A+ Guide to Managing and Maintaining Your PC

Fifth Edition

Chapter 11

Multimedia Devices and Mass Storage You Will Learn… About multimedia devices such as sound cards, digital cameras, and MP3 players About optical storage technologies such as CD and DVD How certain hardware devices are used for backups and fault tolerance How to troubleshoot multimedia and mass storage devices

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 2 Multimedia on a PC

Goal

To create or reproduce lifelike representations of sight and sound

Challenge

Data storage is digital

Sights and sounds are analog

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 3 CPU Technologies for Multimedia MMX (Multimedia Extensions) Used by Pentium MMX and Pentium II SSE (Streaming SIMD Extension) Used by the Pentium III SSE2 For the Pentium 4 (which can also use MMX and SSE)

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 4 Multimedia Devices

Sound cards

Digital cameras

MP3 players

Video capture cards

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 5 Compression Methods Used with MP3 Players MPEG-1 standard Image compression for business/home applications MPEG-2 standard Video film compression on DVD-ROM MPEG-3 standard Audio compression MPEG-4 standard Video transmissions over the Internet

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 6 Optical Storage Technology Patterns of tiny pits on disc surface represent bits, which are readable by a laser beam Major optical storage technologies CD-ROM drives • Use CDFS (Compact Disc ) or UDF () DVD drives • Use only UDF

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 7 CDs Read-only; data physically embedded into disc surface Store data as pits and lands Use constant linear velocity (CLV) and constant angular velocity (CAV) Look for multisession feature Use precautions when handling

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 8 Layout of Sectors on a CD

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 9 How a CD Drive Can Interface with the Motherboard

EIDE interface (most common)

SCSI interface with SCSI host adapter

Portable drive; plug into external port on PC

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 10 Installing a CD Drive

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 11 CD-R and CD-RW CD-R (CD-recordable) Enables “burning” your own CDs Cannot edit or overwrite Bottom of disk is tinted (eg, blue, black); CDs are silver Inexpensive Can be read by all CD-ROM drives CD-RW (CD-rewritable) Allows overwriting old data with new data Cannot always be read by older drives

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 12 DVD (Digital Video Disc)

Has large storage capacity (8.5 GB one side; 17 GB both sides) Uses UDF file system Uses MPEG-2 video compression; requires MPEG-2 controller to decode compressed data Stores audio in Dolby AC-2 compression Recently: HD-DVD and read-writable DVDs

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 13 DVD Drive

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 14 DVD Devices

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 15 Installing a DVD Drive

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 16 Installing a DVD Drive (continued)

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 17 Installing a DVD Drive (continued)

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 18 Installing a DVD Drive (continued)

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 19 Installing a DVD Drive (continued)

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 20 Installing a DVD Drive (continued)

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 21 JumpDrive

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 22 Basic Disks and Dynamic Disks

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 23 Windows Support for RAID

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 24 Ways Hardware Can Support a RAID Array

Motherboard IDE controller supports RAID

Install a RAID-compliant IDE controller card and disable IDE controller on motherboard

Motherboard SCSI controller supports RAID, or install a SCSI host adapter that supports RAID

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 25 Hardware RAID

A+ Guide to Managing and Maintaining Your PC, Fifth Edition 26