.Neo, on 25 June 2012 - 16:12, said:
You should have quick jingle in (U)EFI Mac-style meaning your hardware is "OK", like some other manufacturers already do. After that it isn't really required for a second one from Windows.

This is a terrible idea. I absolutely hate that on my MacBook. At least on my old LC I could stick something in the headphone jack to silence it, but there's absolutely no way around it now.