Firmware for the ASUS X550EP, listed for board revisions 1.1 and 2.0, modified so the soldered RAM is disabled and only slot memory is used. It serves as a workaround on boards with faulty onboard DRAM where reballing or replacement is not viable. The 1.58 MB ZIP archive contains the image to program directly into the SPI flash with an external programmer. Check which revision your PCB carries, read and save the original chip first, and test with a known-good SO-DIMM installed.
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 (16)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 26 Sept 2017 | Open file on RM Schematics |
| @abgm_manutencao_bios | 8 Aug 2019 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 6 Nov 2019 | Open file on RM Schematics |
| @laptexlaptopbios | 4 Feb 2022 | Open file on RM Schematics |
| @pepeelectronica | 21 Apr 2022 | Open file on RM Schematics |
| @pepeelectronica | 23 Apr 2022 | Open file on RM Schematics |
| @pepeelectronica | 24 Apr 2022 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 12 Nov 2022 | Open file on RM Schematics |
| @skclappybios | 25 Nov 2022 | Open file on RM Schematics |
| @skclappybios | 11 Jul 2023 | Open file on RM Schematics |
| @skclappybios | 8 Jun 2025 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 25 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 1 Aug 2026 | Open file on RM Schematics |
| @schematics_bios | 1 Aug 2026 | Open file on RM Schematics |
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →