Download Hv320 Pb801 1920x1080 M90 Part1 Rar -

: Plug the drive into the TV's USB port (use the USB 2.0 port if labeled).

: After a successful update, you may need to enter the Service Menu (usually Menu + 1147 or Source + 2580 ) to adjust panel settings or mirror the image if it appears upside down.

: You should get a file named something like allupgrade_v320pb801_sos.bin . If the name is different, some technicians recommend renaming it to a standard update name recognized by the board. 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."

: The indicator light (usually red/green) will start flashing rapidly. This means the software is being written to the EMMC. : Plug the drive into the TV's USB port (use the USB 2

: 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)

: Ensure the file name includes 1920x1080 and M90 to match your specific panel resolution and remote configuration. 2. Prepare the USB Drive If the name is different, some technicians recommend

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.