1150Systemboardassembly
Foraccess,removetheseFRUsinorder:
•“1010Batterypack”onpage42
•“1020Bottomslotcover”onpage42
•“1030Memorymodules”onpage43
•“1040Harddiskdriveassembly”onpage45
•“1050PCIExpressMiniCardforwirelessLAN”onpage46
•“1060mSATAsolid-statedrive”onpage47
•“1070Backupbattery”onpage48
•“1080Basecover”onpage49
•“1110Fingerprintboardbracketandngerprintboard”onpage52
•“1120Thermalmoduleassembly”onpage54
Importantnoticeforreplacingthesystemboard
Whenreplacingthesystemboard,observethefollowingguidelines:
•Donotdropasystemboardonabenchtopthathasahardsurface,suchasmetal,wood,orcomposite.
•Donotapplyanyexcessiveforcetoasystemboard.
•Avoidroughhandlingofanykind.
•AvoidbendingasystemboardorhardpushingtopreventcrackingateachBallGridArray(BGA)chipset.
•Whenyouputasystemboarddown,besuretoputitonlyonapaddedsurfacesuchasanESDmat
oracorrugatedconductivesurface.
Locatingmajorsensitivecomponentsonthesystemboard
Attention:Thefollowingcomponentsmountedonasystemboardareextremelysensitive.Improper
handlingofasystemboardcancausedamagetothefollowingcomponents,andmightcauseasystem
malfunction.Whenyouservicethesystemboard,avoidanykindofroughhandling.
aPlatformControllerHub(PCH)
bMicroprocessor
cGraphicschip(fordiscretegraphicsmodels)
Formodelswithanintegratedthermalmoduleassembly
Chapter8.RemovingorreplacingaFRU59
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