first what version xbox do you have that whould help greatly 2nd did you drop your hard drive when it says it can't read the first boot sector that 9 times out of 10 means thatr your hard drive has gone to sh*t...oh and 3rd you only need to star one topic to get help so far i see that you have posted like 4 new topics all saying the same thing. iknow that you are hanging in the balance right now wanting your chip to work but we don't need 3 extra posts saying the same thing