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Questions tagged [atx]

The ATX (acronym for Advanced Technology Extended) is a standard created in 1995 by Intel, addressing four major areas of improvements: greater ease of use, better support for current and future input and output devices, better support for current and future processor technologies and reduction of system cost.

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How to connect mini-itx with atx 2-pin block to 24-pin ATX12V

I have a mini-itx motherboard that has a 2-pin internal 12V DC-in power connector (Motherboard manual) (+12V DC) I also have a power supply with 24-pin motherboard connector. Now I want to connect ...
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166 views

Is my PSU ATX 4-pin connector reversed from the standard?

I just got an EVGA 750 GQ power supply. The manual mentions that it includes a ATX 20+4 pin motherboard cable. However, the 4-pin connector appears to reverse the pinouts from the 4-pin plug on the ...
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Can I plug 2 x 12V P4 connectors to EATX12V?

I'm assembling a PC with ASUS PRIME X370-A motherboard and Be quiet! System Power 9 500W power supply. In terms of power, the motherboard needs 1 x 24-pin EATXPWR and 1 x 8-pin EATX12V: The problem ...
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56 views

Computer Freezing Every Boot

My computer is freezing each time i turn it on. It doesn't freeze at the same time on boot. I was hoping for suggestions. Thing's I've Tried: Remove all RAM but one chip Unplug all external ...
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11k views

Dimensions of Standoffs and Screws for ATX Motherboard

What are the dimensions for the standoffs and screws used for mounting an ATX motherboard to the computer casing? I'm using them to make my own motherboard mounting plate. Some sources say the ...
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72 views

Can a molex power splitter safely supply power to an IDE HDD and 3 fans?

This is for a legacy PC I want to keep for a work. The PSU has only 1 4pin molex which is connected to the IDE HDD atm. I live in a tropical area and things get really hot and my PC overheats ...
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64 views

How can 5 small case fans in parallel cause instability for a hefty ATX 900w PSU

I hope this is not off topic here, but I have a PC with a 900w ATX PSU (Be Quiet! Dark Power Pro 8 900W). I have it set up in my PC with motherboard, GPU and case fans connected to it. I`m now ...
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89 views

What are this connectors on Power Supply?

Pictures Connectors PSU Details
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ATX PC reboot, does power supply actually cut off power to components?

When I issue the reboot command in OS, does it actually affect power supply output (12V rail in particular)? For instance, PC B uses PC A's power supply for hard drive (SATA power) and graphics card (...
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97 views

What is the power supply connector used for?

I recently came across an old ATX power supply, and one of its connectors looks like this (apologies for the quality): Does anybody know what this connector is called and what it connects to/is used ...
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4k views

Low Profile PCIe card in a standard ATX case - will it fit, and do I need adapters?

I've got a standard normal-sized ATX case (don't know its name or specifications, because I got it from a friend) and a standard motherboard (MSI B150 PC-Mate) inside. Since it doesn't come with a ...
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How can I repair a power supply for a Apple's Power Mac G4?

This is an attempt to gather a reference page for anyone trying to replace a failing PSU from a Power Mac G4 with an equivalent ATX in the future. There are still a couple of pages -luckily- ...
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565 views

Connecting an ATX power supply to a Hard Drive Enclosure

I have a 4 bay hard drive enclosure made by Sans Digital (one of the TR4M series)... check that, I have 3 such enclosures and the power supply died on 2 of them. I called Sans Digital and asked about ...
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633 views

Can't jump-start ATX PSU

I've bought a new ATX PSU on the internet. I was planning to use it as a lab power supply and as soon as it arrived home I've tested it by shorting the green wire with a black wire. It worked for less ...
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1k views

3.3V and 5V rail in modern PC

These days in ATX PSU these voltages come from a single rail and have fixed amount of current. Seems like they do not affect the PC functionality these days. I know that USB port use the 5V rail ...

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