BIOS dump for an Acer laptop built on the Compal LA-B511P motherboard, revision 1.0, with Z5W1M as the platform code. The rar archive is around 2.7 MB and holds the image intended for the main SPI flash. Technicians use it to recover a notebook that powers on without picture, stays in a reboot loop or failed during a firmware update. Compal boards carry the LA-xxxxP number on the PCB, so match it and the revision first, save the original contents, and verify the image fits 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 (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 26 Feb 2018 | Open file on RM Schematics |
| @biositechyangiyer | 19 May 2020 | Open file on RM Schematics |
| @one5technology | 10 Nov 2020 | Open file on RM Schematics |
| @biosdumpcomputer | 25 May 2022 | 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 →