Apple A1278 820-2936 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A1278 |
| Board number | 820-2936 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | ZIP |
| Size | 4 MB |
| Added | December 24, 2022 |
| Updated | |
| Original file name | APPLE A1278 (820-2936-B) BIOS.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
APPLE A1278 (820-2936-B) BIOS BIOS dump for the Apple A1278 laptop, board number 820-2936 with revision B, supplied as a ZIP archive of about 4 MB. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted firmware image or a failed update. Before flashing, confirm that the board number and revision on your logic board match the file, and save a backup of the original chip contents so you can restore it if needed.
For board 820-2936 the catalog also has 6 schematics and 15 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 A1278 820-2936. 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.