Firmware image named 19EN33S-B, which matches the LG 19EN33S monitor model designation, supplied in a 135 KB rar archive. The name gives no chip type, board number or version, so inspect the archive contents before using it. Dumps of this size usually go into the scaler flash or EEPROM on the monitor main board and fix symptoms such as no picture, a blinking power LED or a looping logo. Read and keep the original chip contents with your programmer, and confirm the capacity before writing.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →