The new Erom changed the video output default from HDMI to CVBS. Connect via composite (RCA) cables, boot to recovery, and reset display settings.
: Once the download hits 100%, click "Next" again to "burn" the flash memory. Do not turn off the power until the process is finished, or you may permanently damage the chip. Troubleshooting Common Issues Stb Erom Upgrade 2.1 0 Download
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