What is the make and model number of your computer? By removing the AC adapter from the laptop, removing and reseating the memory module, and then reconnecting the AC adapter to the laptop, you … Try starting the laptop in safe mode and check if there is a display. If there is there is a driver problem with the laptop. Disconnect the charger if connected and then open the laptop and disconnect the main battery and press and hold the laptop’s Power button for 30 seconds and then release the button. Now, you can try resetting the memory modules to fix the "PC turns on but no display" issue. My back-light on the keyboard is flashing. What do I do now. In my experience working as a technician for www.nylaptopparts.com I see that most of the times it is the inverter that is the problem and that is a pretty easy fix , you just have to get the correct inverter that supplies the right amount of voltage and you will be back in business. If there are 2 modules and it still doesn't work try installing only one and try. Then release the button. What is the model number of the laptop as shown on the information label on the bottom of the laptop? What I mean is, I get a black screen, no blinking lights for capslock or numlock, and it only seems to make a tiny bit of "powering on" noises. If a memory module is loose, it usually causes a laptop not displaying an image. Oliver Poulteney, i have the same issue but i have my laptop running on kde ferin os on a portable ssd tried doing the battery removal but nothing the screen turn on but goes black i think it has to do with the display being broken that’s my only other solution works fine when plugging it to an external display i miss having my laptop functional is there a way to fix it, 05/17/2020 by Turn on the computer and repeatedly press F10 until the BIOS Setup Utility opens. Reseating the Memory Modules to Fix Laptop Screen Black. I also tried to just put it on the charger and it doesn't work then either! If you can see images then there is a backlight problem. That said, I found a way to resolve the issue. It is divided into several types based on its symptoms, time and computer brands, so you may encounter various black screen issues such as Windows 10 black screen with cursor, Windows 10 black screen after login, HP laptop black screen, and the Dell laptop black screen … If it isn’t replace it. I have a HP pavilion dv6 2088dx laptop that will not power on fully. As you say a 5.3 blink code is a system board problem - “The embedded controller times out waiting for the BIOS”. The notebook's screen display may remain black when there is a corrupted graphics driver, or a problem with the LCD display's back light. The connections inside a LCD panel are fragile and you would be lucky if they held up to such treatment. Hp pavillion entertainment notebook special edition. The fan doesn't turn on either. Search online for "HP Pavilion 15 CC (insert model number) service manual" to find the manual. hold Power button for at least 30 seconds to hopefully restore the BIOS to default values. But the screen stays black. Here’s the maintenance and service guide for the laptop, taken from this webpage. Try shining a torch at an angle close to the screen to check if there are any images at all on the screen when the laptop is on and there are images on the external display. Welp it was the backlight I'm going to link a video from YouTube that I uploaded showing what it does. start > boot > force shutdown > start > boot > force shutdown > start > boot etc. Your model laptop has not got a RTC battery. Do not select “Reset this PC” because if you select the wrong option after this all your data will be erased as Windows will be reinstalled. Once you have replaced the RTC battery, re-assemble the laptop (don’t forget the main battery do it as late as possible to prevent any problems while the laptop is still open), connect the charger and try to turn the laptop on. Understand LED lights. They will be very faint if they are there so trying this in a darkened room may help. My xps screen turns black after the dell logo. HP website shows a possible system board issue. Go to p.91 to view the necessary pre-requisite steps and then the procedure to remove / replace the display assembly. Laptop keyboard lighting has changed the computing game and has made space for nighttime users to power on through the darkness. Apologies for also not mentioning that you would have to reset the time and date (and any other user preferred BIOS settings) afterwards. Fix 4. If you get a video output then you will know that it is a flaky video chip and that will have to be fixed. It is a surface pro I think it is a 4. The Caps Lock key light flashes in the following sequence - 5 long and 3 short flashes. If the inverter breaks or dies then no voltage gets to the backlight resulting in no video output signal to the display. I have had this one myself too. ! You say that “I tried every method. According to this, a 5.3 (blink) pattern indicates a problem on the System board - The embedded controller times out waiting for the BIOS. On the 3rd attempt it should boot into the Windows