Connect your receiver to your PC using the RS232 cable. Keep the receiver powered off Configuration: Open the GX Downloader tool on your PC. Select the correct (usually COM1 or COM3). to "Serialdown" and the Loading Firmware: button and select your downloaded firmware file. button in the downloader. The Flash Process:
Supports Serialdown (flashing firmware), Serialup (backing up current firmware), and Erase (clearing corrupted flash sectors). gx downloader boot v1 040 download patched
The transfer should begin automatically and typically takes about . Connect your receiver to your PC using the RS232 cable
If you flash a firmware file intended for a different hardware revision—even if it uses the same GX chip—you risk by corrupting the front panel controls or power regulation profiles. Serialup (backing up current firmware)