34 - Frequently asked questionsF R E Q U E N TL Y ASKED QUESTIONSThe following is a list of possible situations that may arise during theuse of your computer. Easy solutions are provided for each one.I turned on the power, but the computer does not start or boot up.Look at the power indicator:• If it is not lit, no power is being supplied to the computer. Check thefollowing:• If you are using on the battery, it may be low and unable to powerthe computer. Connect the AC adapter to recharge the batterypack.• Make sure that the AC adapter is properly plugged into thecomputer and to the power outlet.• If it is lit, check the following:• Is a disc in the optical drive? Remove it and press <Ctrl> + <Alt>+ <Del> to restart the system.• Do you have a USB storage device (USB disk or smartphone)plugged into your computer? Unplug it and press <Ctrl> + <Alt> +<Del> to restart the system.Nothing appears on the screen.The computer’s power management system automatically blanks thescreen to save power. Press any key to turn the display back on.If pressing a key does not turn the display back on, three things mightbe the cause:• The brightness level might be too low. Press <Fn> + < > (increase)to adjust the brightness level.• The display device might be set to an external monitor. Press thedisplay toggle hotkey <Fn> + <F5> to toggle the display back to thecomputer.• If the power LED is flashing, the computer may be in Sleep orHibernate mode. Press and release the power button to resume.No audio is heard from the computer.Check the following: