About this item 24 Pin to 6 Pin: The 24 pin plug is connected to the standard 24 pin ATX power supply, and the 6 pin end is connected to the for HP motherboard. This cable is mainly used for HP motherboards. Compatibility: Compatible with for HP Z230 SFF 18E4 Workstation, for HP Z220 SFF Workstation. Tip: Even if the for HP motherboard has a P6 port, the pin arrangement of the P6 port is different for different models. It is recommended to check the function corresponding to the pins of the P6 port on your motherboard first, if it is inconsistent with this adapter, you need to adjust the pin order before it can be used. Some Tips: After many tests, this cable is not compatible with cheap niche power supplies or older power supplies. If your newly purchased power supply is above 650W, it can usually be turned on normally. After connecting the wires, there is no need to turn it on, and check the indicator lights of the HP motherboard. If the indicator light is always on, the transfer is successful. Package Content: 1 pcs 24 pin to 6 pin ATX cable.