: If you accidentally flashed the wrong resolution, you may need a CH341A Programmer to manually flash the EEPROM chip on the board with the correct dump file.
: Common codes for this board include Menu + 1147 or Input + 2580 . Download CV56XL 1920x1200 Firmware rar
: If the board doesn't start the update, try renaming the file to allupgrade_56_no_standby.bin or use a different USB drive. : If you accidentally flashed the wrong resolution,
boards will automatically detect the file. The standby light (usually red/blue) will start blinking rapidly. Download CV56XL 1920x1200 Firmware rar
: Use a small USB drive (8GB or 16GB is ideal). Format it to FAT32 .