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Computer Not Powering Up. PSU Or Mobo?


Unplug all cables from the back of the computer and open the computer and reseat all expansion cards and memory in the computer. Ask ! Glad it wasn't the motherboard and I had lots of spare hardware to swap in! Reply to robinhoode duah55Jan 5, 2011, 3:44 AM did changing the clock battery work?Have similar problem,PSU tests ok when isolated,but PC wont turn on when connected to mobo and peripherals robinhoode have a peek at these guys

What are the steps to testing if a motherboard is good or bad?This is the motherboard I have: ASRock X79 Extreme6 LGA 2011 [http://www.newegg.com/Product/Product.aspx?Item=N82E16813157289]Thanks for any help! When I turn off the switch at the back and push the power button after turning it back on it seems for about half a second that everything works: fans appear solved PSU 20+4 pin connector not clip on motherboard but pc works fine solved My graphics card works fine when connected to pcie slot and psu slot but not when its If it looks ok, disconnect and reconnect both ends of the power cord to make sure the cable is not loose. http://www.tomshardware.com/forum/268447-30-computer-turn-power-supply-okay-motherboard

Motherboard Has Power But Wont Turn On

I'm out of ideas, and I have no computer other than this work laptop. share|improve this answer edited Jun 14 '11 at 13:58 Tom Wijsman 46.4k19148230 answered Jul 14 '10 at 17:41 Niels Basjes 416612 Surprisingly, this motherboard doesn't have an LED indicating by VAPCMD / February 5, 2010 2:20 AM PST In reply to: Changed power supply but pc still does not power up your favorite search engine will produce many.VAPCMD Flag Permalink Reply to barzan CamdenZJan 9, 2017, 3:10 PM Hello, I recently bought a water cooler.

but that does require an old fashion speaker to be attached and only happens iff the system is being powered to boot. Power supply Video card Motherboard Processor and heat sink Additional information Computer powers on and then immediately turns off. But I hecka like your thought process! Pc Wont Turn On But Motherboard Light Is On Improperly installed components Components can cause a motherboard to malfunction if they're not properly installed.

Now guess that pretty much points to the motherboard as the culprit. Note: If the computer is turning on but is not posting (beeping) or showing any picture on the display, see POST troubleshooting. Make sure both plugs are fully seated, and properly matched with the correct power supply cords. PC's are so power efficient that it doesn't use that much extra power to keep it running.

Motherboard will not start properly unless 4+4 cpu power is unplugged. Cpu Power Button Not Working Unlike so many other motherboard connectors, which are designed to make improper installation impossible, the power button connector usually is labeled only with plus and minus symbols. Once you do so, you can boot your computer, go to your motherboard manufacturer’s website, and find the latest BIOS/UEFI version. In an emergency, I have disconnected the two wire (two pin) connector on the Motherboard and placed a jumper cap over those two pins, connecting them (they are usually a simple

Pc Wont Turn On No Power

Reply to Ahrendo pc2macFeb 7, 2013, 1:08 AM Had the exact same problem, press the power button, can see the cpu fan spin and then nothing. other Please enter a valid email address. Motherboard Has Power But Wont Turn On Power supply is okay. Pc Not Turning On Motherboard Has Power Reply Your Name April 22, 2016 at 3:25 pm # First thing I try with a laptop that won't turn on.

Checked the motherboard and CPU pins. More about the author I bring this up again to help stress that this troubleshooting step should not be skipped. Thanks for all of your great suggestions. Am I under scrutiny? Computer Has Power But Wont Turn On

Power supply is okay. You can use the one that's powering your monitor (as long as it seems to be getting power), one from another computer, or a new one.  Replace the CMOS battery, especially Doing this yielding the PSU fan spinning up as well as the fans in my case the PSU was plugged into, so PSU seems to be doing fine.My question is what check my blog If you can't find your manual, your motherboard's manufacturer should have a PDF version of it on the company's site.

Conclusion While motherboards can be difficult to troubleshoot, they’re far from impossible to handle. My Computer Wont Turn On And Beeps I was just offering a starting point. Tom's Hardware Around the World Tom's Hardware Around the World Denmark Norway Finland Russia France Turkey Germany UK Italy USA Subscribe to Tom's Hardware Search the site Ok About Tom's Hardware

share|improve this answer answered Nov 8 '10 at 16:25 Joel Coehoorn 22.5k761109 That's a premature diagnosis - it could be the PSU...

It should start spinning the fans. Thomas April 22, 2016 at 9:51 am # One of the things that helped me several times as an IT support worker is to unplug the power cable and keep the Follow Us Facebook How To Fix Buy Do More About Us Advertise Privacy Policy Careers Contact Terms of Use © 2017 About, Inc. — All rights reserved. Laptop Not Powering On The cost to engineer it would probably be out of line...

solved I just built my computer i did a boot test worked fine forgot to plug in the graphics card plugged it in booted again and now solved Computer won't turn Until you get it replaced, feel free to use your computer, so long as you're close to a power outlet!  Carefully inspect the power receptacle on the laptop or tablet for It was the first time I've ever had a computer outlast the PSU. http://mffonline.com/wont-turn/computer-won-t-power-on-after-pulling-power-cord-out-from-computer.php Computer keeps crashing randomly.

There's no reason to replace a working piece of hardware when testing it is fairly easy.Exception: An ozone smell or very high pitched noise, combined with no power at all in Sorry for the confusion, yesterday I ordered a new PSU for another system, not this one.. bkaral Ars Scholae Palatinae Registered: Jun 2, 2001Posts: 1248 Posted: Wed Jun 17, 2009 9:21 am Hey Fictionfree:On which chipset is that mobo based? I laughed.

Thanks. Important: If it appears that your computer is in fact receiving power (lights on the computer turn on, fans are running, etc.), even if just for a moment, see my How Do they appear stuck or out of place?After inspecting the PC externally, it is time to open it up if the above suggestions did not fix the issue already. SHOW ME NOW CNET © CBS Interactive Inc.  /  All Rights Reserved.

If it's a piston-type of arrangement (most newer ones are) and it's just sticky, it will only get worse. The first task is to test one stick of RAM in another machine. It's more related to the aftermarket cooler I installed having screws that extend that far down than the motherboard itself. I'm surprised that it was the PSU since, as I said in the OP, I tested it by jumping the pins and read proper voltages at every lead.Regardless, here I am,

If you are comfortable working inside the computer, you could try removing the power (and corresponding signal cables to be safe) from any hard drive, CD/DVD drive, etc. (i.e. your power switch (the signal goes through the mainboard !!) is broken (or connected badly to the mainboard) --> the power supply simply doesn't receive the signal to start powering the more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science It would only have to do this when the machine is powered off, so even if that were half the time, you'd be looking at a lifespan of 4-6 years.

Once reported, our moderators will be notified and the post will be reviewed. Then why do most desktop PC's need a PSU of 500W or bigger? 500W, that's like having all the light bulbs in the house turned on!There's only one computing device that If it does not start, bad module. I recently had the same problem and it seems to have turned out that scratches on the place where you place the motherboard was causing a short which prevented boot.

How to remember the differences between all of the "-гляд-" verbs? Reply to aford10 robinhoodeJan 12, 2010, 8:22 AM When I flick the PSU switch, the green light on the motherboard turns on. I changed out the power supply but it still does not come on.