Firmware dump for the HP Pavilion dv4 on Compal board NAL70, LA-4106P revision 1.0, 1.81 MB as a RAR archive. NAL70 is the Compal project code and LA-4106P the board number, both following Compal's naming used for many HP notebooks. Technicians write such an image to the BIOS or EC flash with a programmer to fix no-power or no-display faults caused by corrupted firmware. Check the archive for multiple images, compare the PCB revision, and save the original chip first.
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 →