Lenovo Flex 2 Pro 15 Betriebsanweisung PDF herunterladen (Seite 36)

Chapter 4. Troubleshooting

Incorrect characters appear

on the screen.

• Aretheoperatingsystemorprogramsinstalled

correctly?Iftheyareinstalledandconfigured

correctly,havethecomputerserviced.

BIOS password problems

I forgot my password. • Ifyouforgetyouruserpassword,youmustaskthe

systemadministratortoresetyouruserpassword.

• IfyouforgetyourHDDpassword,aLenovo

authorizedservicercannotresetyourpasswordor

recoverdatafromtheharddisk.Youmusttakeyour

computertoaLenovoauthorizedservicerora

marketingrepresentativetohavetheharddiskdrive

replaced.Proofofpurchaseisrequired,andafee

will

bechargedforpartsandservice.

• Ifyouforgetyouradministratorpassword,aLenovo

authorizedservicercannotresetyourpassword.You

musttakeyourcomputertoaLenovoauthorized

serviceroramarketingrepresentativetohavethe

systemboardreplaced.Proofofpurchaseisrequired,

andafeewillbechargedforpartsandservice.

Sleep problems

The critical low-battery error 

message appears, and the 

computer immediately turns

off.

• Thebatterypowerisgettinglow.ConnecttheAC

poweradaptertothecomputer,orreplacethebattery

withafullychargedone.

The computer enters 

sleep mode immediately

after Power-on self-test

(POST).

• Makesurethat:

‐ Thebatteryischarged.

‐ Theoperatingtemperatureiswithintheacceptable

range.See“Chapter2.UseandcareInformation”of

LenovoSafetyandGeneralInformationGuide.

Note:Ifthebatteryischargedandthetemperatureiswithinrange,havethecomputerserviced.

The computer does not

return from sleep mode,

and the computer does not

work.

• Ifyourcomputerisinsleepmode,connecttheAC

adaptertothecomputerandthenpressanykeyor

thepowerbutton.

• Ifthesystemstilldoesnotreturnfromsleepmode,

stopsresponding,orcannotbeturnedoff,resetthe

computer.Unsaveddatamaybelost.Toresetthe

computer,pressandholdthepowerbuttonfor4

secondsormore.

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