Troubleshooting
Display
Why did my screen go blank?
❑Your computer screen may go blank if the computer enters Sleep mode. If the computer is in Sleep mode, press any key to bring the computer back into Normal mode. See Using the Power Saving Mode (page 128) for more information.
❑Make sure the computer input is selected. To change the display input, press the HDMI SELECT button on the right of the computer.
❑Make sure your computer is securely plugged into a power source and turned on and the power indicator light is lit.
❑The LCD backlight of your computer may have been turned off. Press the DISPLAY OFF button.
What should I do if no image is displayed on my TV screen or external display connected to the HDMI output port?
Make sure you are using an