Pc 3 Pin Fan Wire Diagram. You can connect a 3 pin fan to a 3 pin or 4 pin header on the motherboard. It has 3 wires all black and if i connect 2 specific ones off them to 9v battery the led will turn on but the fan wont.
I believe this is correct. 3 pin connectors are usually used for the smaller chassis fans with lower power consumption. 3 pin switch wiring diagram database.
A fan with a 3 pin power connector may be easilly fitted into desktop board with a 4 pin fan header.
Pc 3 pin fan wire diagram in pdf free download. This usb pin out diagram shows the usb cable often connected to phones to charge them or transfer data. Type a connector is linked to the charger or pc and a microsd connector is plugged into the phone. The 3 pin fan connector has three indicators as per the number of wires.