BIOS dump for a Dell laptop motherboard numbered 14056-1, a Wistron-style board number, marked as working. The image is 16.0 MB, which corresponds to a 128 Mbit SPI flash chip. Technicians write such a file with a programmer like a CH341A when a board fails to post or shows a corrupted firmware. Confirm the 14056-1 marking printed on the PCB first, read and save the original chip contents as a backup, and make sure the target flash capacity matches the 16 MB image before writing anything.
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 @schematiclaptopramkushwaha. Enginerys does not host this file.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →