Atx Power Supply Wiring Diagram

By | May 2, 2023

# ATX Power Supply Wiring Diagram

The ATX power supply is the most common type of power supply used in desktop computers. It is a standardized design that has been used for many years, and it is relatively easy to install and troubleshoot. This article will provide you with a detailed guide to ATX power supply wiring, including a wiring diagram and step-by-step instructions. ## ATX Power Supply Wiring Diagram The following diagram shows the standard wiring for an ATX power supply: ## Step-by-Step Instructions To install an ATX power supply, follow these steps: 1.

Disconnect the power from the computer.

This is important for safety, as you will be working with live wires. 2.

Remove the old power supply.

To do this, you will need to unscrew the four screws that hold it in place. 3.

Install the new power supply.

Place the new power supply in the same location as the old one, and screw it in place. 4.

Connect the power cables.

Connect the 24-pin ATX power cable to the motherboard, and the 8-pin EPS power cable to the CPU. 5.

Connect the SATA power cables to the hard drives and optical drives.

6.

Connect the PCIe power cables to the graphics card.

7.

Turn on the power and test the system.

Make sure that all of the fans are spinning and that the computer is booting up properly. ## Troubleshooting If you are having trouble with your ATX power supply, here are a few things you can check: * Make sure that the power supply is plugged in properly and that the power switch is turned on. * Make sure that the power cables are connected to the correct ports on the motherboard and the power supply. * Try reseating the power cables. * If you are still having problems, you may need to replace the power supply. ## Resources * [ATX Power Supply Wiring Guide](https://www.howtogeek.com/193772/how-to-install-and-wire-an-atx-power-supply/) * [ATX Power Supply Troubleshooting Guide](https://www.dell.com/support/kbdoc/en-us/000125007/atx-power-supply-troubleshooting-guide) * [ATX Power Supply Specifications](https://en.wikipedia.org/wiki/ATX_form_factor#Power_supply)


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