: A well-known repository for TV firmware and EMMC dumps. You can search their Firmware Collection for "HV510.PC822".
: Another major source for bin files and EMMC backups. Check their JVC Section for the LT-55N775 model. : A well-known repository for TV firmware and EMMC dumps
: TP.HV510.PC822 (Universal 4K Network TV Driver Board). Resolution : 3840x2160 (Ultra HD). : A well-known repository for TV firmware and EMMC dumps
: A highly reliable Russian-language repair forum that often has exact EMMC dumps (registration and a technical test are usually required to download). Key Technical Details : A well-known repository for TV firmware and EMMC dumps
This is a professional-grade EMMC backup. Flashing this requires an or UFPI programmer. Ensure all parts of the rar archive (part01 through part08) are downloaded into the same folder before extracting to avoid "corrupt volume" errors.