BIOS package for the PLF-PLR-CSF-CSR DSC mainboard, revision 2.1, marked mod 9000. That board family code is used on several Acer notebooks, and DSC means the discrete-graphics version. The mod 9000 note suggests a modified image or a specific model target, so look inside before flashing. Use an SPI programmer for recovery, check that the PCB says DSC and REV 2.1, keep a backup of the original chip, and confirm the image size equals the flash capacity.
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 @afsbiosfree. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →