just 2 days ago....  everything on my sling pro was working fine...   componet input for my cable box and a composite input for my security cams....    but as of 2 days ago...  my cameras stopped working...   checked the camera output on a monitor....  works fine !!   but cannot seem to get them into the sling in composite !!!??    also s video and tuner not working ???   just the component input ???

this happened before I installed the latest firmware option ???

 any ideas????