Hi! My power supply just went bad so I went out and got a new Corsair cx600m for more reliability. After the PSU was installed, the motherboard doesn't recognize any of the two drives I have. The optical drive is recognized but nothing else. Both worked before and I am sure both are hooked up correctly. My motherboard is: http://www.amazon.com/MSI-CrossFireX-Motherboard-760GM-P34-FX/dp/B008PRBJ96/ref=sr_1_2?ie=UTF8&qid=1415499265&sr=8-2&keywords=AMD+760G+Chipset+msi