A DB9-to-mini-jack or DB9-to-DB9 cable (depending on your specific Prefix model's port) to connect the receiver to your PC. 2. Step-by-Step Installation Guide
To update or recover your receivers (which use the GX6605S chipset), you need a specific RS232 loader tool and the correct firmware (dump) file. 1. Necessary Tools & Files A DB9-to-mini-jack or DB9-to-DB9 cable (depending on your
This usually means the COM port is wrong or the RS232 cable is loose. A DB9-to-mini-jack or DB9-to-DB9 cable (depending on your