Stepsto follow. Shut down the computer. Turn around the computer and look for a very tiny pin hole in the bottom panel of your computer.It has a battery symbol drawn by the side of it. Ones located take a thin paper clip or a pin and press and hold it down in the hole for 30 seconds. Once done restart the computer. AcerAspireOne Black Screen. Locked. by jama yassin · about 14 years, 7 months ago. I have changed Bios Boot setup from HDD to CD, I restarted but only Black Hello I have an Acer Aspire One D250 of 2009 that does not work anymore .. A Chromebook black screen may occur when users are working on a document, after login, or at random unexpected intervals. Here are some ways to check common causes that could be to blame if a Chromebook screen is black. Pulledout battery. Power reset as Acer suggest. Have power cord plugged with no battery. I've tried to flash bios. Downloaded latest bios from acer site. Put files unzipped on flahs drive (tried formatted as fat and then as fat32) With no battery (and no hdd), pressed FN and ESC, then connected power cord, then pressed power button. Pushstart and immediately hold down start button until it shuts off. Do this three more times, but the third time don't hold the start button. Just leave it and let it run. Do have power cord plugged in. Give it a couple hours or so. I,m still waiting on disc from acer store to try the fix. On boot up I get a dark screen with a flasing cursor AcerAspire One black screen HELP! xurstruly Subscribe Subscribed 2 Share 5.9K views 12 years ago I have a acer aspire one model kav60 & everytime i turn August2020. There are a couple of things that can cause a black screen like that. Worst is if the motherboard or processor has failed so the system won't even start to boot. Better is if the screen has failed, but not a whole lot better. If that were the case you could connect an external monitor to the HDMI port and get a display to show there. 80 Acer Aspire one Happy N550 (LU.SEF0D.016) Source: You see more on the screen than on a smartphone but you can't use big resolutions well. On the other hand, mobility is not a problem. AcerAspire V7-581P-6614 black screen, keyboard lights turn on, LED power lights turn on, fans are whirring, but the screen remains black. I dropped this laptop back in 2015. The laptop maintained this behavior since September 2019. Before this, it would take very long to boot up. Sometimes it would flash the Acer logo and return to black screen. 1 unplug all cables from the Acer. 2) remove the battery. 3) hold the power button for 30 seconds. 4) plug the power cable back into it (leaving the battery disconnected) 5) press the power button to start it. 6) if it starts normally, plug the battery back in. It's an All-in-one. flag Report. Oqpa.