Lenovo 41N5622 manual Enabling DMA for Windows 2000 Professional, Enabling DMA for Windows XP

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Appendix C. Customizing the device driver configuration settings

Microsoft Windows 2000 Professional has two device-driver configuration parameters: Auto Insert Notify and DMA.

The Auto Insert Notify parameter enables the computer to start playing or accessing the disc automatically after being inserted in the drive. The DMA parameter improves the computer performance by having the computer DMA controller handle data transfers from the CD to memory, freeing the computer’s 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.

Enabling DMA for Windows 2000 Professional

To change the parameter settings for Windows 2000 Professional, do the following:

1.Click Start.

2.Click Settings.

3.Click Control Panel.

4.Double-click System.

5.Click the Hardware tab.

6.Click the Device Manager button.

7.Click the IDE ATA/ATAPI controller to expand the tree.

8.Click the device that corresponds to the controller where your Super Multi-Burner Drive is located (Primary IDE or Secondary IDE).

9.Click the Advanced Settings tab.

10.Select the Transfer Mode pull-down menu and select DMA if available.

11.Click OK.

12.Click Close to close the System Properties window. A message is displayed informing you that the system settings have changed.

13.Click OK to restart your computer.

Enabling DMA for Windows XP

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

1.Click Start.

2.Click Control Panel.

3.Click Switch to classic view.

4.Double-click System.

5.Click the Hardware tab.

6.Click the Device Manager button.

7.Click the IDE ATA/ATAPI controller to expand the tree.

8.Double-click on the controller where your Super Multi-Burner Drive is located (Primary IDE or Secondary IDE).

9.Click the Advanced Settings tab.

10.Select the appropriate Transfer Mode pull-down that corresponds to the Super Multi-Burner Drive location, (Device 0 for Master, Device 1 for Slave).

11.Select DMA if it is available.

12.Click OK.

© Lenovo 2005, 2006. Portions © IBM Corp. 2001.

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Contents ThinkCentre and Lenovo DVD-ROM Drive Serial ATA User’s Guide Page ThinkCentre and Lenovo DVD-ROM Drive Serial ATA User’s Guide Page Contents Page Safety information Page Service General safety guidelinesPower cords and power adapters Plugs and outlets Extension cords and related devicesBatteries Heat and product ventilation CD and DVD drive safetyThinkCentre and Lenovo DVD-ROM Drive Serial ATA User’s Guide Part 2 Appendixes Part 1 Installation and user’s guideAbout this book Registering your optionPage Before you begin Installation and user’s guideInstallation requirements Product descriptionDrive controls and connectors Handling precautionsMounting the drive in the bay Installing the driveOpening the computer Unpacking the drivePage Caring for a CD or DVD Completing the hardware installationCare and maintenance What to do nextCaring for the DVD-ROM drive Installing softwareManually ejecting a disc Playing audio CDs Configuring the drive for digital playbackConfiguring the playback application for digital playback Using WinDVDChanging the DVD region code Starting WinDVDClick the General Properties tab Page Physical specifications Appendix A. Product specificationsPower requirements Media Sustained data transfer rates Sustained Transfer Rate2Transporting data with DVD-RAM Media Appendix B. Problem solving Disc cannot be read. Take the following actions Select Advanced/IDE Configuration There is no sound from the disc Video appears to be choppy or is dropping frames You receive a common error messagePage Enabling DMA for Windows 2000 Professional Click Settings Click Control PanelClick the Advanced Settings tab Click Control Panel Click Switch to classic viewEnabling digital audio extraction for Windows Page Page Page Enabling digital audio extraction for Windows XP On the menu bar, click Tools Options Page Page Page Online technical support Appendix D. Service and SupportTelephone technical support Page Part 1 General Terms Appendix E. Lenovo Statement of Limited WarrantyWhat this Warranty Covers What this Warranty Does not CoverWhat Lenovo Will Do to Correct Problems How to Obtain Warranty ServiceExchange of a Machine or Part Limitation of Liability Your Additional ResponsibilitiesPart 2 Country-unique Terms Venezuela ParaguayPeru UruguayCAMBODIA, INDONESIA, and Laos Cambodia and LaosIndia PEOPLE’S Republic of China PRC JapanMalaysia NEW ZealandSingapore PhilippinesEUROPE, Middle EAST, Africa Emea Appendix E. Lenovo Statement of Limited Warranty E-9 Following Terms Apply to ALL EU Countries European Union EUConsumers Germany AustriaEgypt FranceIreland HungaryItems for Which Lenovo is Not Liable United Kingdom SlovakiaWarranty Period Part 3 Warranty InformationTypes of Warranty Service CRU and Customer Carry-In or Mail-In Service Customer Carry-In or Mail-In ServiceCRU and On-site Service CRU and Courier or Depot ServiceAppendix E. Lenovo Statement of Limited Warranty E-17 Country or Region Telephone Number Guarantee supplement for Mexico Page Appendix F. Notices Trademarks Avis de conformité à la réglementation d’Industrie Canada Appendix G. Electronic emission noticesFederal Communications Commission FCC Emission Notice Industry Canada Class B emission compliance statementAvis de conformité à la directive de l’Union Européenne Unione Europea Directiva EMC Conformidad électromagnética Unión Europea Normativa EMCPage Page Part Number 41N5622