Computer Hardware User Manual

13.Removetheheatsink(s)andplacethemonaclean,at,andstatic-protectivesurface.See“Installingor
replacingaheatsink”onpage104.
14.Disconnectallcablesfromthesystemboard.Then,removethetenscrewsthatsecurethesystem
boardfollowingtherecommendednumericalsequenceasshown.
Note:Thescrews9and10aredifferentfromtheothereightscrews.Reinstallthetwoscrewstothe
samepositionsafteryouinstallthenewsystemboard.
Figure118.Removingthescrewsthatsecurethesystemboard
148ThinkServerRD540UserGuideandHardwareMaintenanceManual