A repair software package for Dell hardware. Shared as “Inspiron_Vostro_3420_3520_1.40.0.exe” — a .exe file, 116 MB.
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 @dtechbios. Enginerys does not host this file.
BIOS for Compal board LA-L947P revision 1.0, shared by the Dell Inspiron 15 3520 and the Vostro 3420 and 3520, with the 100% tag indicating the uploader considers it…
BIOS and firmware archive for the Dell Latitude 3420 and 3520, board 213093-1 with the Cyborg L14 MB designation, Tiger Lake platform, new PD variant, 72.1 MB RAR.