Recently Horizon Hobby Service Department discovered a software issue in DX7 transmitters with HA002J, HR003J, HR004J, HR005J, HR006J, HR007J, HR008J or HR009J Product IDs (PIDs) and FCC ID: BRWDAMTX11.
The issue Service Center discovered affects ModelMatch for models 11–20 when binding and saving new models into memory.
Horizon Hobby has a software update to correct this issue. This software update can only be performed by Horizon Hobby's Service Department authorized Technicians.
If your DX7 has one of the following PIDs: HR003J, HR004J, HR005J, HR006J, HR007J, HR008J or HR009J and FCC ID BRWDAMTX11.