Lenovo ThinkPad Edge E420 - Cleaning the Cover of Your Computer

•WaituntilyouheartheCDorDVDclickintothecenterpivotofthedrivebeforeclosingthetray.
•Wheninstallingtheharddiskdriveoropticaldrive,followtheinstructionsshippedwithyourhardware,
andapplypressureonlywhereneededonthedevice.
•Turnoffyourcomputerifyouarereplacingtheharddiskdrive.
•Whenreplacingtheprimaryharddiskdrive,reattachthecoverofthedriveslot.
•Storeyourexternalandremovableharddiskoropticaldrivesintheappropriatecontainersorpackaging
whentheyarenotbeingused.
•Beforeyouinstallanyofthefollowingdevices,touchametaltableoragroundedmetalobject.Thisaction
reducesanystaticelectricityfromyourbody.Thestaticelectricitycoulddamagethedevice.
–Memorymodule
–PCIExpressMiniCar
–Memorycard,suchasSDcard,SDHCcard,SDXCcard,andMultiMediaCard.
Note:Notalllisteddevicesareincludedinyourcomputer.
Thisactionreducesanystaticelectricityfromyourbody.Thestaticelectricitycoulddamagethedevice.
•Whentransferringdatatoorfromaashmediacard,suchasanSDcard,donotputyourcomputer
insleep(standby)orhibernationmodebeforethedatatransferiscomplete.Todosomightcause
damagetoyourdata.
Takecareinsettingpasswords
•Rememberyourpasswords.Ifyouforgetasupervisororharddiskpassword,Lenovowillnotresetit,
andyoumighthavetoreplaceyoursystemboardorharddiskdrive.
Careforthengerprintreader
Thefollowingactionscoulddamagethengerprintreaderorcauseitnottoworkproperly:
•Scratchingthesurfaceofthereaderwithahard,pointedobject.
•Scrapingthesurfaceofthereaderwithyourngernailoranythinghard.
•Usingortouchingthereaderwithadirtynger.
Ifyounoticeanyofthefollowingconditions,gentlycleanthesurfaceofthereaderwithadry,soft,lint-free
cloth:
•Thesurfaceofthereaderisdirtyorstained.
•Thesurfaceofthereaderiswet.
•Thereaderoftenfailstoenrollorauthenticateyourngerprint.
Registeryourcomputer
•RegisteryourThinkPadproductswithLenovo(refertotheWebpage:http://www.lenovo.com/register).
Thiscanhelpauthoritiesreturnyourcomputertoyouifitislostorstolen.Registeringyourcomputeralso
enablesLenovotonotifyyouaboutpossibletechnicalinformationandupgrades.
Besurenottomodifyyourcomputer
•OnlyanauthorizedThinkPadrepairtechnicianshoulddisassembleandrepairyourcomputer.
•Donotmodifyortapethelatchestokeepthedisplayopenorclosed.
Cleaningthecoverofyourcomputer
Occasionallycleanyourcomputerasfollows:
128UserGuide