Lenovo E525 Bedienungsanleitung PDF herunterladen (Seite 147)

a.Disconnecttheacpoweradapterandallcablesfromthecomputer.

b.Closethecomputerdisplay,andturnthecomputerover.

c.Removethebattery.Referto“Replacingthebattery”onpage69.

d.Removethememorymodule.Referto“Replacingamemorymodule”onpage81.

e.RemovethePCIExpressMiniCard.Referto“ReplacingaPCIExpressMiniCardforwireless

LANconnection”onpage78.

f.Removetheharddiskdrive.Referto“Replacingtheharddiskdrive”onpage71.

g.Waitfor30seconds,andthenreinstallthememorymoduleandtheknowngoodbatteryortheac

poweradaptertotestthecomputerwithminimaldevicesattachedrst.

h.Reinstalleachdeviceoneatatimethatyouhaveremovedintheearliersteps.

Ifyourcomputerdoesnotrunonbatterypower,checkthefollowingitems:

1.Removeandreseatthebatterytomakesurethatitisproperlyconnected.Referto“Replacingthe

battery”onpage69

2.Swapbatterieswithanothersimilarmodel,ifavailable.

IfanothersimilarThinkPadmodelisavailable,thenverifythatthebatterypackworksintheother

computerandthatthebatterypackfortheothermodelworksinthiscomputer.

3.Verifythebattery-statusindicator.Referto“Powerstatusindicator”onpage13.

Apowerbuttonproblem

•Problem:Thesystemdoesnotrespond,andyoucannotturnoffthecomputer.

Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonfor4secondsormore.Ifthe

systemisstillnotreset,removetheacpoweradapterandthebattery.

Startupproblems

Printtheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.

Ifyoureceiveanerrormessagebeforetheoperatingsystemloads,followtheappropriatecorrectiveactions

forPower-onself-testerrormessages.

Ifyoureceiveanerrormessagewhiletheoperatingsystemisloadingthedesktopcongurationafterthe

POSTiscompleted,checkthefollowingitems:

1.GototheLenovoSupportWebsiteathttp://www.lenovo.com/supportandsearchfortheerrormessage.

2.GototheMicrosoftKnowledgeBasehomepageathttp://support.microsoft.com/andsearchforthe

errormessage.

Sleepandhibernationproblems

•Problem:Thecomputerenterssleepmodeunexpectedly.

Solution:Iftheprocessoroverheats,thecomputerautomaticallyentersleepmodetoallowthecomputer

tocoolandtoprotecttheCPUandotherinternalcomponents.Checkthesettingsforsleepmode,

usingPowerManager.

•Problem:Thecomputerenterssleepmode(thesleepindicatorturnson)immediatelyafterthePOST.

Solution:Makesurethat:

–Thebatteryischarged.

–Theoperatingtemperatureiswithintheacceptablerange.Referto“Features”onpage15

“Specications”onpage18,and“Operatingenvironment”onpage18.

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Lenovo E525 Bedienungsanleitung Seite 147