If you find any problems (e.g. cannot power on) with your desktop/all-in-one device, please check that the power cord, display connection cable and mouse/keyboard are all correctly connected. If the problems occurred within the hardware of your device ( liquid spills, crash damage, module burned), please contact ASUS Product Support for assistance. When you press the power button to turn on the computer but there is no display on the monitor, please follow the below steps to troubleshoot : 1. Check the power supply. 2. Check the CPU. 3. Check the memory. 4. Check the graphic card. 5. Check the monitor. 6. Test with minimal components, isolating the possible cause. 7. Clear CMOS. 8. ASUS Q Here are some steps to try: Check that the battery is properly seated in the laptop. Sometimes the battery can become loose and this can prevent the laptop from turning on. Try charging the battery for several hours and then see if the laptop turns on when it is unplugged. If the battery is completely dead, it may need some time to charge up Solution. #7. Okay so your system is turning on, its your display that is not working. Okay now were getting somewhere. So this could be either graphics card on motherboard or the display itself. So if you have a external monitor, try hooking that up to the laptop and see if you see anything on the external monitor. 8 Solutions For Why Laptop Won't Turn On, But Power Light Is On. 1. Unplug Your Laptop. Disconnect or remove the battery, then press the power button for 30 seconds. Detach and put back the memory module (s) and try to power it up. If the same doesn't happen again, experiment with each module individually in every socket until you detach Check Power Options. Go to Control Panel > System and Security > Power Options and check that your power options aren't affecting the brightness on your screen. While there, check that the brightness isn't automatically adjusted by your PC or laptop. Update your display drivers. Update your display drivers. It's pretty difficult to predict why your laptop is not turning on. But we can narrow down the possibility (and even fix the issue) after going through the solutions mentioned below. Solution 1: Turn Off Your Laptop Completely. Solution 2: Check Your Screen Brightness. Solution 3: Hard Reset Your PC. Press and hold the Refresh key (circular arrow) and press the power button to hard reset your Chrome OS device. Release the Refresh key once it powers on. Some devices may require you to press a 4. Try a rescue disc. If none of the above has worked, you can try booting from a rescue disk or USB drive. If you have one, the Windows DVD can be used, but otherwise you can download (using another computer - obviously) a rescue disc image and either burn it to a CD or DVD, or extract it to a USB flash drive. Zenscreen touch MB16AMT won't turn on. my screen won't turn on or work correctly. When I plug it USB C to my PC it turns on for 1 second than shutdowns. However sometimes I know it is connected but there is no display as I can move windows to the other screen but I don't see a thing. I want to run it out of battery but it doesn't lose battery 8M78X7.