Contents
Chapter1.Aboutthismanual......1
ImportantSafetyInformation..........1
Chapter2.Safetyinformation......3
Generalsafety................3
Electricalsafety...............3
Safetyinspectionguide............5
Handlingelectrostaticdischarge-sensitive
devices..................5
Groundingrequirements............6
Safetynotices................6
Chapter3.Generalinformation.....9
Specications................9
Chapter4.GeneralCheckout.....11
Chapter5.UsingtheSetupUtility...13
StartingtheLenovoBIOSSetupUtilityprogram.13
Viewingandchangingsettings........13
Usingpasswords..............13
Enablingordisablingadevice........15
Selectingastartupdevice..........16
ExitingtheLenovoBIOSSetupUtilityprogram..17
Chapter6.Symptom-to-FRUIndex..19
Harddiskdrivebooterror..........19
PowerSupplyProblems...........19
POSTerrorcodes.............20
Undeterminedproblems...........20
Chapter7.Locatingconnectors,
controlsandcomponents......21
Chapter8.Replacinghardware....27
Generalinformation.............27
Replacingthekeyboardandmouse......28
Replacingtheadapter............28
Removingthestandbase..........30
Removingthefootcover...........30
Replacingamemorymodule.........31
Replacingtheharddiskdrive.........33
Replacingtheopticaldrive..........34
Removingthestandholder..........36
Removingthemiddlecover.........37
Replacingtheconverterboard........38
Replacingthetouchcontrolboard.......39
RemovingtheEMIcover...........40
ReplacingtherearI/Omodule........41
ReplacingtheTVtunercard.........42
ReplacingtheWLANcard..........43
Replacingthespeakersystem........44
Replacingthesystemfan..........45
Replacingtheheat-sink...........46
Replacingthecamera............47
ReplacingtheCPU.............48
Replacingthefrontcontrolboard.......51
Replacingthepowerswitchboard.......52
Replacingthemotherboard..........53
ReplacingtheLEDpanel...........54
Chapter9.FRUlists..........59
Chapter10.FRUlists-C440Touch..63
Chapter11.Generalinformation...75
AdditionalServiceInformation........75
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