Check your RS232 driver installation, or try a different USB port.
Click 'Browse' and select the companion gx6605s_new_boot.bin file. Port: Choose your active COM port (identified in Step 1). Mode: SerialDown Section: All
While the interface is functional, the process is technical. It requires a specific hardware setup (RS232 to 3.5mm jack or DB9) and manual configuration of the loader's COM ports. Once connected, the loader is efficient at pushing original or modified software to the receiver.
You can download the GX6605S loader v1.031 with a new boot from the link provided below: [insert download link]