Monitor keeps turning off and on repeatedly So i bought a dell monitor and it worked for 7 months but one day it just started turning off and on. The "Edit plan settings" window will appear. Why do you recommend a longer cable? The video card driver determines how the computer negotiates power saving mode with the monitor, among other things. i have am LG 55 inch TV and ill … It flashes on and then off after a few seconds, then it goes to a most monitor power cables have a doesn't work properly, proceed to the next step. If the monitor stays on, but you lose the video signal, it's very likely an issue with the video card or motherboard in the computer. If no change, proceed to the next step. Several issues can cause a monitor to turn off randomly. hand if you have a separate computer question you'd like to ask me, then follow How to: Reset Any Password: Windows Vista, 7, 8, 10, How to: Use a Firewall to Block Full Screen Ads on Android, Explained: Absolute Best way to Limit Data on Android, Explained: Difference Between Dark Web, Deep Net, Darknet and More. If you've made it this far in the process of elimination, then most likely I hope this helps you solve your problem. Read through the following suggestions for reasons why your monitor may be turn off by itself. A computer randomly shutting off can also be an issue with the computer or video card overheating or a defect with the video card. I plugged it in other computers and with different display cables but it still did it. If the computer room is very hot, cool it down by turning on a fan or the air conditioning system. - Explained, How to Prevent Ransomware in 2018 - 10 Steps, How to Fix: Computer / Network Infected with Ransomware (10 Steps), How to Fix: Your Computer is Infected, Call This Number (Scam), Scammed by Informatico Experts? This started happening shortly after upgrading to Windows 10. the monitor (as well as the one to the computer) and physically examine them. no If not, proceed to the next step. (VGA) 15 pin, If it still Monitor, LCD, and display help and support. For example: a few years ago I had a monitor that kept turning off sporadically. To get started, turn the monitor around to reveal its backside, taking note of the the cables running to it. I kindly ask at this point please do not email me "What do I do next?" At any rate, I suggest you try another HDMI cable (if you have one lying around) to see if that resolves your problem. Ensure that "Turn off the display" is set to You can determine which video card you have by opening up the Device Manager and reviewing the model name and number of Why does my computer turn off without warning? 100% of the time for a few days straight, then it is most likely the video card Here is a summary of some tests you can try to figure out what might be If you have tried all of the above steps, you have eliminated the majority of issues that can cause a monitor to go blank. Next, check the monitor display cable. Thanks for the solution. cables won't work properly if there has been a recent hardware configuration change. You can disable the Energy Saving Mode in Windows 7 and 8 by doing the Expand Display adapter. I suggest 6 feet hope this helps. It just randomly turned off and then back on instantly and after that it did it repeatedly. Science (1999) and has authored 6 books on the topics of MS Windows and PC all the steps I just mentioned using process of elimination. following: To disable your screensaver in Windows 7 and 8: Now, use the monitor to see if it powers off or goes blank. Sometimes, HDMI Lastly, if you have a Also, if you're using an older CRT monitor, upgrading to a newer flat-panel display resolves many heat-related issues in a hot environment. wires on the power and video cables to see if it causes the monitor to turn on If the video card is a known good video card or its part of the motherboard, there may be problems with the motherboard. Note that HDMI cables cannot be screwed in. It's also possible that the power connector in the monitor is going bad and not receiving adequate power from the power cord. It's operating according to your power management features. (first) PC. With over 30 years of computing experience, Dennis' areas of expertise are a Here's What to Do. One reason the monitor could shut off is because it's overheating. Performance from the list of power plans, then click the "Change plan settings" link on the far right of the window. excellent - and also available through Amazon! Sometimes the monitor will not show any display right from the start, sometimes it may work for months and then suddenly start with black screens. If you like the advice you received on this page, please up-vote / Normally the power light is green when it is powered on and working properly. LCD monitor. the monitor keeps going black. You could bring the monitor to a computer repair shop to have it looked at, but they're likely going to suggest having it replaced. The Device Manager window should appear; At this point you will want to determine if the computer or video card is connection. the signal to become short circuited, and the screen to go blank. Which Processor is Better: Intel or AMD? Question is: I don't need a 6 ft cable and would like to buy a shorter (3 ft?) 24 AWG CL2 rated HDMI cables by Monoprice - I own many of them and they are HDMI cable. yep ... there are people like me still reading this thread. If the monitor is overheating, unplug the monitor and let it cool down fully before using it again. For technical support inquiries, In the case of HDMI and DVI, there are some extra considerations to keep in mind.
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