Apple A1466 820-3437 BIOS (clean ME)
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A1466 |
| Board number | 820-3437 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | ZIP |
| Size | 4.2 MB |
| Marks | clean ME, tested by uploader |
| Added | June 25, 2024 |
| Updated | |
| Original file name | EMC 3178 A1466 2017 820-3437-B Clear Me. TESTED OK.zip |
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
EMC 3178 A1466 2017 820-3437-B Clear Me. TESTED OK This is a BIOS dump for the Apple A1466 laptop, board number 820-3437, supplied as a ZIP archive of about 4.2 MB. The file has a cleaned Intel ME region and is marked as tested by the uploader, though that mark has not been independently verified. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after corruption or a failed update. Before flashing, confirm that the board number and revision on your board match the file, and save the original chip contents as a backup.
For board 820-3437 the catalog also has 1 schematic, 6 boardview files, and 9 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: Apple A1466 820-3437. 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.