ZIP archive with BIOS firmware for the Dell Vostro 3400 configured with a Core i3 processor on the HM55 chipset. The 4.05 MB package should be extracted and checked to see whether it contains a complete SPI dump or a Dell update executable. A full dump can be programmed directly onto the flash chip to recover a non-booting board. Match the board number on the PCB, confirm the image size against the chip, and keep a copy of the original read, since service tag data lives in the flash.
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 .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →