Boot the Receiver again with the original Bootloader. Now you can flash every original Software over USBRS2. Appendix you will find u boot ELF Fileand u boot. SF1. 00. 8 u boot2. SF1. 01. 8 u boot. STi. 71. 00 CPU. It works great on STi. STi. 71. 01 STi. But for STi. STi. AAF Recovery Toolsby Ending with Hyperterminal Command reset look upAnd you find the newest HDF Flasher. V2. 5. 4 for SF1. SF1. 00. 8SEMy Posting and Files you find it on Page 1. Best reagards. Luck.