A: The receiver is not entering its ROM boot mode. This is almost always due to the cable being wired incorrectly or the power-on sequence being out of order. Ensure the receiver is completely off when you click "Start," and only power it on after the message appears.
Unplug the receiver's power cord, click Start first, then plug the power cord back in quickly. COM Port is either wrong or occupied by another software. gxdownloader boot v1032 gx6605s fixed
The GX6605S device has been known to experience boot issues when using older versions of GXDownloader. Users have reported difficulties in flashing firmware, with the device failing to boot or getting stuck in a boot loop. These issues have been attributed to bugs in the GXDownloader software, which have now been addressed in the latest version, v1.0.32. A: The receiver is not entering its ROM boot mode