Lenovo x3250 m6 - Page 170

thecableswilldamagethecableconnectorsonthesystemboard.Anydamagetothecable
connectorsmayrequirereplacingthesystemboard.
Step6.Removeanyofthefollowingcomponentsthatareinstalledonthesystemboardandputthemina
safe,static-protectiveplace:
•Adapters(see“Removinganadapter”onpage110
)
•DIMMs(see“RemovingaDIMM”onpage96)
•Microprocessorandheatsink(see“Removingthemicroprocessorandheatsink(Trained
technicianonly)”onpage145)
Notes:
–Donotallowthethermalgreasetocomeincontactwithanything.Contactwithanysurface
cancompromisethethermalgreaseandthemicroprocessorsocket.
–KeepeachheatsinkpairedwithitsmicroprocessorforreinstallationAmismatchbetweenthe
microprocessoranditsoriginalheatsinkcanrequiretheinstallationofanewheatsink.
•TheRAIDbatteryholder(see“Removingtheflashpowermoduleholder”onpage94
)
Step7.Removethesystemboard.
a.Removetheninescrewsthatsecurethesystemboardtothechassis,andputthescrews
inasafeplace.
b.Holdthetwocorners1ofthesystemboardcarefully.Avoidtouchingtheconnectorsonthe
systemboard.
c.Liftandtiltthesystemboardupwardsandslightlypullthesystemboardtowardsthefrontof
theserver.
d.Liftandremovethesystemboardfromtheservercarefully.
Note:Whenyouremovethesystemboardfromtheserver,avoidtouchingthecableclipsonthe
sideofthechassisandtheconnectorsonthesystemboard.Donotdamageanysurrounding
componentsinsidethechassis.
Figure95.Systemboardremoval
156LenovoSystemx3250M6InstallationandServiceGuide