Firmware set for the Dell Latitude E5520, Intel platform with the KRUG 15 project name, UMA integrated graphics, board revision A01, containing both BIOS and EC images. The 2.39 MB RAR is meant for recovering boards with corrupted system firmware or a dead embedded controller. Program the BIOS SPI chip and the EC firmware separately with a suitable programmer. Read and keep the original contents before writing, and confirm the chip capacity matches each image so nothing is truncated.
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 →