Personal Computer User Manual

1.Openthecorrespondingtestcategory.
2.Usingthecursormovementkeys,highlightthedesiredtest.
3.Pressthespacebar.Aselectedtestismarkedby>>.Pressingthespacebaragainde-selectsatest
andremovesthe>>.
4.Repeatsteps2and3abovetoselectalldesiredtests.
Testresults
Diagnosticstestresultsproducethefollowingerrorcodeformat:
FunctionCode
FailureTypeDeviceIDDate
ChkDigits
Text
•FunctionCode:
RepresentsthefeatureorfunctionwithinthePC.
•FailureType:
Representsthetypeoferrorencountered.
•DeviceID:
Containsthecomponent'sunit-IDwhichcorrespondstoeitheraxeddiskdrive,removablemediadrive,
processor,specicRIMM,oradeviceonthePCIbus.
•Date:
Containsthedatewhenthediagnostictestwasrun.ThedateisretrievedfromCMOSanddisplayed
usingtheYYYYMMDDformat.
•ChkDigits:
Containsa2-digitcheck-digitvaluetoensurethefollowing:
–Diagnosticswererunonthespecieddate.
–Diagnosticswererunonthespeciedcomputer.
–Thediagnosticerrorcodeisrecordedcorrectly.
•Text:
Descriptionoftheerror.
Note:See“Diagnosticerrorcodes”onpage48forerrorcodelistings.
QuickandFullerase-harddrive
Thediagnosticsprogramofferstwoharddriveformatutilities:
•QuickEraseHardDrive
•FullEraseHardDrive
TheQuickEraseHardDriveprovidesaDOSutilitythatperformsthefollowing:
•DestroystheMasterBootRecord(MBR)ontheharddrive.
•DestroysallcopiesoftheFATTableonallpartitions(boththemasterandbackup).
•Destroysthepartitiontable.
•Providesmessagesthatwarntheuserthatthisisanon-recoverableprocess.
TheFullEraseHardDriveprovidesaDOSutilitythatperformsthefollowing:
•PerformsallthestepsinQuickErase.
•ProvidesaDOSutilitythatwritesrandomdatatoallsectorsoftheharddrive.
•Providesanestimateoftimetocompletionalongwithavisualrepresentationofcompletionstatus.
•Providesmessagesthatwarntheuseraboutnon-recoverableprocess.
40ThinkCentreHardwareMaintenanceManual