BIOS and EC firmware for an HP laptop built on Quanta board DA0X3AMBAI0, revision I, labelled as fully working. Quanta's DA0 naming identifies the ODM even though the machine is sold as HP. Having both BIOS and EC images helps when a unit fails to power on or charge due to corrupted embedded controller code. Identify which file goes to which chip by size, back up the existing flash with a programmer and confirm the revision letter on the PCB matches I.
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 (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 6 Dec 2023 | Open file on RM Schematics |
| @generalbios | 17 Dec 2023 | Open file on RM Schematics |
| @generalbios | 14 Jul 2024 | 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 →