Plug your USB-to-TTL adapter into your PC (Windows 7/10/11 preferred). Open Device Manager. Under "Ports (COM & LPT)", note the COM port number (e.g., COM5 ). Set the adapter voltage jumper to (Never use 5V; it will fry the GX6605S).
The loader acts as a bridge between a PC and the satellite receiver, allowing for direct communication with the flash memory. loader gx6605s