BIOS image for the Lenovo IdeaPad Z585, labelled LZ3C, compressed to 1.32 MB in 7z. LZ3C looks like a Quanta project code, as Quanta boards for this series use the LZ3 family, but check it against the PCB. No revision or chip is listed. The dump is used to reprogram the SPI flash when the notebook will not POST or the firmware is corrupted. Read the original chip first and check the image size 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 @biosfiles. Enginerys does not host this file.
How to open a .7z file
High-ratio compressed archive, often used for large BIOS collections.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →