System information

1.Placethecomputeronahorizontalsurface.

2.RunDiagnostics➙ThinkPadDevices➙HDDActiveProtectionTest.

Attention:Donotapplyphysicalshocktothecomputerwhilethetestisrunning.

Foraccess,removetheseFRUs,inorder:

•“1010Batterypack”onpage58

•“1020Opticaldriveortravelcover”onpage58

•“1030Thermalcover”onpage59

•“1040Harddiskdriveassembly”onpage60

•“1050Memorymodule”onpage61

•“1060Fanassembly”onpage62

•“1070Microprocessor”onpage65

•“1080WirelessWANslotcoverandPCIExpressMiniCardforwirelessWAN”onpage66

•“1090Palmrestassemblywithcables”onpage69

•“1100PCIExpressMiniCardforwirelessLAN”onpage72

•“1110Backupbattery”onpage74

•“1120Bluetoothdaughtercard”onpage74

•“1130Keyboard”onpage75

•“1140Keyboardbezel”onpage77

•“1150LCDunit”onpage79

•“1160Topshieldingassembly”onpage82

Locationofmajorsensitivecomponentsonthesystemboard

Followingcomponentssolderedonthetopsideofthesystemboardareextremelysensitive.Whenyou

servicethesystemboard,avoidanykindofroughhandling.

aIntegratedvideochip(GMCH)

bMicroprocessor

cI/OControllerHub(ICH)

dVideochip

ForThinkPadEdge14"andE40integratedmodels:

Chapter8.RemovingorreplacingaFRU85