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Old 01-06-2011, 01:20 AM
Holly73 Holly73 is offline
Join Date: Dec 2005
Location: Ulm, Germany
Posts: 522
Default Re: No sound out of my monitors or headphones

With an Mbox connected you need to set the playback engine to "Mbox", not "PT Aggregate I/O".
 MBPr 15" (Mid 2015) i7, PT12.4, Studio One 3, UA Apollo Quad Firewire
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