Let's see some common reasons for ASUS laptop not turning on: Certain hardware or software is corrupted. The power supply for ASUS laptop is insufficient. There is something wrong with the screen of ASUS laptop. Then, I will walk you through some useful methods to fix ASUS laptop won't turn on issue in the following paragraphs. You May Read 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! 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 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
Try to turn off/on the display of your laptop and check if your laptop is responding or not. You can do this by pressing the function key (hotkey) [Fn+F7]. Notice: The hotkey's functions can be different for different brands of laptops. If the display isn't responding connect your laptop to an external monitor. It could be on but your brightness just could be turned down use the FN key+ brightness key (F5) to turn up the level, also you could try plugging in an external monitor to see if that works press FN key + F8 to toggle the external monitor, if it works you need to press windows key + CTRL + Shift up + B to set it to default. . 442 54 37 397 255 150 241 373

asus computer screen won t turn on