Hardware Maintenance Manual
2
4
3
StepScrew(quantity)Color
Torque
2
M2×3mm,flat-head,nylon-coated(1)Silver
0.181Nm
(1.85kgf-cm)
1150Systemboard
Importantnoticesforhandlingthesystemboard
Whenhandlingthesystemboard,readthefollowing:
•Thesystemboardhasanaccelerometer,whichcanbebrokenwhenseveralthousandsofG-forces
areapplied.
Note:Droppingasystemboardfromaheightofaslittleas6inchessothatitfallsflatonahardbench
cansubjecttheaccelerometertoasmuchas6,000G'sofshock.
•Becarefulnottodropthesystemboardonabenchtopthathasahardsurface,suchasmetal,wood,or
composite.
•Avoidroughhandlingofanykind.
•Ateverypointintheprocess,besurenottodroporstackthesystemboard.
•Ifyouputasystemboarddown,besuretoputitonlyonapaddedsurfacesuchasanESDmatora
corrugatedconductivematerial.
Foraccess,removetheseFRUsinorder:
•“1010Bottomcover”onpage57
•“1020WirelessLANcard”onpage58
•“1030WirelessWANcard”onpage59
•“1040M.2solid-statedrive”onpage61
•“1050Memorymodule”onpage63
•“1060Built-inbatteries”onpage64
•“1070Coin-cellbattery”onpage65
•“1080Thermalfanassembly”onpage65
•“1110Speakerassembly”onpage68
Thefollowingcomponentssolderedonthetopsideofthesystemboardisextremelysensitive.Whenyou
servicethesystemboard,avoidanykindofroughhandling.
72ThinkPadT460sHardwareMaintenanceManual