To provide power to a circuit board or fan
this is the two power connection that supply power to the motherboard
Provides additional 12V of power
provide more power for the CPU
The purpose of a 4-pin auxiliary connector on a motherboard is to provide an additional 12V power supply to the processor.
4 Pin Aux connectors are used by some video cards to provide additional power to them via the power supply.
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The 2 pin conecter is for computer communication
it is a 34 pin connector
In an attempt to trim the size of the connector, a 25-pin SCSI connector was designed for narrow SCSI.
A DIN connector has a 5-Pin connector
A PCI Express, Version 1 high-end video card using PCIe x16 slots.
24 pin connector is required to supply power to the motherboard.
I got a 7 pin connector with harness and used the color code and put it to 6 pin green to left etc
A small triangle on the connector is the indicator for the positive lead. This marks one of the outside wires as pin 1. Line up pin 1 on the connector with the pin 1 found on the motherboard.the wire nearest the triangle is pin 1