I had the same problem and I solved it. I thought that the problem is that the control unit does not remember the color settings. I set the color manally, then switched my computer off, than swithed it on and the lights were powered off. The fans were spinning normally but there were no lights. I have advanced fan controller (aquaero 6). I can choose one of three control mode. Power mode (the fan speed is controlled only by voltage level), the Speed mode (the fan speed is controlled by software using voltage) and the PWM. I used Speed mode all the time. Then I read that the problem is caused b