Lenovo Personal Computer 4155 User Manual Page 53

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Chapter7.InstallingharddiskdrivesandconguringRAID
(types4105,4157,4217)
ThischaptercontainsinformationaboutinstallingharddiskdrivesandconguringRedundantArrayof
IndependentDisks(RAID)forthisproduct.
Note:TheinformationaboutconguringRAIDinthischapterisapplicableonlyforaWindowsenvironment.
ForinformationaboutconguringRAIDinaLinuxenvironment,contactyourLinuxsoftwareprovider.
InstallingSATAharddiskdrivesandconguringRAID
ThissectioncontainsinformationabouttherequirednumberofSATAharddiskdrivesforthesupportedlevel
ofRAIDandSATARAIDconguration.
InstallingSATAharddiskdrives
YourcomputermusthavetheminimumnumberofSATAharddiskdrivesinstalledforthesupportedlevelof
RAIDbelow:
RAIDLevel0Stripeddiskarray
Twoharddiskdrivesminimum
Betterperformancewithoutfaulttolerance
RAIDLevel1Mirroreddiskarray
Twoharddiskdrivesminimum
Improvedreadperformanceand100%redundancy
RAIDLevel5Block-levelstripeddiskarraywithdistributedparity
Threeharddiskdrivesminimum
Datastripedatthebytelevel
Stripeerrorcorrectioninformation
Betterperformanceandfaulttolerance
ToinstallanewSATAharddiskdrive,refertotheinstallationprocedurein“Replacingaharddiskdrive”in
theThinkStationHardwareInstallationandReplacementGuide.
ConguringthesystemBIOStoenableSATARAIDfunctionality
ThissectiondescribeshowtocongurethesystemBIOStoenableSATARAIDfunctionality.
Note:Usethearrowkeysonthekeyboardtomakeselections.
1.PressF1toenterthesystemBIOSsetup.See“StartingtheSetupUtilityprogramonpage41.
2.SelectDevices®IDEDrivesSetupandpressEnter.
3.SelectSATARAIDEnableandpressEnter.
4.SelectEnabledandpressEnter.
5.PressF10tosavethenewsettingsandexit.
©CopyrightLenovo2008,2012
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