Firmware archive labelled K52JR, board revision 2.3, which matches the ASUS K52JR laptop family, although the name does not state the brand. The extra _2 suffix may mark a second variant of the dump. It is meant for reflashing the BIOS chip with an external programmer when the machine fails to boot. Confirm that the revision printed on the motherboard reads 2.3. Back up whatever the chip currently holds. Check that the 1.8 MB archive yields an image matching the flash capacity before you write it.
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 | 4 Feb 2018 | Open file on RM Schematics |
| @biositechyangiyer | 19 May 2020 | Open file on RM Schematics |
| @biosdumpcomputer | 26 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 →