Lenovo IdeaPad Y460 Manuel d'utilisateur télécharger pdf (Page 62)

Chapter 5. Troubleshooting

The system cannot be

switched from highperform-

ance GPU to power-saving

GPU.

• If you are outputting the screen to an external

display through an HDMI cable, you might not be

able to switch to power-saving GPU. Change the

display device back to the LCD display of your

notebook before you switch to power-saving GPU.

A Password problem

I forgot my password. • If you forget your user password, you must take

your computer to a Lenovo authorized servicer or a

marketing representative to have the password

changed.

• 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 supervisor 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.

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Lenovo IdeaPad Y460 Manuel d'utilisateur Page 62