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Cd-rom problem.doc

Cd-rom problem

熊逸真
2017-10-25 0人阅读 举报 0 0 暂无简介

简介:本文档为《Cd-rom problemdoc》,可适用于项目管理领域

CdromproblemThecdromisgone,andingeneral,theinstallation'sopticaldriveisnolongerrequiredtoinstallaDVDdriverOneSoftwareAnIDEdriverhasanerrororconflictwithadriverIfweinstallWINDOWSwillIDEdrivernotinstalledcorrectly,oraftertheinstallationwhenyouopenthedevicemanagertocheckthe"harddiskcontroller,itfoundthatthereareyellowexclamationpoint,thenthecdromdrivecouldnotfinditInnormalcircumstances,whenweenterthesecuritymode,theopticaldriveisnotavailableIfwewanttousesafemodeinthedrive,wecanintheAutoexecBATandConfigsysfileloadingcdromdrive,soweaftertherestartyourcomputer,itcanbeusedinsafemodeopticaldriveThenumberofLASTDRIVESettingsintheCONFIGfileistoosmallIfwewereinCONFIGThe"LASTDRIVE="issetintheSYSfileThequantityistoosmall,lessthantheactualnumberofactuators,andeventhoughwehaveacdrom,thereisnoopticaldriveinthe"mycomputer"Justremovethesetorsetto"LASTDRIVE=Z",theDMASettingsIfcdromsupportPIOstandardonly,doesnotsupportDMAstandard,butweareforcedtodrivetheuseofthestandard(inthe"mycomputer"attributeinthe"devicemanager"drive"CDROM"attributeinthe"Settings"option"DMA"play"tick"before)Sometimesitcausesalossoflight,sometimescausingthecomputertofailtostartproperlyWecanthengotothesecuritymodeandremovetheDMASettingsfromtheCDROMpropertyWeusetheharddriveorcdromsupportspecificwhatdatatransmissionmode,westartthecomputerintheprocessofbasicconfigurationofthesecondscreencanseeinthetable,theopticaldriveisblockedintheregisterThe"NoDrivers"binaryvalueinmyHKEYCURRENTUSERSoftwareMicrosoftWindowsCurrentVrsionPolicesxploreristhevalueoftheopticaldrive,whichisnotnormallyavailable,andthevalueischangedto""(isA,isC,FFFFFFFFtohidealldrives)NoteTherearenowvirusesthatspecializeinchangingtheregistrysothatthecdromislostSomevirusesdonotlosetheopticaldiskdrive,butthecdromisbanned,andthecdromisnotreadable,butitcanbestartedonacdromThedriveofthelightdriveisinstalledcorrectlyTypically,WINDOWScomeswithacdromdrivethatdoesn'tneedtobeaddedIfthedriverofthecdromisnotinstalledonitsowndriver,itwillalsoshowthelossoftheopticaldriveThisistypicallyacaseofaddingsocalled"optimizations","accelerations",orotherprogramsThencanenterthesafemodewillbe"devicemanager"inthe"CDROM"optiontodelete,andthenrestartyourcomputer,makethesystemtofindnewhardwareinstallationcdromdriveagain,improperCMOSsetupIfthemodeSettingsareincorrectlysetintheCMOSsetting,PIOMODEorPIOisnotsupportedMODEorDMA'soldopticaldrivewillappearinWINDOWSwithoutacdromicon,andnoopticaldriveYoujustneedtogointoCMOSand"INTEGRATEDPERIPHERAIS"items,""IDEPRIMARYMASTERPIO(orUDMA)"and"IDEPRIMARYSLAVEPIO(orUDMA)"canbechangedto"AUTO"UseavirtualopticaldriveThevirtualopticaldrivecanpreventfrequentreadingofthedisc,improvethereadingspeed,andprovidethepossibilityforourconvenienceButsometimeswedon'twanttouseavirtualdriveprogram,wanttouninstallitoryouwanttoinstallthelatestprogram,havehadanaccident,virtualcdromdrive,cdromdriveletterislostTwoHardwarereasons,thedatalineisconnectedtothebackorthedatalineisdamagedWhentheopticaldriveislost,shouldfirstcheckthatthedatalineoftheopticaldriveisreversedandwhetheritislooseIfyouaresurethatthereisnoprobleminotherareas,andtheopticallineoftheopticaldriveisconstantlymoving,adatalineshouldbereplacedThejumperisinconflictwiththeharddriveWhendrivejumperwireandonthesamecabletoconnectharddrivewillappearatthesametimecan'tfindthedrive(ormaynothavetheharddisk),thenaslongasisnotthesamejumperwirejumpintoandharddiskdriveToimprovethedatatransferrate,itisbesttoseparatetheharddriveandtheopticaldrivefromthetwoIDEinterfacesPowerlinefailure,lackofVvoltageorVvoltageisnotnormalThisisnothappeningBecausewegreatlytooforciblywhendisassemblingdrivesorharddrive,thepoweroftypeDthepluglooseorbecauseofthebadcomputerworkenvironmenttooxidize,drivepowersupplyisnotverynormal,opticaldriveisalsofoundthatdon't,theIDEinterfacedamageIfthediscissuddenlylostandcannotbeusedwiththeopticaldrive,wecanswaptheopticaldriveandtheharddisk'sinterfaceIfyoustartagain,youcanfindacdrom,butyoucan'tfindtheharddrive,whichmeansthattheIDEinterfaceisbrokenIfacomputercannormalbootafterexchange,butstilldidn'tdrive,itshowsthatisthereasonofopticaldriveitself,causethelossofcdromdrive,thencanonlyreplacethedriveIftherearenoopticaldrivetheWINDOWS,wecanalsoinDOS(aftertherestartyourcomputerpressFintoDOS,ratherthantheWINunderDOS)withthemastercdromdrivethatWINDOWSIDESYStotrytoloadthedrive,ifyoucanloadsuccess,thatisasoftwarereasons,shouldbemainlyfromtheaspectsofthesoftwaretofindthereasonOtherwise,youshouldconsiderthehardwareThreeOpticaldrivecommonfailureanalysisTheopticaldrivewasdetectedwhenthesystemwasselfdetected,butnoopticaldiscplayerwasfoundundertheWindowsoperatingsystemFailureanalysis:thepossibilitythatthiskindofsituationmainlyhasseveralkinds:ainsafemodeintotheoperatingsystem,bmachineinfectedwiththevirus,CWWindowsoperatingsystemcomeswithcdromdriverisinvalidSolution:becausetheoperatingsysteminasecuremodedoesnotloadanydrivers,itisnormaltofindtheopticaldriveWeonlysaythatthelattertwo,ifyouexcludetheviruscauseandyoucan'tfindthecdrom,youcanusethefollowingmethods:The"systemtools"opticaldriverepairtoolinthesuperrabbitisrepaired()Gotothecontrolpanel,select"addnewhardware",andthenfollowtheinstructionsstepbystep,andwhenthesystemischecked,youcanusuallyfindtheopticaldriveOrGotothecontrolpanel,select"devicemanager",removethe"harddiskcontroller",andrestartthecomputerBecausetheopticaldriveUSESthesamecontrollerastheharddrive,whenitisremovedandrestarted,itwillbeautomaticallyrecognizedandwillbeabletoretrievethedisccharacteroftheopticaldriveIfthisisnotpossible,youcandrivetheopticaldriveinDOSmode,suchasloadingtheuniversalcdromdriverIDEsys

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