Computer fan wiring colors

Computer FansColor CodesPinoutsDifferent ConnectorsYour computer may contain several different fans. The main central processing unit fan is very important, as the CPU gets very hot during normal

operation and can be damaged by excess heat. The CPU moves air across the processor's heat sink to keep it cool. The case fan is usually located at the back, or sometimes in the side of your computer's case. Its job is to expel hot air from inside the computer while drawing in cool air. The computer's power supply can generate a lot of heat, and someSee more on techwalla.com Jun 23, 2017 · I'm not sure what the colors mean on your fan or what the pinout is. Usually you've got say a Yellow, Red, and Black. I normally would wire the red and black to positive and neg respectively and ignore the yellow altogether. If you end up wiring more than one fan though, make sure you wire them in Parallel not Series. Example: 5/5(1) 2 Answers 2. PC fan pinouts can be found easily online: If you're trying to figure out which wire is ground on the fan itself, and

you don't have a connector, then just connect 12V to the middle wire and try ground on either of the outside wires. When the fan spins, you've found it. … Motherboard CPU Fan 4 Pin header Connector. For some AMD cpu fans: Colors may change. Chassis and CPU fans may use either 3-pin or 4-pin power connectors. 3-pin connectors are usually used for the smaller chassis fans with lower power consumption. 4-pin connectors are usually used by CPU fans with higher power consumption. Second, all fans are fed with +12 V; however, several fans use a red wire on their +12 V line, which is different from the color code used by the power supply, where

red means +5 V. just hook up red charger cable to red pc cable wire, and black/yellow charger wire to black fan wire, snip any other pc wires, not need, mines work a charm, fone chargers are 9v but can run a 12v fan without burnout. hope this helps as its not the voltage thatll be blowing

it but the amps. 3 Pin Fan connector used on the ATX Motherboard. 3 PIN IDC FEMALE at the fan and 3 PIN IDC MALE header at the motherboard. Not all fans or motherboards control or power the fan assemblies the same way. Fans may be either 5 Volt DC or 12 Volt DC fans. Colors may change. Chassis and CPU fans may use either 3-pin or 4-pin power connectors. Yes you can. If you notice the pinout of the fans, the 3 first pins are the same for the 3 and 4 wire fans. Also, the keys are the same for both connectors. The 4-wire connector has smaller back-key to accept the smaller 3-wire fan connector keys.

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