Lenovo Yoga 300-11IBY Laptop (English) User Guide - Yoga 300-11IBY - Page 41
Troubleshooting, Troubleshooting, Display problems, Sleep problems
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Chapter 4. Troubleshooting Troubleshooting Display problems When I turn on the computer, nothing appears on the screen. • If the screen is blank, make sure that: - The AC power adapter is connected to the computer, and the power cord is plugged into a working electrical outlet. - The computer power is on. Press the Power button again for confirmation. • If these items are set correctly, and the screen remains blank, have the computer serviced. When I turn on the computer, only a white cursor appears on a blank screen. • Restore backed-up files to your Windows environment or the entire contents of your hard disk to its original factory contents using the Lenovo OneKey Recovery system. If you still see only the cursor on the screen, have the computer serviced. The screen goes blank while the computer is on. • Your power management is enabled. Do one of the following to resume from sleep mode: - Press any key on the keyboard. (Notebook mode only) - Press the Power button. - Press F9 ( ) to confirm whether the backlight of the LCD screen has been turned off. 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. The computer enters sleep mode immediately after Power-on. • Make sure that: - The battery is charged. - The operating temperature is within the acceptable range. See "Chapter 2. Use and care Information" in the Lenovo Safety and General Information Guide. Note: If the battery is charged and the temperature is within range, have the computer serviced. 37