PC Hardware A Beginner’s Guide

RealVideo relies upon a video server to send data, which makes better use of the bandwidth and improves the overall performance ...

Chapter 21: Audio/Visual Devices^561  Slow the frame rate from 30 to 15 or less frames per second. However, the slower the fram ...

(^562) PC Hardware: A Beginner’s Guide High-endvideoconferencingcardscanbeaddedtoaPCsystemtomakeitintoaninter- active videoconfe ...

Chapter 21: Audio/Visual Devices^563 information is combined to make a full color image. The drawbacks of this method are that i ...

 Sheet-fed scanners These use rollers to move an image past the light source and CCD array. Some sheet-feeders can automaticall ...

 An external parallel interface  An external USB/IEEE 1394 interface The distinction between internal and external video captu ...

Digitizers Digitizers, which are also calleddigitizing tablets,drawing tablets, or justtablets, are draw- ing tools that capture ...

PART IV System Care and Troubleshooting 567 Copyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use. ...

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CHAPTER 22 PC Care and Maintenance 569 Copyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use. ...

I t is only logical that if you take care of your PC and properly maintain it, it will last longer. A PC does not require all th ...

Chapter 22: PC Care and Maintenance^571 PC Maintenance Schedule Guide Schedule Component Maintenance Activity Antivirus Software ...

Of course, you should not dro por kick the PC. You should try to kee pit in a relatively dust and smoke-free environment and avo ...

Keyboard If dirt, food, or liquid gets under its keycaps, a keyboard can develop all sorts of prob- lems, including keys that st ...

Use a can of compressed air to blow out the keyboard. Use the air stream to sweep the debris toward the removed keys or toward ...

The 3M Corporation makes a special clean, soft, lint-free cloth that is an excellent tool to clean virtually any part of the PC. ...

The biggest single problem with a balled mouse (the kind that has a ball mechanism on its bottom) is the mouse pad. If the mouse ...

Roll the mouse over onto its back and remove the ball access slide cover. As illustrated in Figure 22-5, the mouse ball is held ...

Wash your hands thoroughly before touching the mouse ball. Tip the mouse and drop the ball into your palm, cupping your hand so ...

Other Input Devices If there are other input devices on the PC, you should clean them periodically as well. How frequently you d ...