Lenovo ThinkCentre M55p Hardware Maintenance Manual

IfthecomputerdoesnothaveaCDburneroryoudonothaveInternetaccess,see“Creatingdiagnostic
diskettes”onpage42.
Creatingdiagnosticdiskettes
Tocreatediagnosticdiskettes,downloadthePC-DoctorforDOSdiagnosticprogramfrom
http://www.lenovo.com/support/ontotwoblank,formatteddiskettes.
IfyoudonothaveInternetaccess,createthediagnosticdiskettesusingthefollowingprocedure:
Note:YouwillneedadiskettedriveonthecomputeroraUSBdiskettedrivetocompletethisprocedure.
1.Shutdowntheoperatingsystemandturnoffthecomputer.
2.IfyouareusingaUSBdiskettedrive,plugitintothecomputer.
3.RepeatedlypressandreleasetheF11keyasyouturnonthecomputer.
4.Whenyouhearbeepsorseealogoscreen,stoppressingtheF11key.TheRescueandRecovery
workspaceopens.
Note:Forsomemodels,presstheEsckeytoenterRescueandRecovery.
5.FromtheRescueandRecoveryworkspace,selectCreatediagnosticdisks.
6.Followtheinstructionsonthescreen.
7.Whenprompted,insertablank,formatteddisketteintothediskettedriveandcontinuetofollowthe
instructionsonthescreen.
8.Whentheoperationiscomplete,removethedisketteandclickQuit.
9.Insertanotherblank,formatteddisketteintothediskettedriveandcontinuetofollowtheinstructionson
thescreen.
10.Whentheoperationiscomplete,removethedisketteandclickQuit.
RunningdiagnosticsfromtheCDordiskettes
1.IfyouarerunningdiagnosticsfromdiskettesusingaUSBdiskettedrive,plugintheUSBdrive.
Note:Theopticaldriveordiskettedrivemustbeselectedinthestartupsequence.See“Selectinga
startupdevice”onpage48forinstructionsonhowtoselectthestartupdevice.
2.InserttheCDordiskette.
3.Restartthecomputer.
4.Whenthediagnosticsprogramopens,followtheinstructionsonthescreen.
Note:Ifyouarerunningdiagnosticsfromadiskette,whenprompted,removetherstdisketteand
inserttheseconddiskette.
5.Selectthediagnostictestyouwanttorun.PresstheF1keyforadditionalhelp.
6.RemovetheCDordiskettewhentheprogramnishes.
RunningdiagnosticsfromtheRescueandRecoveryworkspace
IfyoudonothaveadiagnosticCDimageordiagnosticdiskette,youcanrunthePC-DoctorforDOS
diagnosticprogramfromtheRescueandRecoveryworkspace.TorundiagnosticsfromtheRescueand
Recoveryworkspace,usethefollowingprocedure:
1.Shutdowntheoperatingsystemandturnoffthecomputer.
2.RepeatedlypressandreleasetheF11keyasyouturnonthecomputer.
3.Whenyouhearbeepsorseealogoscreen,stoppressingtheF11key.TheRescueandRecovery
workspaceopens.
42HardwareMaintenanceManual

Lenovo ThinkCentre M55p Specifications

General

Brand	Lenovo
Model	ThinkCentre M55p
Category	Desktop
Language	English