Please help me my desktop has no volume and I can't get it out of the mute how can I fix this
Make sure you don't have anything plugged into the audio port on your mac and that there is nothing stuck inside like a headphone plug or staple.
Reset the SMC and then test: http://support.apple.com/kb/HT3964
Reset the PRAM and then test: http://docs.info.apple.com/article.html?path=Mac/10.6/en/26871.html
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