Apple 820-2883 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Board number | 820-2883 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 1.6 MB |
| Added | September 3, 2020 |
| Updated | |
| Original file name | 820-2883-A.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
This is a BIOS dump for an Apple laptop with board number 820-2883, supplied as the archive 820-2883-A.rar (about 1.6 MB). Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer when the firmware is corrupted or an update has failed. Before flashing, confirm that the board number and revision on your logic board match the file, and read out and save the original chip contents as a backup.
The catalog also lists 1 BIOS dump for board 820-2883.
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 820-2883. 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.