Mic icon on notification bar

[Midiman]

There's an icon for a microphone on my notification bar on my lock screen. As soon as I swipe to unlock, it goes away. I'm not rooted and running stock 4.2.2 on AT&T with MF3 firmware. Anyone know what it is? I'm somehow uncomfortable with a mic that thinks it's 'live" the entire time my phone is off... or locked. I initially suspected it might be part of some voice recognition unlock feature... but I thought I had turned every piece of idiocy off on this phone.

 

[allanlaw]

You have "Wake up in lock screen" enabled. Settings>My device>Lock screen>Wake up in lock screen. Delete check mark, bye bye mic icon.

 

[Midiman]

Most excellent. Thank you. So... what does "wake up in...' mode do. I unchecked it, the mic is gone... and it still "wakes up" ie: I turn it on), in lockscreen mode...

 

[allanlaw]

So... what does "wake up in...' mode do.

The phone will wake up if you yell secret words (user selectable) at it. Give it a try.

 

[jumpjack]

I add the italian version of the solution:

Se nella barra di stato compare l'icona di un microfono quando il cellulare è bloccato, significa che è attivo lo "sblocco vocale"; per disattivarlo:
impostazioni -> dispositivo -> schermata di blocco -> Riattivazione con lo sbl...