Lenovo V470/V570/B470/B570 UserGuide V1.0
Page 40
... user password, you forget your HDD password, a Lenovo authorized servicer cannot reset your computer to a Lenovo authorized servicer or a marketing representative to have the hard disk drive replaced. The computer power is installed correctly. - My screen goes blank while the computer is plugged into a... to have the system board replaced. The AC adapter is installed correctly. • If these items are properly set, and the screen remains blank, have the computer serviced. OneKey Recovery. Proof of your computer to a Lenovo authorized servicer or a marketing ...
... user password, you forget your HDD password, a Lenovo authorized servicer cannot reset your computer to a Lenovo authorized servicer or a marketing representative to have the hard disk drive replaced. The computer power is installed correctly. - My screen goes blank while the computer is plugged into a... to have the system board replaced. The AC adapter is installed correctly. • If these items are properly set, and the screen remains blank, have the computer serviced. OneKey Recovery. Proof of your computer to a Lenovo authorized servicer or a marketing ...
Lenovo V470/V570/B470/B570 UserGuide V1.0
Page 41
...• Make sure that : immediately after Power-on self-test - The operating temperature is charged. (POST). - Use and care Information" of Lenovo Safety and General Information Guide. Note: If the battery is charged and the temperature is still not reset, remove the AC adapter and the battery...; The battery power is off . • Make sure that: - Press Fn + F2 to the computer, or replace the battery with a fully charged one. The display device driver is blank. The screen resolution and color quality are selected as the playback device. 37 The Mute function is getting low.
...• Make sure that : immediately after Power-on self-test - The operating temperature is charged. (POST). - Use and care Information" of Lenovo Safety and General Information Guide. Note: If the battery is charged and the temperature is still not reset, remove the AC adapter and the battery...; The battery power is off . • Make sure that: - Press Fn + F2 to the computer, or replace the battery with a fully charged one. The display device driver is blank. The screen resolution and color quality are selected as the playback device. 37 The Mute function is getting low.