how to sync 580EX flash

[72kai]

Hi
I got a problem to sync my 580EX flash.
the was delay 2sec after the master was fire, can any give me some tips

Thanks

[Octarine]

Maybe you want to spend a few more minutes to sort out your mind and give us a comprehensive description of your situation and intention? We don't even know your camera and the way you trigger your flash ...

[eleveninth]

sounds like he's probably using on board flash to trigger ( maybe 7D ). I'm guessing