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Computer Doesn't Turn On For A Few Seconds? PSU Problem?

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I've never heard of a problem like this.. It has come down to flipping my power supply on/off a hundred times trying to get it to start with it eventually working. My computer has been working wonderfully since I built it sometime in May, until yesterday, when I went to turn it on. No power or computer does not turn on See our power supply definition for further information and related links. have a peek at these guys

Main Sections Technology News Reviews Features Product Finder Downloads Drivers Community TechSpot Forums Today's Posts Ask a Question News & Comments Useful Resources Best of the Best Must Reads Trending Now Motherboard lights come on + fans spin for half a second then it dies. Login _ Social Sharing Find TechSpot on... slid it under mobo between case and mobo.viola it worked. http://www.tomshardware.com/forum/302360-31-computer-turns-split-shuts

Computer Turns On And Off Repeatedly

by R. Flag Permalink This was helpful (3) Collapse - i think it is for the psu sure..!!! Melde dich an, um unangemessene Inhalte zu melden.

Power will cycle (green light on mobo) for about 1 second, then turn off and back on again, till I switch the PS off... Flag Permalink This was helpful (0) Collapse - Check your power on button first!!! bmcJan 3, 2014, 11:50 AM Last night I turned my pc off like I usually do except this time I flipped the switch on the back of the PSU because I Pc Turns On Then Off Then On Again About 2 seconds after I hit the power button, the computer shuts off, and stays off for about 2-3 seconds; then it will turn itself back on, but of course only

All Rights Reserved Tom's Hardware Guide ™ Ad choices Articles & News Forum Graphics & Displays CPU Components Motherboards Games Storage Overclocking Tutorials All categories Chart For IT Pros Get Computer Turns On Then Off Right Away Wähle deine Sprache aus. Wird geladen... When I woke up this morning I went to my PC and flipped the PSU switch into the on position and then pressed the power button on the case.

Facebook Google+ Twitter YouTube Subscribe to TechSpot RSS Get our weekly newsletter Search TechSpot Trending Hardware The Web Culture Mobile Gaming Apple Microsoft Google Reviews Graphics Laptops Smartphones CPUs Storage Cases Computer Turns On And Off Loop Wird geladen... If it's really dirty in there, get some canned air and blow out the inside of your computer (when it's turned off). Push the power button and keep pushing the power button continuously until you hear the hdd and other stuff kick it (push it maybe 5-10 or so times)7.

Computer Turns On Then Off Right Away

Back off your srews in the mobo to the case a half turn and you should be good. http://www.techspot.com/community/topics/computer-doesnt-turn-on-for-a-few-seconds-psu-problem.21587/ If your PC doesn't shut itself down this will at least tell you that your CPU, PSU, and motherboard are fine. Computer Turns On And Off Repeatedly How to install computer memory (RAM). Computer Turns On And Off By Itself Reply to bmc Related Resources solved PC will not post.

and then shut off.. More about the author Just tried it and nothing Best answer jscJan 8, 2011, 7:38 AM When you have problems, you need to post complete system specs. These Hardware Installation Videos might come in handy as you're reinstalling your hardware. Test your PC using a Power On Self Test card. Finally, install CPUIdle from www.cpuidle.de Mar 10, 2005 #5 Secondgunman TS Rookie Posts: 91 Yes PSU as I have said in other threads here and on other sites this I Computer Starts Then Shuts Off Immediately

Sometimes these especially powered hubs can cause this! So after replugging everything it was fine again and all that thanks to your answer, thank you very much ! It turned our to be something related with an auto update to XP SP3. check my blog It also is important to note that memory modules should be installed in pairs and in matching slots, which are designated by matching colors.

Reply to Jakob_2 zipswichJul 30, 2016, 5:41 AM I had the same problem. Computer Starts Then Shuts Off Then Starts Again It turned out that on BSOD their system would auto reboot. Learn more You're viewing YouTube in German.

You did well in shipping the mobo in for a replacement because that is probably the only other component that could cause your problem.

Open the computer up and remove them. I can restart the computer from windows and it restarts fine, but if I shut it on and off it still has that same issue. Something like a Breaker Switch or "Fuse" in home electricity? Cpu Power Header I havn't fixed the problem yet, i just changed my screen saver and keep the monitoring program open.

The computer shuts off because the CPU isn't starting the POST process and the system cuts off. solved Computer turns on then power cuts off in a split second solved Computer goes on and shuts off in a split second every morning since I bought a new psu The most outrageous (or ridiculous) conjectures in mathematics Could governments and banks become CAs? news So if you're computer has been on for a long time, shut it off, open the case, touch the metal on the case to discharge any static, then touch the RAM