[spooky]

I Bet you heart is POUNDING...

Dont worry help is at hand... you shouldn't have blown it!

It sounds like you have used the wrong diagram or wired links in the wrong place, I came across the same problem a few years ago when the firstt 7502'a hit the shelves and the where loads of different diags to choose from. I'll email you the correct diag that i use and it work fine.