19+ Power Supply Cables Guide Background. 4 pin peripheral power cable. The primary task of the power supply unit (psu) is to provide your motherboard with power.

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The power supply in your pc provides all of the different voltages your computer needs to operate properly. Why should i care about cable management? Current power supplies usually have at least two separate peripheral power cables, each of which has two or more peripheral connectors.

Find out how a power supply works!

0 ratings0% found this document useful (0 votes). Power supplies, often referred to as switching power supplies, use switcher technology to convert the ac input to lower dc voltages. A wide variety of there are 1,290 suppliers who sells power supply cables guide on alibaba.com, mainly located in asia. Find the main power cable on the power supply (usually the one with the largest plug) and attach it to the long, rectangular port on the motherboard, then using the smaller cables, connect the power supply to your computer's hard drive, cd drive, and graphics card.