Dell OptiPlex 990 BIOS (2 MB)
File details
| Type | BIOS |
|---|---|
| Brand | Dell |
| Model | OptiPlex 990 |
| Device | Desktop motherboard |
| Format | RAR |
| Size | 0.2 MB |
| BIOS chip size | 2 MB |
| Added | March 13, 2025 |
| Updated | |
| Original file name | DELL OPTIPLEX 990 E93839 KAO120 25Q16 2MB BIOS.rar |
Where to get the file
Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.
Alternative links
No other copies are known yet.
Description
DELL OPTIPLEX 990 E93839 KAO120 25Q16 2MB BIOS BIOS dump for the Dell OptiPlex 990 desktop motherboard, provided for a 2 MB SPI flash chip and packed as a RAR archive of about 0.2 MB. The file name also lists E93839 and KAO120, which look like board references, so compare them against the markings on your own board before using the dump. A dump like this is written to the flash chip with a programmer, typically after a corrupted BIOS or a failed update. Back up the original chip contents first, and confirm that the board number and revision match before flashing.
For the Dell OptiPlex 990 the catalog also has 1 schematic and 3 BIOS dumps.
Description generated from the catalog data. ·
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Questions about this file
How do I flash this BIOS dump?
Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.
Will this BIOS work on my board?
Only if the board number and revision match: Dell OptiPlex 990. Dumps from a different board or revision can leave the board dead.
What does “clean ME” mean?
The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.