Apple iMac A1418 820-01069 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | iMac A1418 |
| Board number | 820-01069 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 3.7 MB |
| BIOS chip size | 8 MB |
| Marks | tested by uploader |
| Added | December 24, 2023 |
| Updated | |
| Original file name | IMAC A1418 820-01069-B W25Q64FV TESTED OK.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
IMAC A1418 820-01069-B W25Q64FV TESTED OK BIOS dump for the Apple iMac A1418, board number 820-01069, with the revision B mark in the original file name. The dump is for an 8 MB SPI flash and is marked as tested by the uploader, though that claim has not been checked by us. Technicians use a dump like this to reprogram the flash chip with a programmer after BIOS corruption or a failed update. Confirm that the board number and revision match your board, and back up the original chip contents before writing anything.
Description generated from the catalog data. ·
Related files
Browse more
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 iMac A1418 820-01069. 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.