iPod mini cf card installation problems

hello there i've put new (cf) memory 8 gigabytes silicon power brand new and sound memory into ipod mini 1st generation but i cant access disk mode or diagnostic mode . i've tried fat32 and Fat but every time i turn it on it goes to that infamous folder and url screen and when i use key combinations in order to put it into disk mode while restarts it frizzes on apple logo! even i've waited about an hour nothing comes up still

any helpful response will be appreciated !