Recovery Environment menus. This has been an issue for about an hour. You can follow the question or vote as helpful, but you cannot reply to this thread. Once the RTC battery and the main battery have both been disconnected do the residual battery discharge procedure i.e. The LCD panel part number is found at the top of p.91. If still no good try the different slots in case one is faulty. For example, when I shut down the laptop with the power button, I can't start it again for like 20 seconds. The back-lit Surface keyboard is cool, not only because it looks cool and allows you type in the dark (when prepared for watching movies for example), but also because it gives signs of power and life! Here’s a link to the service manual taken from this webpage. This thread is locked. Try resetting the BIOS by removing the coin cell RTC battery as well as disconnecting the main battery from the system board. Press question mark to learn the rest of the keyboard shortcuts. Bradfords random channel. If you are sure you did all of the above steps correctly , then shut off the computer and try pressing down on the keyboard while powering up the laptop and see if you get an image. Next, choose the time for keyboard backlight’s auto shutdown. PC Laptops - Laptop keyboard lights up screen is black- question about PC Laptops ... Hello,I have had this same problem with a HP DV2000 and the\015\012problem is not the contrast light. Michelle Corbett. Press and hold the power button for 60 seconds and release. If your computer is, in fact, showing information on the monitor, but is still not booting fully, see How to Fix a Computer That Won't Turn On for a better troubleshooting guide. Actually after rebooting the time and date were still set and the notebook is still working great. Ensure that the main battery has been disconnected as soon as it can be accessed. Boot your laptop again to see if it works now. The first thing I would advise to be done is to check your laptop with an external monitor to make sure that it is not the video chip that went bad. It finally takes me to the lock screen when I press the power button and it goes to sleep and then I press the power button to wake it back up. Bradfords random channel, What if the laptop does not have a battery ypu can take out the power light is on and the caps lock button keeps flashing can someome help please, 06/08/2020 by David Prior On a last note if you determined that it is the backlight that is faulty , although it is fixable it requires more time and experience then just replacing the inverter , and if one is not experienced he/she can damage the lcd screen itself as well , so generally if the backlight is faulty either have a laptop repair shop replace the backlight , but only one who has experience. The high performance electronics repair kit. Try shining a torch at an angle close to the screen to check if there are any images at all on the screen when the laptop is on and there are images on the external display. Well the good news is that it could have been worse. While still pressing both keys, hold down the Power button for one second, and then release the Power button and the keys. You can select options between five seconds and 15 minutes, as well as "Never off" if you don't want the backlight … Press the Down Arrow key to select Hardware Power Management, and then press Enter. It didn't work like that before. Try searching online for (insert motherboard ‘board number’) schematics to hopefully find the schematics. What it is, is that the laptop\015\012thinks that the screen is been shut down that is why the light does not\015\012come on. I'm surprised that the laptop withstood it as well as it did, considering it still functions good enough to be able to use it with an external monitor. In other words, your computer starts but the screen is black. Or another option is to buy a new lcd panel and install it either yourself or proffesionally. They will be very faint if they are there so trying this in a darkened room may help. I can't get my surface to start, the keyboard lights up but the screen is black. Search online using the part number only, appropriate to your particular laptop, in the search term of your browser to get results for suppliers of the part. Technician's Assistant: What's the make and model of your machine? By using our Services or clicking I agree, you agree to our use of cookies. The inverter is a small electronic board that controls the voltage that is sent to the backlight (the light bulb of the laptop screen) of the lcd screen. If you do find the schematics then if the problem is on the motherboard you may be able to fix it. You can test the display by attaching an external monitor and restarting the computer. RE: L322X Will not boot, keyboard lights up but screen stays black. HP released this ergonomic laptop (model number 15-au123cl) in October 2016. could it be due to the fact my dad threw it on a pillow on the floor then kicked it and he could of janked the lcd? The power light was on but there's some glitches with the powering on. It doesn't make sense. Your solution was clear, concise and