Need help!!! Motherboard is not Turning On
Printed From: ASRock.com
Category: Technical Support
Forum Name: AMD Motherboards
Forum Description: Question about ASRock AMD motherboards
URL: https://forum.asrock.com/forum_posts.asp?TID=26082
Printed Date: 17 Jun 2024 at 4:29am Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com
Topic: Need help!!! Motherboard is not Turning On
Posted By: RSB
Subject: Need help!!! Motherboard is not Turning On
Date Posted: 28 Jun 2023 at 11:51pm
Hey,I have a x470 fatal1ty Gaming k4 motherboard.Now for a few days i cannot turn on my pc.When i turn on the psu the Rgb light of my motherboard is on but the system doesn?™t boot up. No fan spins.No display.Nothing.
Please help me if anyone can give me a solution.I have given my email address below if u want to see the problem through video i will send you the clip.
Email:SifatRahman516@gmail.com
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Replies:
Posted By: Xaltar
Date Posted: 29 Jun 2023 at 12:06am
Disconnect power from the wall, press and hold the power button till all the lights go out, then leave the system like this for an hour or so. If it still won't power on you might want to look at trying another PSU, if the PSU has failed it may be providing enough voltage to power the LEDs etc but not enough to power the system.
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Posted By: RSB
Date Posted: 29 Jun 2023 at 8:05am
I have tested my psu using a paper clip and it has successfully ran a Phantek case fan. So, is the problem elsewhere?
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Posted By: Xaltar
Date Posted: 29 Jun 2023 at 3:37pm
The paperclip test is useless. The PSU could be working well enough to run a fan but not an entire system. It could also be functioning correctly for a particular voltage but not others. Very few of the PSUs I have had die on me died completely, they all would still turn on with a paper clip, sometimes even work on a smaller, less power hungry system. The only way to rule out a bad PSU is to try with another one.
Unfortunately PSUs rely heavily on capacitors to regulate voltage and voltage ripple. Capacitors only have a certain number of power cycles in them before they go bad. A bad capacitor can result in anything from a completely non functional PSU to poor ripple correction. If the motherboard detects excessive power fluctuation (ripple) it will not allow the system to power on (power protection).
All that said, if it's a good PSU it is fairly easy to revive these days simply by recapping it or having it recapped for you. The better the quality of the caps you use to recap it the better and longer the PSU will perform. I do this with all my more expensive PSUs when they die these days, they make great backup and test units.
Good luck
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Posted By: RSB
Date Posted: 29 Jun 2023 at 7:26pm
Currently i have the Antec CSK cuprum strike 650w psu.is it a good one?
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Posted By: Xaltar
Date Posted: 30 Jun 2023 at 2:03pm
It's not a bad PSU, lower tier of a decent brand. Depending on PSU prices where you are it may be worth getting recapped. Usually I only bother with 80+ Gold or better rated PSUs but it very much depends on what's available where you live and how much they cost.
Even a cheap PSU will be OK to test with, if the system powers back on again then you can get your original PSU recapped and see if that fixes the issue. Do not use the system with a cheap PSU full time however, cheap PSUs often blow spectacularly and very frequently damage other components when they do.
Good luck
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