http://community.acer.com/t5/2014-Archives/Re-GTX660-in-Acer-Predator-AG3620-UR308-quot-no-signal-quot/m-p/84929#M24465
Try that out once.
It might help, it might not. Most likely thought, flobelix is right. You need a new BIOS for the motherboard from...
Try that out once.
It might help, it might not. Most likely thought, flobelix is right. You need a new BIOS for the motherboard from...