PC Hardware A Beginner’s Guide

(^240) PC Hardware: A Beginner’s Guide Interrupt Requests (IRQs) Let’s say that it is your job to provide a service to a large n ...

Chapter 11: Expansion Cards^241 I/O Addresses After a device requests an action from the CPU using an IRQ, the CPU responds to t ...

(^242) PC Hardware: A Beginner’s Guide DMA devices are assigned one of the eight DMA channels available, which cannot be shared ...

Chapter 11: Expansion Cards^243 Setting System Resources Every expansion card installed in a PC must be assigned some system res ...

(^244) PC Hardware: A Beginner’s Guide Turn off the computer’s power and remove the AC power cord from the outlet. Open or remo ...

Chapter 11: Expansion Cards^245 Figure 11-18. Align the expansion card to the slot before pushing it into the slot Figure 11-19. ...

Here is a troubleshooting procedure you can use to track down the problem: If you can boot the system and the problem is that a ...

Chapter 11: Expansion Cards^247 Figure 11-20. System resource conflicts will show up on the Computer Properties window of the Wi ...

(^248) PC Hardware: A Beginner’s Guide If you have gotten this far and still haven’t found the problem, it is not a generic one ...

Chapter 11: Expansion Cards^249 Dealing with Choke Points A choke point is a point in the system hardware or configuration where ...

If the answer to any of these questions is yes, you need to review and modify the system resource assignments to resolve the pro ...

a list of device compatibilities or usage bulletins. If so, read them—they may hold the answer to your problem. If the new devi ...

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CHAPTER 12 Video Cards 253 Copyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use. ...

V ideo output is a very important part of the PC, at least to the user. Without video displays, the output from the PC would be ...

Depending on the color scheme used on your monitor, as you type your letter or play your game, the text, cards, cars, or charact ...

(^256) PC Hardware: A Beginner’s Guide 2D and 3D Graphic Data As you might guess, the transform and lighting processes used to g ...

Chapter 12: Video Cards^257 MonochromeGraphics Adapter (MGA) that combined graphics and text on the mono- chrome monitor soon fo ...

(^258) PC Hardware: A Beginner’s Guide The video standards that followed VGA are grouped into a collection of standards based on ...

Chapter 12: Video Cards^259 increasing the video card’s capabilities to process more of the graphic information and to produce b ...