Confusing, as it is a speaker, not a mic. Before servicing, I would play a song in iPod mode to verify the speaker is dead. The problem may be a volume or balance setting in phone mode. Sent from my iPhone On Sep 8, 2011, at 9:22 PM, Terry Genereaux <terrygenereaux@xxxxxxxxxx> wrote: > Hi > > My wife's iPhone 4 Mic on the bottom is not working (I know this is a good > thing if she calls me). She has to use it on speaker as this uses the mic on > the top. Has anyone had this or heard of this. > > Thank You > > Terry Genereaux > terrygenereaux@xxxxxxxxxx > > Macbook Pro OS 10.7 ~ 2.4g ~ 500g HD ~ >