DM4I5

BIOS .bin 4.00 MB Shared

Second copy of the DM4I5 firmware image, 4.00 MB in raw .bin format, with the (2) distinguishing it from the identically named file. Nothing about board number, chipset or BIOS version is included in the name. Its size fits a 32 Mbit SPI flash, readable and writable with common programmers such as the CH341A using suitable software. Compare checksums of both copies to rule out a bad read, back up the current chip, and verify the motherboard number before using it in a repair.

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 @biosfilebins. Enginerys does not host this file.

How to open a .bin file

A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.

CH341A + NeoProgrammer / AsProgrammerflashromRT809F / RT809HTL866II / T48UEFITool (to inspect)HxD (hex editor)

More about .bin files

Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →

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    BIOS · 4.00 MB · 12 Oct 2025
    BIOS bin
    —
    4.00 MB