Lenovo IdeaCentre Q190 Desktop Manuel d'utilisateur télécharger pdf (Page 24)

POSTerrorcodes

Eachtimeyoupower-onthesystem,itperformsaseriesofteststhatchecktheoperationofthesystem

andsomeoptions.ThisseriesoftestsiscalledthePower-OnSelf-Test,orPOST.POSTdoesthefollowing

operations.

•Checkssomebasicsystem-boardoperations

•Checksthememoryoperation

•Startsthevideooperation

•Veriesthatthebootdriveisworking

IfthePOSTdetectsaproblem,anerrormessageappearsonthescreen.Asingleproblemcancauseseveral

errormessagestoappear.Whenyoucorrectthecauseofthersterrormessage,theothererrormessages

probablywillnotappearonthescreenthenexttimeyouturnonthesystem.

POSTErrorMessageDescription/Action

CMOSDate/TimeNotSetTheCMOSDateand/orTimeareinvalid.Thiserrorcan

beresolvedbyreadjustingthesystemtimeinAMIBIOS

Setup.

CMOSBatteryLowTheCMOSbatteryisnolongerfunctional.Replacethe

battery.

CMOSChecksumBadChecksumofCMOSisincorrect.Thecomputerloadsthe

defaultcongurationsettings.Thiserrormightindicate

thatCMOShasbecomecorruptduetoaweakCMOS

battery.

PrimaryMasterHardDiskError

PrimarySlaveHardDiskError

SecondaryMasterHardDiskError

SecondarySlaveHardDiskError

TheIDE/ATAPIdeviceconguredasPrimary

Master/PrimarySlave/SecondaryMaster/Secondary

Slavecouldnotbefoundorinitialized.Makesurethe

harddriveiscorrectlyinstalled.

Keyboarderror

Cannotinitializethekeyboard.Makesurethekeyboard

isproperlyconnectedtothecomputerandthatnokeys

areheldpressedduringPOST.Topurposelycongurethe

computerwithoutakeyboard,setkeyboardlessoperation

inSetuptoEnable.TheBIOSthenignoresthemissing

keyboardduringPOST.

SystemHalted

Thesystemhasbeenhalted.Aresetorpowercycleis

requiredtorebootthemachine.Thismessageappears

afterafatalerrorhasbeendetected.

RebootandSelectproperBootdeviceorInsertBoot

MediainselectedBootdevice

TheBIOSwasunabletondasuitablebootdevice.Make

surethebootdriveisproperlyconnectedtothecomputer.

Makesureyouhavebootablemedia.

Undeterminedproblems

IfthiscomputerhasaparallelATAharddiskdrive,makesurethattheharddiskdriveisjumperedasa

masterandtheopticaldriveisjumperedasaslave.

1.Power-offthecomputer.

2.Removeordisconnectthefollowingcomponents(ifinstalled)oneatatime.

a.Externaldevices(modem,printer,ormouse)

b.Anyadapters

18IdeaCentreQ190HardwareMaintenanceManual

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Lenovo IdeaCentre Q190 Desktop Manuel d'utilisateur Page 24

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