Kurzweil K2500 keyboard No audio or midi out

"[email protected] [KurzList]" <[email protected]>
Newsgroups gmane.music.equipment.kurzweil
Message-ID <[email protected]>
I have a K2500 keyboard and i'm getting no audio out to any of the outputs including the headphone output, it's also not transmitting midi to my MacBook.
 

 Any suggestions?
 

 Thanks
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