Mackie MR5 MR5 Reference Monitor "mbox working" Questions

...working. Running through Mbox2 mini to Pro Tools 8. I have tried everything I can think of. The cables are good, the mbox is fine, and everything in Pro Tools looks fine. Is this monitor blown? This ...

...alot lately and its somewhere around 7 years old or so. When I run cables from the audio out to my mbox I get this ''static'' sound that comes off and on when recording. I dont really know how to ...