: Wait approximately 3–5 minutes. The TV will either restart automatically or the light will stop flashing. Do not turn off the power during this process , as it can brick the board. 4. Advanced Recovery (EMMC)
If the USB method fails because the board is completely dead or "Read Time Out" occurs, you may need an to write the software directly to the EMMC chip via JTAG or ISP. This is a professional repair step and requires specific hardware. Download HV320 PB801 1920x1080 M90 part1 rar
: Use WinRAR or 7-Zip to extract the .rar file. Right-click "part1.rar" and select "Extract Here." : Wait approximately 3–5 minutes
: The indicator light (usually red/green) will start flashing rapidly. This means the software is being written to the EMMC. : Use WinRAR or 7-Zip to extract the
: Ensure the file name includes 1920x1080 and M90 to match your specific panel resolution and remote configuration. 2. Prepare the USB Drive