IBM 48X manual Changing the DMA parameter setting for Windows XP

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Appendix C. Customizing the device-driver configuration settings

Windows XP and Window Me have two device-driver configuration parameters: Auto Insert Notify and DMA.

The Auto Insert Notify parameter enables the computer to start audio CD software as soon as a CD is inserted into the CD-RW drive.

The DMA parameter improves computer performance by having the computer DMA controller handle data transfers from the CD to memory, freeing the computer microprocessor to perform more important tasks. For example, activating DMA might make movies and games run more smoothly because the microprocessor is allocating more processing time to video.

Changing the Auto Insert Notify and DMA parameters for Windows Me

To change the Auto Insert Notify and DMA parameter settings in Windows Me do the following:

1.Click Start Settings Control Panel.

2.Click on view all control panel options.

3.Double-click System.

4.Click the Device Manager tab.

5.Double-click CD-ROM.

6.Click on the drive that you want to modify.

7.Click the Settings tab.

8.Click to select or to clear the Auto Insert Notification check box and the DMA check box, depending on which parameters you want to enable or disable.

9.Click OK.

Changing the DMA parameter setting for Windows XP

To change the DMA parameter setting from the Windows XP desktop do the following:

1.Click Start → Control Panel.

2.Click Switch to classic view.

3.Double-click System.

4.Click the Hardware tab.

5.Click Device Manager button.

6.Click on the IDE ATA/ATAPI controllers to expand the tree.

7.Double-click on the controller that corresponds to where your CD-RW is located (Primary IDE or Secondary IDE).

8.Click the Advanced Settings tab.

9.Select the appropriate Transfer Mode pull-down that corresponds to the CD-RW location (Device 0 for Master, Device 1 for Slave).

10.Select DMA if Available.

11.Click OK.

© Copyright IBM Corp. 2003

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Contents User’s Guide Page User’s Guide Page Safety Read first Iv 48X/32X/48X Max CD-RW Drive User’s Guide Contents Vi 48X/32X/48X Max CD-RW Drive User’s Guide Appendixes Installation and user’s guideAbout this book Registering your optionViii 48X/32X/48X Max CD-RW Drive User’s Guide Introduction Installation and user’s guideProduct description Handling Instructions Software descriptionBefore you begin System requirements1Reserved Product viewsFront view of the drive Back view of the driveUnpacking the drive Installing the DriveSetting the configuration jumper Opening the computerMounting the drive in the bay Updating your computer configuration Completing the hardware installationAttaching the cables to the drive Using CD-R and CD-RW discs Installing the CD-RW drive softwareHandling and caring for a CD Caring for the CD-RW drive Using the driveLoading a CD Ejecting a CD manually Using the softwareClick Make Compatible Open My ComputerIBM RecordNow Using the RecordNow softwarePhysical specifications Appendix A. Product specificationsPower requirements Media Speed Compatibility Drive-performance specificationsEnvironmental requirements Write/Read speedsCreate CD-ROM XA Mode 2 Form 1 and Mode 2 Form 2 or CD-ROM Extended You cannot format a CD-RW disc Appendix B. Problem solvingSelect For use with record now You cannot create a multi-session discYou cannot successfully write to a CD-R or CD-RW disc You cannot eject a CDCD cannot be read Click Start → Settings → Control PanelOpen My Computer and Explore the CD-RW Drive There is no sound from the CD Your computer hangs at boot-upYour computer will not shut down or stand by Changing the DMA parameter setting for Windows XP Click Device Manager Enabling DMA for Windows 2000 ProfessionalOnline technical support Appendix D. Service and SupportTelephone technical support 24 48X/32X/48X Max CD-RW Drive User’s Guide What this Warranty Does not Cover What this Warranty CoversPart 1 General Terms What IBM Will Do to Correct Problems How to Obtain Warranty ServiceExchange of a Machine or Part Limitation of Liability Your Additional ResponsibilitiesAmericas Argentina Part 2 Country-unique TermsBrazil Asia Pacific Australia North AmericaCanada United StatesIndia Hong Kong S.A.R. of China and Macau S.A.R. of ChinaPEOPLE’S Republic of China PRC JapanMalaysia NEW ZealandEUROPE, Middle EAST, Africa Emea SingaporeGoverning Law Following Terms Apply to ALL EU Countries European Union EUSpango Valley Greenock Scotland PA 16 OAH France EgyptHungary GermanyIreland United Kingdom Items for Which IBM is Not LiableSlovakia South AFRICA, NAMIBIA, BOTSWANA, Lesotho and SwazilandWarranty Period Part 3 Warranty InformationDDS/5 Tape Drive Courier or Depot Service4 Types of Warranty ServiceCustomer Replaceable Unit ″CRU″ Service On-site ServiceCountry or Region Telephone Number 42 48X/32X/48X Max CD-RW Drive User’s Guide Appendix F. Notices Industry Canada Class B emission compliance statement Federal Communications Commission FCC statementAvis de conformite a la reglementation d’Industrie Canada European Union emission directive Deutsche EMV-Direktive electromagnetische VerträglichkeitUnion Européenne Directive Conformité électromagnétique Union Europea Normativa EMC Unione Europea Directiva EMC Conformidad électromagnéticaTrademarks 48 48X/32X/48X Max CD-RW Drive User’s Guide Page Part Number 22P7046