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Thread: 20 pin ATX in a 24 pin mobo

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    ɯʎɔɐɹsɐʌʍ mycarsavw's Avatar
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    20 pin ATX in a 24 pin mobo

    A mate has an Asus A8M2N-LA board in an HP base unit with a dodgy PSU

    Board specs are here - HP and Compaq Desktop PCs - Motherboard Specifications, A8M2N-LA (NodusM)

    I have a spare PSU (specs here - Translated version of http://www.oclabs.com/plistarticles.php?artpage=3&artcat=0)

    The mobo has a 24 pin ATX power connector and a 4 pin ATX power connector.

    The PSU has a 20 pin ATX molex, and a 4 pin ATX molex

    Do I combine the 20 and 4 pin molex plugs and put them both in the 24 pin ATX power connector on the mobo?

    Or

    Do I plug the 20 pin molex into the 24 pin connector and the 4 pin into the 4 pin connector?

    This is a temporary measure to test whether the board is fully functional, it will not be permanent.
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    Senior Member Max Tractor's Avatar
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    Re: 20 pin ATX in a 24 pin mobo

    Quote Originally Posted by mycarsavw View Post
    Do I combine the 20 and 4 pin molex plugs and put them both in the 24 pin ATX power connector on the mobo?
    NO do not do that


    Quote Originally Posted by mycarsavw View Post
    Do I plug the 20 pin molex into the 24 pin connector and the 4 pin into the 4 pin connector.
    20pin into 24 pin should work 4pin atx to 4pin atx

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  4. #3
    ɯʎɔɐɹsɐʌʍ mycarsavw's Avatar
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    Re: 20 pin ATX in a 24 pin mobo

    Quote Originally Posted by Max Tractor View Post
    NO do not do that


    20pin into 24 pin should work 4pin atx to 4pin atx
    Hehe I wasn't going to....he might have done though

    Thanks.

    I presume the 20 pin will only fit in one end/side of the 24 pin due to the rounded/square molex connections?
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    Senior Member Max Tractor's Avatar
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    Re: 20 pin ATX in a 24 pin mobo

    Quote Originally Posted by mycarsavw View Post

    I presume the 20 pin will only fit in one end/side of the 24 pin due to the rounded/square molex connections?

    Yes it should go in one way only

    cheers

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    Re: 20 pin ATX in a 24 pin mobo

    same thing happened to me mate i put the 20 in the 24 and the 4 into CPU slot and it worked fine though i advise you getting a new PSU for full stability which i recently did but you dont need to right now

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