Lenovo ThinkPad Edge E420 - Special Keys and Buttons

•Toachievethebestbalancebetweenperformanceandpowersaving,createandapplypowerplans(in
WindowsXP,powerschemes)byuseofPowerManager.
•Ifyourcomputerwillbeturnedoffforanextendedperiodoftime,youcanpreventbatterypowerfrom
drainingbyremovingthebattery.LookformoreinformationaboutusingthebatteryinPowermanagement.
Concernedaboutsecurityorneedtosecurelydisposeofdatastoredonyourharddiskdrive?
•StudytheSecuritysectiontondouthowyoucanprotectyourcomputerfromtheftandunauthorizeduse.
•Beforeyoudisposeofthedataontheharddiskdrive,besuretoread“Noticeondeletingdatafrom
yourharddisk”onpage67.
Gettingconnectedindifferentlocationsisachallenge?
•Totroubleshootawirelessnetworkingissue,seehttp://www.lenovo.com/support/faq
•TakeadvantageofthenetworkingfeaturesbyuseofAccessConnections.
•Tolearnmoreaboutusingthewirelessfeaturesofyourcomputer,referto“Wirelessconnections”on
page40.
•Totravelmorecondently,besuretocheckthetipsin“Travelingwithyourcomputer”onpage57.
•PressF9toenableordisablethewirelessfeatures.
Needtogivepresentationsorattachanexternalmonitoroften?
•Makesurethatyoufollowtheprocedurefor“Attachinganexternalmonitor”onpage48
.
•WiththeExtenddesktopfunction,youcandisplayoutputonboththecomputerdisplayandanexternal
monitor.
Needtoattachorreplaceadevice?
•SeeChapter6“Replacingdevices”onpage77
formoreinformationaboutreplacingthedevicesof
yourcomputer.
•SeeChapter7“Enhancingyourcomputer”onpage105formoreinformationaboutenhancingthe
featuresofyourcomputer.
You'vebeenusingyourcomputerforsometimealready,anditisgettingslower?
•Followthe“Generaltipsforpreventingproblems”onpage125.
•Youcandiagnoseproblemsyourselfbyusingthepreinstalledsoftware.See“diagnoseproblems”on
page131.
•AlsoRecoverytoolisprovidedonyourcomputerharddiskdrive.Formoreinformation,seeChapter5
“Recoveryoverview”onpage69
.
Printthefollowingsectionsandkeepthemwithyourcomputerincaseyouareunabletoaccessthis
onlinehelpwhennecessary.
•“Installinganewoperatingsystem”onpage107
•“Computerstopsresponding”onpage132
•“Powerproblems”onpage152
Specialkeysandbuttons
Yourcomputerhasseveralspecialkeysandbuttonstohelpyouworkmoreeasilyandeffectively.Forthe
Windows7operatingsystem,theOnScreenDisplayprogramispreinstalledonyourcomputertoenableyou
totogglebetweenthedefaultandstandardsettingsoftheThinkPadF1-F12keyfunctionality.
26UserGuide