resolved the problem. So, reseating the memory modules might resolve either a blank or black screen issue on a laptop. Follow the instructions especially about disconnecting the battery before starting further inside the laptop. It features Windows 10 and a touch screen. Turn on the laptop and when it boots into Windows, force stop the laptop by holding the power button until it shuts down. If it does, go to Troubleshoot > Advanced > Startup repair and follow the prompts. When I turn on the computer and Windows starts up the laptop screen … You might hear beeping sounds. The procedure will allow you to gain access to the display panel cable on the motherboard so that it can be checked that it is secure and also that it is not damaged where it passes through the hinge to get to the lid etc. And how long has the screen been an issue? I didn't spend $1500 for a desktop. If you are sure you did all of the above steps correctly , then shut off the computer and try pressing down on the keyboard while powering up the laptop and see if you get an image. I have the same question (557) Subscribe Subscribe Subscribe to RSS feed; Answer MC. Thank you!! celsie_evans, sooooo i figured it out my model has the hp logo illuminated when its on... but the back light is broken because it doesn't light up so its nothing major just needs a replacement LCD thanks for all the help <3, 06/09/2020 by Any ideas on how to fix? When Harrison Bywater turns on his PC, the power lights and the fan turn on, but no image appears on the screen. So connect your laptop to an external monitor and see if you get a picture (you might have to press the fn and one of the f1 , f2 , f3 etc....keys together to switch the output to an external display , If you get a picture on the external monitor you know it is not the motherboard , (whew, was getting scared already). Put your battery in and plug the charger. The laptop has an integrated battery. This will show how to correctly remove the modules from the motherboard. Well in fact seems to be stepping up 3 levels in brightness and then repeating all the time. The power LED light remains on, and the screen remains blank for about 40 seconds. When starting up my laptop after upgrading to Windows 10, All I see is a black screen. Then one day you turn on your laptop computer and you're not sure , is it me or am I still sleeping ? Here’s the part number for the battery 741976-001. Now back to if you got a picture on an external display. Press the Right Arrow key … If the computer opens into a suspended state every time … While the RTC battery is out you may as well test it to ensure that it is still OK. Now to go about solving the problem there are a few things to determine to see what the problem is. What if my model does not have an RTC battery. At first if tried a few times would finally get the dell logo and it would take longer to get to sign in screen. Treating any electronic device in such a manner will definitely not do it much good. Thanks for reading and I hope it comes in handy. If still no good try the other. keyboard lights come on but display is black If it doesn't even light up during boot then your back light must have malfunctioned. © 2021 iFixit — Licensed under Creative Commons — Privacy — No I need a laptop with a working screen. You see lights on the computer case, probably hear fans running from inside, and may even hear sounds, but nothing at all shows up on your screen. ill try that shining a torch, 05/18/2020 by I am having this issue with both my HP laptop and my HP all-in-one desk top PC. The black screen at start up is getting so bad I'm worried my PC eventually just won't turn back on. Reconnect the main battery, reassemble the laptop, connect and switch on the charger and try to turn on the laptop. If you don't get a picture on the external monitor make sure it is plugged in correctly and that you pressed the correct keys to have the output signal go to the external monitor. Generally it is not very difficult to replace a lcd panel but there are some models that are more difficult so try to ask a laptop repair shop about your specific model, So if you wake up one morning and your laptop lcd is not displaying a picture hopefully you will be prepared and not have a "not so bright start". I know it's not the battery because I switched the battery out with my brother;s and it's still not working. Terms — The wifi and sound icons (above the keyboard) both glow red (normally will turn white or blue when fully powered up). There is nothing displayed when connecting a secondary monitor. The lights on my keyboard are lit and the computer is on. Remove the modules and then reinsert them again and see if this restores the laptop. I just put my PC back to 8.1 until they work out the glitches for 10. Hi, my model does not have a removable RTC battery, 03/27/2020 by Try each module in each slot etc. If there are no images at all or even if there are, there's a fair chance that it is the panel that is the problem or at the very least if the lid was yanked that the video cable was damaged where it passes through the hinge to get from the motherboard to the lid.