JTAG IPL
1. have an archive from attachment unpacked to the root of disk D:
2. when asked for MONAHAN driver, point to D:\TOOLS directory, this will install USB JTAG drivers
3. put your eboot.nb0 to D:\WIN_IMAGES directory
4. start MultiPortFlashDownloadTool.exe program
5. press ALT-O then C
6. press upper-left button and select D:\WIN_IMAGES directory
7. press upper-right button and Image3 to your eboot0.nb0
8. press lower-left button
9. press lower-left button on the main screen
the first green line should show 100% in 10-20 seconds
if so, then you have your IPL back and now can flash convert.bin in a ususal way
if no luck for 60 seconds or more, then disconnect battery and try all over again, try a better USB cable, a faster PC, a clean Windows

You can find more accurate information in the included .doc file, just use http://translate.google.com
If you nave any corrections, please contact me at denis1482@yandex.ru