Possible Duplicate: Can I get sound out of both iMac and attached Thunderbolt Display? I have a macbook pro 2009 model, and a 24' apple cinema display. When the USB is connected the audio ...
I have a Cinema Display attached to my MacBook Pro via DisplayLink/Thunderbolt. If I also have a headphone cable plugged into my MacBook Pro, all audio output gets routed to the headphones. If I try ...
I connected my new Cinema Display to my MacBook Pro and the audio output device shows "LED Cinema Display" in Sound Preferences, and the volume controls work, but no sound is output. I tried ...