Hi, I have the same problem, the same symptomps like ecusal25.
I my case I unpluged the BB after 35-45 minutes of repeated reboots. How I read here, the only way how to repair the nuked BB 8700 is wipe it with Jloader and be very very patient with it? I tried it for a lot of times.....
How is the chance to repair it? Or it is dead forever?
I am missig my