Apple A2159 820-01598 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A2159 |
| Board number | 820-01598 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 2.3 MB |
| Added | January 10, 2022 |
| Updated | |
| Original file name | A2159 (820-01598-A) AT25SL321 C02Z5A0JL40Y.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
BIOS dump for the Apple A2159 laptop, board number 820-01598, supplied as a RAR archive of about 2.3 MB. The original file name references the AT25SL321 flash chip, which is the part a technician would need to match when reading and writing with a programmer. Dumps like this are used to reprogram the SPI flash after BIOS corruption or a failed update. Confirm that the board number and revision on your logic board match 820-01598 before flashing, and back up the existing chip contents first so you can recover if something goes wrong.
The catalog also lists 6 schematics and 6 boardview files for board 820-01598.
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 A2159 820-01598. 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.