PC Hardware A Beginner’s Guide

(^200) PC Hardware: A Beginner’s Guide per inch (tpi), to the extra-high density specification for 3.5-inch disks that have just ...

CHAPTER 10 CD-ROMs and DVDs 201 Copyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use. ...

T heCD-ROM (Compact Disc-Read Only Memory)wasn’t developed specifically for the PC. It was designed initially for use as an audi ...

CD-Digital Audio (CD-DA) The first standard CD format was the one used to produce audio CDs that could play in all regular CD pl ...

(^204) PC Hardware: A Beginner’s Guide In order to store data, the CD-DA standard had to be modified. In 1984, Philips and Sony ...

Chapter 10: CD-ROMs and DVDs^205 CD-ROM formats. On CD-ROM Mode 1 discs, the CIRC method used is calledLayered EDC/ECC (error-de ...

(^206) PC Hardware: A Beginner’s Guide Video CD (VCD) Thevideo CD (VCD)is used to store compressed video information using a sta ...

Compact Disc Media Like other computer storage media, such as hard disks and floppy disks, a CD stores data in digital form, whi ...

(^208) PC Hardware: A Beginner’s Guide The first sector on the CD is located at two minutes, no seconds, and no hundredths of se ...

screw holes are tapped into the sides of the enclosure that allow for mounting it directly into a standard drive bay, as shown i ...

The Read Head The part of the head assembly that moves across the CD-ROM is thehead actuator, also called theread head, which co ...

Chapter 10: CD-ROMs and DVDs^211 travel over a much longer linear path than when they are over the inside tracks. Another speed ...

 Caddy This method was used in early CD-ROM drives and has reappeared on some higher-end drives manufactured today. A CD caddy ...

Chapter 10: CD-ROMs and DVDs^213 Amplifier If the CD-ROM drive includes audio playback controls, it will also include an amplifi ...

The 4-pin power connector is the same type used on most internal peripherals, such as the hard disk drive or floppy drive. The o ...

still only one at a time, without requiring you to physically remove and replace the discs in the drive. The discs that you use ...

such as a full-length movie plus other supporting content. One layer of a DVD-Audio stores 4.7GB of data, which means that each ...

There are probably more types of DVDs available than you think. Here are the primary DVD types:
DVD-ROM This is a read-only fo ...

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CHAPTER 11 Expansion Cards 219 Copyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use. ...