on my Mac 10.6 (MacBook Pro Late 2009) master volume control for both Line-In built and for external USB Microphone is disabled (grayed out) Nobody really wanted to help what is the reason and how ...
My friend is having a problem with an iPhone 4 (not yet updated to iOS 5). Most apps and the ring tone will make noise via headphones but not via speaker. iTunes and at least one other app will play ...
Sound isn't playing on startup or any other time. I'm not seeing the red glow from the headphone jack that I've seen mentioned in certain cases of this failure. Though I have noticed an awful lot ...