some time a go my harddisk stopped working so i decided to replace it with another one i had at home ....obviously it didnt work, cz i didn have the needed OS on it, but by the time i realized that i had formatted my old terrabite ta try getting it to work.......it does work:S anyway i can re-install the original stuff so it can work agen:S? please help
So you had a failed drive, you replaced it. Did you go into the web gui for your ts and restructure the raid array? disk management is the tab you need.