With the receiver off (back) plug into PC using a NULL MODEM CABLE.
Turn on receiver & follow these instructions.
A) With a NULL MODEM CABLE flash using Ariza 7xx loader v4.03 radio app only and download the (ex.AA1-272 for the 700 or AA2-272 for the 750) bin. Wait until it says download completed. Turn off at the back and remove.
^ is that how you do it? can some one detail the specifics more and where can i get a null modem cable and what does it look like