Does NOT power on. Power supply turns on (fan spins) when unplugged from motherboard. When plugged into the motherboard it does not spin up (possibly a short on the motherboard somewhere). FOR PARTS ITEM. This item is being sold AS-IS for parts. Only what is shown in the photos is included in the sale. We do not know if the item is functional or can be made to function via repair, There are no returns on this item for this reason.