BIOS dump for an eMachines E640G laptop, configuration code P342G50MNKS, on a Compal LA-5911P mainboard, compressed into a 1.04 MB RAR. The LA-xxxxP pattern is Compal's board numbering, and that ODM built many eMachines, Acer and Packard Bell models. Technicians flash such an image onto the SPI BIOS chip with an external programmer to recover a dead or bricked board. Verify the LA-5911P marking on the PCB, back up the existing chip, and make sure the file size matches its 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 (5)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 4 Feb 2021 | Open file on RM Schematics |
| @laptexlaptopbios | 5 Feb 2021 | Open file on RM Schematics |
| @pepeelectronica | 21 Apr 2022 | Open file on RM Schematics |
| @skclappybios | 10 Apr 2024 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | 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 →