Apple A1502 820-4924 BIOS (clean ME)
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A1502 |
| Board number | 820-4924 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | ZIP |
| Size | 4.5 MB |
| Marks | clean ME |
| Added | April 22, 2018 |
| Updated | |
| Original file name | Apple A1502 820-4924-09 -BIOS Clear me.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
BIOS dump for the Apple A1502 laptop, board number 820-4924, with the file named Apple A1502 820-4924-09 -BIOS Clear me.zip. The dump is marked as a clean ME version, meaning the Intel Management Engine region has been reset. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after corruption or a failed update. Before writing anything, confirm that the board number and revision match your machine, and save a backup of the original chip contents.
For board 820-4924 the catalog also has 4 schematics, 4 boardview files, and 4 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 A1502 820-4924. 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.