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0 answers
53 views

Two power supplies meter the same, computer turns on with one but not the other

I'm trying to diagnose an apparently random sudden power-off problem on a desktop, so I swapped out components until the power supply and mother board were the remaining suspects. I removed power ...
gunfulker's user avatar
  • 113
0 votes
1 answer
271 views

How to repair hardware having dificulties to turn ON PC

I have a very strange problem that gives me troubles almost every time I try to turn on mi PC. Yes, almost, not always. When I push the power button, my computer acts like nothing happened. Sometimes ...
Clamari's user avatar
  • 121
1 vote
0 answers
472 views

Desktop Computer not starting up after installation of Wireless Card

I'm walking my friend through installing a Wireless Card in his computer that I just built him, but for some reason it isn't booting. I've tried unplugging, holding power button for 30 seconds, ...
Alex's user avatar
  • 11
1 vote
1 answer
1k views

My PSU for my PC buzzed when plugged in, caused a power short, now won't turn on

My PC was working fine yesterday. I installed a fan controller today. After installation, I went to plug the computer in and when I did the PSU made a buzz, then the power in the room went off and I ...
KGunn's user avatar
  • 11
1 vote
1 answer
196 views

Is it a dead motherboard, or not enough power? (2008 Intel Skulltrail D5400XS)

I'm hoping that someone has real-world experience starting up an Intel Skulltrail D5400XS system, with less than the Intel-recommended 1,000 watt power supply. And/or, real-world experience with ...
Jim's user avatar
  • 106
0 votes
0 answers
38 views

Laptop will not power on normally if shutdown but can restart

I have an issue with my Asus laptop, I am able to restart the laptop, however, when I completely shutdown the laptop it is unable to turn on. I have: Re-seated the battery Taken the battery out and ...
Plexa's user avatar
  • 1
0 votes
1 answer
1k views

My motherboard has a 4 pin connector, but my motherboard has a 24-pin power connector. Is there anyway I can connect it to the motherboard?

So I have a pre-built HP Prodesk pc, and I wanted to upgrade it, but it required me to get a bigger wattage PSU, so I went for this - https://www.ebuyer.com/856008-thermaltake-litepower-450w-psu-ps-...
Sufyaan Ali's user avatar
0 votes
0 answers
702 views

Interpreting and diagnosing cause of server board "power good dropout error" -- no POST

Motherboard: Intel S5520UR (manual). (Server chassis: SR2625URBRPR, but mostly irrelevant to this issue.) I was being stupid earlier when trying to solve a problem with the backplane of the server ...
Jonathan Lam's user avatar
0 votes
1 answer
1k views

Dell Optiplex 790 - Won't power on

I have two Optiplex 790 SFF systems, both out of warranty. One system displays the yellow flashing power LED and does not power on when the button is pressed, which I know is due to a PSU failure and ...
Reado's user avatar
  • 461
0 votes
1 answer
330 views

Why would an IBM netvista suddenly fail to turn on?

I have an old Pentium IBM Netvista desktop PC with I believe an ATX power supply. For reference, the cable going into the motherboard from the power is 10 pins long by 2 wide and the info on the power ...
Mike -- No longer here's user avatar
2 votes
1 answer
677 views

Motherboard won't power down completely, until display port is unplugged

A couple of days ago I bought two new monitors (iiyama g-master GB2730HSU-B1), and by doing so I also switched to using display port instead of HDMI (EVGA GTX 970 graphics card). Now a weird issue ...
Remy's user avatar
  • 23
0 votes
1 answer
2k views

What kind of a power supply is this and how can a standard ATX PSU be hacked to replace it?

I need to replace the power supply of a newer HP Pavilion system for an emergency situation. The power supply has been damaged, but unfortunately it seems that all replacement delivery estimates are ...
ylluminate's user avatar
  • 1,211
0 votes
1 answer
37 views

Special Accommodations for External Power Supply [closed]

I am currently working on building a PC and need a power supply. My motherboard is a microATX with 24 pin and 8-pin power supply connections. I am using a microATX case that I had before (not bought ...
AlwaysBeProgramming's user avatar
2 votes
1 answer
22k views

Power on by keyboard/mouse doesn't work on my Gigabyte motherboard

My Gigabyte z170x Gaming 3 motherboard comes with a feature that allows the PC to be turned on by keyboard or mouse. Can even set a password for keyboard boot so if you type the password while the ...
Morgan's user avatar
  • 333
0 votes
1 answer
2k views

Monitoring motherboard voltages

I have been testing different hardware monitoring software, both Linux and Windows, and noticed there is typically only CPU and RAM voltages offered if any at all. Id like to find tools that will give ...
BrainRenticus's user avatar

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