Tested BIOS dump for the Haier U1520EM laptop, a machine listed here under Clevo, provided as a 5.26 MB RAR archive. The name gives no board number, BIOS version or flash chip details, so inspect the extracted image and compare its size with the SPI chip on the board. Technicians use a dump like this to revive units that power on without video or are stuck in a boot loop, writing it with an external programmer. Save a backup of the existing chip before writing, and confirm the board matches the model.
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 | 2 Nov 2023 | Open file on RM Schematics |
| @generalbios | 3 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 →