Lenovo ThinkCentre E73z - Page 4

Replacingtheopticaldrive..........82
Removingandreinstallingthesystemboard
shield..................83
ReplacingtherearI/Oassembly........84
RemovingtheVESAmountbracket......86
Replacingthepowersupply.........87
Replacingthemicroprocessorfan.......88
Replacingtheheatsinkassembly.......90
Replacingthemicroprocessor........91
Replacingthecardreader..........94
Replacingthebattery............95
Replacingtheconverterboard........96
Installingorreplacingamemorymodule....97
Replacingtheinternalspeakers........99
Replacingtheintegratedcamera.......100
Replacingthesystemboard.........101
ReplacingtheLCDpanel...........103
ReplacingtheWi-Ficard...........107
Completingthepartsreplacement.......108
Chapter10.Additionalservice
information.............111
Securityfeatures..............111
Hardwarecontrolledpasswords......111
Operatingsystempassword.......111
Vitalproductdata............111
BIOSlevels................111
Flashupdateprocedures..........111
Updating(ashing)theBIOSfromadisc...112
Updating(ashing)theBIOSfromyour
operatingsystem............113
RecoveringfromaPOST/BIOSupdate
failure................113
Powermanagement............114
Automaticcongurationandpowerinterface
(ACPI)BIOS..............114
AutomaticPower-onfeatures.......114
AppendixA.Notices.........115
Televisionoutputnotice...........116
EuropeanconformanceCEmark.......116
Trademarks................116
Index.................117
iiThinkCentreE73zHardwareMaintenanceManual