When i back to my home a month after... 2 of 3 hdd from my pc dont appear in windows. open my pc and i see 2 red cable unplugged from the energy of my hdds. because i dont know anything of hardware i connect the two cables pone with another and then plug into a hdd, so only one hdd work, then unplug that hdd and plug the another and work. then someone comes and say the right way for plug the hdds. i pluggged, then work boths... i do a format on the damaged hdd and i can used again the problem is:the speed of my pc down so much, like 20 minutes to open windows, and sometimes freezes for 5 minutes or something like that. that happens when i plug the 2 damaged hdds ; when my pc only have plugged the hdd with windows i have no problems with speed like 2 minutes for load windows vista.

My englsih is like my knowlwdge of hardware sorry.