What are the wires on a computer power supply?

For an LPX-style power supply (AT computers), there are two connectors: P8 and P9. Each has six pins, and you plug them into the motherboard so the black wires are together….Untangling the wires: Getting to know your power supply.

What is a 4 4 pin 12 V used for?

The ATX 4-pin power supply connector is a standard motherboard power connector used to provide +12 VDC to the processor voltage regulator.

Which wire from the power supply carries 5 volts?

ATX 20 pin main power cable It includes a 3.3 volt rail which is used to power newer chips which require a lower voltage than 5 volts. It also has a standby 5 volt rail which is always on even when the power supply is turned off to provide standby power to the motherboard when the machine is sleeping.

What is an 8 pin EPS cable?

8-pin EPS female connector is the connector at the end of the 8 pin (or sometimes 4+4 pin) CPU power supply cable which connects to the motherboard. Works with Molex and aftermarket terminals. Manufactured to tight tolerances.

What are 8 pin connectors for?

8-pin power connectors are found in high-end graphics cards. 8-pin connectors have 4.2mm pitch and can deliver up to 150 watts, twice the amount that a 6-pin connector is capable of. To avoid this, we provide any combination of connector types you may need through our selection of GPU Standard Power Cables.

What is L and N in power supply?

The N & L stand for Neutral and Load. With your AC line in you should have three wires. Neutral, Load, and Ground. If your wires are color coded for the US then the black wire is Load or Hot, the white wire is Neutral, and the green wire is Ground.

What color is a 5v wire?

Common colors represent common functions, ie all red wires are +5 volts, all black wires are common and so on. The connections most useful to us as haunters are the +5V (red wires) , +12V (yellow wire) and the Common or ground (black wires).

What voltage is a PC power supply?

approximately 110 volts
The typical PC power supply draws approximately 110 volts of alternating electrical current from the wall outlet, which converts to a much smaller unidirectional flow of electrical current. Alternating current (AC) defines the flow of charge that changes direction periodically.

What does 6’2 PCIe 4 4 cpu mean?

6+2 is PCIe, 4+4 is EPS. If you’re confused, read your manual. 0.

Is EPS the same as PCIe?

4 Answers. They are completely different. The EPS connector is meant to supply power to a motherboard cpu socket while the PCI express connector is meant to supply power to a GPU.

What is a modular power supply cable?

A modular unit is a computer power supply where some (or all) of its power cables and connectors can be detached and removed. This differs from a regular power supply where all its power cables are permanently hard-wired and non-removable.

Is power supply an input or output device?

Power Input. The power input to a power supply is the power which enables it to function. It may be direct current (DC) that does not change polarity, such as the output of solar cells or a battery; or it may be alternating current (AC) that regularly changes polarity, such as from a power utility or a vehicle’s alternator.

What is a PSU cable?

Chapter 1: What is PSU Cable? PSU is an acronym for the power supply unit. It is very efficient in converting Ac to low voltage DC power for use in the internal functions of a computer. It is also the powerhouse because it supplies power to the computer systems. It is also essential in that it regulates the power supply that the computer makes use of.

What is a power supply circuit board?

One power supply circuit board can be used to provide all the necessary voltages for the device. A variable power supply, or Variac, is a device that allows the user to change the output voltage as needed. Circuit protection should be provided in the event of an overload or surge.