I'm try to record my voice via the headphone on a Mac Mini, but it's not working. I saw on Apple's site that the Mac Mini can record voice, but it doesn't seem to be working for me. Here is a hardware overview: Model Name: Mac Mini Model Identifier: Macmini3,1 Processor Name: Intel Core 2 Duo Processor Speed: 2.26 GHz Number Of Processors: 1 Total Number Of Cores: 2 L2 Cache: 3 MB Memory: 4 GB Audio: Make: Intel High Definition Audio Audio ID: 65 Headphone connection: Combination Output Line Input connection: Combination Input Speaker connection: Internal S/PDIF Optical Digital Audio Output connection: Combination Output S/PDIF Optical Digital Audio Input connection: Combination Input Any ideas how I can successfully get recording working?