Windowsoperatingsystem.UsethePC-DoctorforDOSdiagnosticprogramifyouareunabletostartthe
Windowsoperatingsystemorifthetwodiagnosticprogramspreinstalledonyourcomputerhavenot
beensuccessfulinisolatingapossibleproblem.YoucanrunthePC-DoctorforDOSdiagnosticprogram
fromadiagnosticdiscthatyoucreated.
Creatingadiagnosticdisc
Thissectionprovidesinstructionsonhowtocreateadiagnosticdisc.
Tocreateadiagnosticdisc,dothefollowing:
1.Downloadaself-startingbootableCD/DVDimage(knownasanISOimage)ofthediagnosticprogram
from:
http://www.lenovo.com/support
2.UseanyCD/DVDburningsoftwaretocreateadiagnosticdiscwiththeISOimage.
Runningthediagnosticprogramfromadiagnosticdisc
Thissectionprovidesinstructionsonhowtorunthediagnosticprogramfromadiagnosticdiscthatyou
created.
Torunthediagnosticprogramfromadiagnosticdiscthatyoucreated,dothefollowing:
1.Makesuretheopticaldriveyouwanttouseissetastherstbootdeviceinthestartupdevicesequence.
See“Selectingorchangingthestartupdevicesequence”onpage80.
2.Makesurethecomputeristurnedonandtheninsertthediscintotheopticaldrive.Thediagnostic
programopens.
Note:Y oucaninsertthediscintotheopticaldrivewhenyouaresettingthestartupdevicesequence.
However,ifyouinsertthediscintotheopticaldrivewhenyouhavealr eadyent eredtheoperating
system,youneedtorestartthecomputertoaccessthediagnosticprogram.
3.Followtheinstructionsonthescreentoselectthediagnostictestyouwanttorun.
Note:Foradditionalhelp,presstheF1key.
4.Removethediagnosticdiscfromtheopticaldrivewhenyoucompletethediagnosticprocess.
112ThinkCentreUserGuide