintaining Your PC, 7e 3 Objectives (cont’d.) Learn how to install and configure several I/O devices, including ports on the motherboard, dual monitors, and expansion cards Learn how to troubleshoot I/O devices, including keyboards, pointing devices, and video
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A+ Guide to Managing and Maintaining Your PC, 7e 4 Basic Principles to Support I/O Devices I/O devices may be internal or external Fundamental principles and concepts: – Every I/O device controlled by software – Best guide for installation and support: manufacturer – Some devices need application software – Problems are sometimes solved by updating drivers or firmware – Learning about I/O devices is a moving target – Device Manager manages devices and device drivers – Some devices follow Energy Star standards
Background image of page 4
A+ Guide to Managing and Maintaining Your PC, 7e 5 Types and Features of I/O Devices Topics covered: – Motherboard and display devices I/O ports • Including monitor, projector, video card, other expansion cards
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A+ Guide to Managing and Maintaining Your PC, 7e 6 I/O Ports on the Motherboard Ports directly off motherboard – Parallel, USB, FireWire Ports provided by expansion card Figure 9-2 Rear of computer case showing ports; only the video ports are not coming directly off the motherboard. Courtesy: Course Technology/Cengage Learning
Background image of page 6
A+ Guide to Managing and Maintaining Your PC, 7e 7 Table 9-1 Data transmission speeds for various port types
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A+ Guide to Managing and Maintaining Your PC, 7e 8 I/O Ports on the Motherboard (cont’d.) USB Ports – Becoming popular ports for slower I/O devices Figure 9-3 A motherboard with two USB ports and a USB cable; note the rectangular shape of the connection as compared to the nearby serial and parallel D-shaped ports Courtesy: Course Technology/Cengage Learning
Background image of page 8
A+ Guide to Managing and Maintaining Your PC, 7e 9 I/O Ports on the Motherboard (cont’d.) USB Ports (cont’d.) – Advantages • Easier to configure • Faster than serial or parallel ports • Use higher-quality cabling • Power drawn from USB port • Ports available on case front or rear – USB Implementers Forum, Inc. • Develops USB and provides product certification – Three versions • Version 1.1, Version 2.0, Version 3.0
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
10 I/O Ports on the Motherboard (cont’d.) USB Ports (cont’d.) – Can daisy chain 127 USB devices – USB cable wiring • Four wires: two for power, two for communication – USB cable length
Background image of page 10
Image of page 11
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 54

Week Seven - A+ Guide to Managing and Maintaining Your PC,...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online