User Guide - IdeaPad Flex14, Flex14D, Flex15, Flex15D
Page 35
...power button again for the LCD screen has been turned off. - Chapter 4. The display device driver is correct. 31 The computer power is blank, make the screen brighter. • If these items are using the Lenovo OneKey Recovery system. My screen goes blank while the computer is...sure that : - The screen is on , press F12 ( ) to confirm whether the backlight for confirmation.) - The AC power adapter is unreadable or distorted." The monitor type is installed correctly. - Press the power button. - Press F9 ( ) to make sure that : - Touch the touch pad. - If you ...
...power button again for the LCD screen has been turned off. - Chapter 4. The display device driver is correct. 31 The computer power is blank, make the screen brighter. • If these items are using the Lenovo OneKey Recovery system. My screen goes blank while the computer is...sure that : - The screen is on , press F12 ( ) to confirm whether the backlight for confirmation.) - The AC power adapter is unreadable or distorted." The monitor type is installed correctly. - Press the power button. - Press F9 ( ) to make sure that : - Touch the touch pad. - If you ...