BIOS package for a C850 platform, listing the codes PLF, PLR, CSF and CSR and revision 2.0, stored in a 5.60 MB rar. These suffixes likely refer to board variants sharing one design, but the name does not explain them and no brand is stated. Before programming the SPI chip, verify that the revision and board marking on the PCB match. Back up the existing contents with a programmer, and check the image length against the chip 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 @biosarchive. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 9 Feb 2022 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 20 Apr 2023 | Open file on RM Schematics |
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 →