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What does the 24 pin connector connect to?

What does the 24 pin connector connect to?

The ATX 24-pin power supply connector is the standard motherboard power connector in computers today. The connector itself is a Molex 39-01-2240 connector, often called a Molex Mini-fit Jr.

Is the 24 pin connector supposed to be missing a pin?

This empty pin on your 24 pin connector used to be home to a wire carrying -5V. Since around 2003 the -5V rail was removed from ATX specification and as a result most modern power supplies do not include it.

How do you connect a 20 pin PSU to 24 pin motherboard?

“… you can plug a 20 pin cable into a 24 pin motherboard and it will work just fine. At least, it will for a while. They added those extra 4 pins for a reason. When you plug a 20 pin cable into a 24 pin connector you’re not providing the extra current carrying capacity which may be needed by the motherboard.

Do all motherboards have 24 pin connectors?

Almost all of the new power supplies used today feature a 24-pin power connector to connect to a computer motherboard. However, some motherboards still feature a 20-pin ATX power connection. Thankfully, almost all 24-pin power connectors are designed so that four of the pins can be detached or moved out of the way.

How much power does a 24 pin connector provide?

This connector has separate wires which supply voltages of 3.3 volts, 5 volts, and 12 volts. A 24-pin power supply adds an extra line each of 3.3 volts, 5 volts, and 12 volts, as well as an additional ground.

Why is my motherboard not getting power?

Believe it or not, a bad CMOS battery is a relatively common cause of a computer that looks like it’s not receiving power. Make sure the power switch is connected to the motherboard if you’re using a desktop.

How do I test a PC power supply?

To test your PSU:

  1. Shut off your PSU.
  2. Unplug all cables from the PSU except for the main AC cable and the 24-pin cable.
  3. Locate pin 4 and pin 5 on your 24-pin cable.
  4. Bend your paper clip so the ends can be inserted into pin 4 and pin 5.
  5. Turn on the PSU.
  6. See if the PSU fan turns.

Does it matter which way you plug in your 24 pin connector?

Honorable. No you cannot insert the 24 pin connector in the wrong way. The covers for some single pins are shaped according the motherboard port, so it can only go in one way.