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ManualsBrandsLenovo ManualsLenovo All Laptop ComputersThinkPad T470 - 14" - Core i7 6500U - 8 GB RAM - 256 GB SSD

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Solution:Dothefollowing:

1.Pressandholdthepowerbuttonuntilthecomputerturnsoff.Ifyoucannotturnoffthecomputerby

pressingthepowerbutton,removetheacpoweradapterandtheremovablebattery.Afterthecomputer

isturnedoff,reconnecttheacpoweradapterandreinstalltheremovablebattery,andthenrestartthe

computerbypressingthepowerbutton.Ifthecomputerdoesnotturnon,continuewithstep2.

2.Whilethecomputeristurnedoff,removeallpowersourcesfromthecomputer(removablebatteryand

theacpoweradapter).Plugintheacpoweradapterwhilekeepingtheremovablebatteryoutofthe

computer.Ifthecomputerdoesnotturnbackon,continuewithstep3.

Note:WhenthecomputerstartsupandenterstheWindowsenvironment,usethepropershutdown

proceduretoturnoffthecomputer.Whenthecomputerisoff,reattachtheremovablebatteryand

restartthecomputer.Ifthecomputerdoesnotstartwiththeremovablebatteryreattached,removethe

removablebatteryandagainstartwithstep2.Ifthecomputerstartswithacpowerbutdoesnotstart

whentheremovablebatteryisattached,calltheCustomerSupportCenterforsupport.

3.Whilethecomputerisoff,removeallsourcesofpower(removablebatteryandtheacpoweradapter).

Removeallexternaldevicesthatareattachedtoyourcomputer(keyboard,mouse,printer,scanner,and

soon).Repeatstep2.Ifstep2isunsuccessful,continuewithstep4.

Note:Thefollowingstepsinvolveremovingstaticsensitivecomponentsfromyourcomputer.Makesure

thatyouareproperlygroundedandremoveallsourcesofpowerattachedtothecomputer.Ifyouare

uncomfortableorunsureaboutremovingcomponents,calltheCustomerSupportCenterforassistance.

4.Whilethecomputerisoff,removeallsourcesofpowerandexternalhardware.Removeanynon-original

memorymoduleaddedtoyourcomputer.Afterremovingtheextramemorymoduleandreinstallingthe

originalmemorymodule,repeatstep2.Ifthecomputerstilldoesnotturnon,consulttheusermanual

forothercustomer-replaceablecomponentsthatareattachedtoyourcomputer.

Ifthecomputerstilldoesnotstartup,calltheCustomerSupportCenterandaCustomerSupportSpecialist

willassistyou.

Spillsonthekeyboard

Problem:Ispillsomethingonthecomputer.

Solution:Becausemostliquidsconductelectricity,liquidspilledonthekeyboardcouldcreatenumerous

shortcircuitsanddamageyourcomputer.Tosolvetheproblem,dothefollowing:

1.Ensurethatnoliquidcreatesashortcircuitbetweenyouandtheacpoweradapter(ifinuse).

2.Carefullyunplugtheacpoweradapterimmediately.

3.Turnoffthecomputerimmediately.Ifthecomputerdoesnotturnoff,removetheremovablebattery.The

morequicklyyoustopthecurrentfrompassingthroughthecomputerthemorelikelyyouwillreduce

damagefromshortcircuits.

Attention:Althoughyoumightlosesomedataorworkbyturningoffthecomputerimmediately,leaving

thecomputeronmightmakeyourcomputerunusable.

4.Waittillalltheliquidisdrainedoutfromthekeyboarddrainageholesbeforeturningonyourcomputer.

Errormessages

•Message:0177:BadSVPdata,stopPOSTtask.

Solution:ChecksumofthesupervisorpasswordintheEEPROMisnotcorrect.Thesystemboard

shouldbereplaced.Havethecomputerserviced.

•Message:0183:BadCRCofSecuritySettingsinEFIVariable.EnterThinkPadSetup.

Chapter7.Troubleshootingcomputerproblems87