Note: If you have not performed any of the following steps and your computer fails to power on, please refer to this article: Troubleshooting - Notebook cannot power on and shows black screen. Disconnect or replace the battery. Replace memory with a different capacity or brand. Close the laptop casing, tighten each screw securely, and start the ASUS laptop. Now, your device should turn on. Additional Tip: If you like tinkering with your laptop components, you may even pry out the bezel and examine faults with the display panel or cable. Laptop keyboard backlight won't turn on at startup. AacAmbientLighting.exe Crashes all the time. in ROG Strix Series Monday; HDR wont turn on in ROG Strix Series Monday; Help to find/Identify components or boardview fore Asus ROG G703VI in ROG Gaming Notebooks a week ago webworkings. Dec 3, 2018. You may also want to try hitting CTRL + SHIFT + WIN + B to try and reset your graphics driver as another possible fix. NOTE: If you can see fine on the external monitor, Scenario: power went out. Monitor won't turn on, so you wanna unplug both power sources, disconnect hdmi cable from monitor, re-connect power sources from male side first and then female side to monitor, replug your hdmi cable and hopefully it should be on! 812K views 4 years ago THIS VIDEO HAS BEEN UPDATED HERE: • Computer Screen Black / No Display - Troubleshoot why your Asus Laptop turns on but the screen stays black, dark, dim, Power off your computer while in a power saving mode by holding the power button down for 3-5 seconds. After the power is completely off, turn on your PC and test to see if it will boot normally. Troubleshoot the cause of the beep code if you're lucky enough to get one. If the power light is on, but your ASUS laptop still won't turn on, try the following methods to fix this error. Fix 1. Check ASUS Laptop Display Settings to Fix ASUS Won't Turn on Issue. You can check for ASUS laptop screen problems by turning the display on and off. Solution 4 - Try Hard Rebooting. Hard rebooting the laptop worked for many ASUS laptop users to solve the problem. So follow the instruction to do so: Reboot your laptop and as the ASUS logo appears, press the F9 key. And when the Windows Boot Manager screen appears hit Enter. If you can't wake your computer from Sleep Mode, it's possible your BIOS is reducing power to the ports where your monitor and/or Bluetooth devices (mouse, keyboard, etc.) are connected. If you're using a laptop, some of them don't allow you to wake them using external Bluetooth devices. It's also possible you need to check your Windows 0cO2H.