Lenovo THINKPAD L520 - Appendix B. WEEE and Recycling Statements; Important WEEE Information; Japan Recycling Statements

•Problem:Thebatterypackcannotbecharged.
Solution:Youcannotchargethebatterywhenitistoohot.Ifthebatteryfeelshot,removeitfromthe
computerandallowittocooltoroomtemperature.Afteritcools,reinstallitandrechargethebattery.Ifit
stillcannotbecharged,haveitserviced.
ACpoweradapterproblems
•Problem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,butthe
poweradapter(powerplug)iconisnotdisplayedinthetaskbar.Alsotheacpowerindicatordoes
notlightup.
Solution:Doasfollows:
1.Makesurethattheconnectionoftheacpoweradapteriscorrect.Forconnectingtheacpower
adapter,seetheSetupInstructionsmanualincludedintheshippingcontentsofyourcomputer.
2.Iftheabovestepiscorrect,turnoffthecomputer,thendisconnecttheacpoweradapteranduninstall
themainbattery.
3.Reinstallthebatteryandreconnecttheacpoweradapter,thenturnonthecomputer.
4.Ifthepoweradaptericonstilldoesnotappearonthetaskbarandtheacpowerindicatordoesnot
lightup,havetheacpoweradapterandyourcomputerserviced.
Note:IfyourcomputerisaWindows7model,todisplaythepoweradapter(powerplug)icon,click
Showhiddeniconsinthetaskbar.
Powerproblems
Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourcomputerisgettingnopoweratall,checkthefollowingitems:
1.Verifythepowerswitch.Referto“System-statusindicators”onpage9.Thepowerswitchbuttonis
illuminatedwheneverthecomputerison.Itisnotilluminatedinsleep(standby)orhibernationmode.
2.Checkallpowerconnections.Removeanypowerstripsandsurgeprotectorstoconnecttheacpower
adapterdirectlytotheacpoweroutlet.
3.Inspecttheacpoweradapter.Checkforanyphysicaldamage,andmakesurethatthepowercableis
rmlyattachedtotheadapterbrickandthecomputer.
4.Verifytheacpowersourceisworkingbyattachinganotherdevicetotheoutlet.
5.RemovethecomputerfromaThinkPadPortReplicatorSeries3,ThinkPadMiniDockSeries3or
ThinkPadMiniDockPlusSeries3.
6.Removealldevicesandthentestforsystempowerwithminimaldevicesattached.
a.Disconnecttheacpoweradapterandallcablesfromthecomputer.
b.Closethecomputerdisplay,andturnthecomputerover.
c.Removethebattery.Referto“Replacingthebattery”onpage89.
d.Removethememory(SO-DIMM).Referto“Replacingthememory”onpage91.
e.RemovethePCIExpressMiniCard.Referto“ReplacingthePCIExpressMiniCardforwireless
LAN/WiMAXconnection”onpage110and“InstallingandreplacingthePCIExpressMiniCardfor
wirelessWANconnection”onpage111
.
f.Removetheopticaldrive.Referto“Replacingtheopticaldrive”onpage103
g.Removetheharddiskdriveandsolidstatedrive.Referto“Replacingtheharddiskdrive”onpage
93
and“Replacingthesolidstatedrive”onpage97.
h.Waitfor30seconds,andthenreinstalltheSO-DIMMandtheknowngoodbatteryortheacpower
adaptertotestthecomputerwithminimaldevicesattachedrst.
Chapter10.Troubleshootingcomputerproblems179