BIOS archive for the eMachines G640, platform JE70-DN, on Wistron motherboard 09929-1, distributed as an 884 KB ZIP. eMachines belonged to the Acer group, and Wistron built many of its JE-series boards. The image is used to recover a laptop that powers on without display after a bad update or chip corruption. Confirm the board number on the PCB, read and save the existing flash contents with an SPI programmer, and verify that the image size matches the chip 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 .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 →