Hopefully your receiver isn't completely dead...if your box shows "----" on the front panel, luckily you can fix it by using your NULL Cable that came with the receiver, loader2, and a viewsat factory file
Just use this guide...
http://www.abadss.com/forum/306-viewsat-ultra-help/11854-step-step-flashing-instructions-ultra.html
Hope this helps and hopefully your ultra isn't completely dead