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Discussion in 'macOS' started by komoornik, Aug 5, 2012.
Had to wipe PRAM and NVRAM and it turned on.
Device: MBA 2011 using Windows 7
I think the booting chime is the same as the volume level in OS X. If you mute the volume in OS X before it was erased, it might have disabled the boot "chime".
Yupp, that's what I did.
But i had to wipre PRAM and NVRAm becasue of the bluetooth problems and it came on.