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Thread: AT power supply voltages for MB

  1. #1
    Newbie
    Join Date
    Oct 2003
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    3

    AT power supply voltages for MB

    ok i dont know much aout electronics, trying to figure out some stuff for a friend who wants to make a car computer PSU, ill probly do one eventually when i have some money and stuff hehe ahh anyway the leads on AT power supplys for the motherboards, like the 2 plug thing, what voltages do they all put out ?

  2. #2
    FLAC
    Join Date
    Jan 2001
    Posts
    1,612
    +12
    +5
    -5
    -12

    and ground wires

  3. #3
    Newbie
    Join Date
    Oct 2003
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    yeah but like you have the motherboard wires which have 2 plugs and 6 wites each with all these different colours, what are they ? i sortof tryed to measure it with the multimeter but it seems a big mess to me lol

  4. #4
    Newbie
    Join Date
    Oct 2003
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    so does anyone have a diagram like the thing at the bottem of this for that crazy dell thing http://www.geocities.com/mikethang/mp3.htm

    but just with the wiring of a normal AT power supply

  5. #5
    FLAC
    Join Date
    Jan 2001
    Posts
    1,612
    black - ground
    red - +5
    yellow - +12
    blue - -12
    white -12

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