HCL laptop firmware for the U24 model with Core 2 Duo, labelled HBM and noted as the version without GPS, archived as a 694 KB RAR. The meaning of HBM is not stated in the name, and the GPS note shows variants with and without a GPS module exist, so pick the matching one. Use the extracted image to reprogram the BIOS chip with a programmer. Back up the current chip, confirm the configuration, 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 @biosarchive. 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 →