BIOS EFI firmware chip A1312 Apple iMac 27" i5 2.8G MC511LL/A EMC 2390 Mid 2010,A1312 Apple iMac 27" i5 2.8G MC511LL/A EMC 2390 Mid 2010 BIOS EFI firmware chip, BIOS EFI firmware chip:A1312Apple iMac 27"i5 2,8GHZ MC511LL/A, This chip has to be soldered on board, (1) to fix a corrupt (bricked) EFI firmware bios chip, (2) to remove EFI firmware pass-word (i t will NOT remove the OS pass-word),EMC 2390 MID 2010.BIOS EFI firmware chip A1312 Apple iMac 27" i5 2.8G MC511LL/A EMC 2390 Mid 2010.

BIOS EFI firmware chip A1312 Apple iMac 27" i5 2.8G MC511LL/A EMC 2390 Mid 2010

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BIOS EFI firmware chip A1312 Apple iMac 27" i5 2.8G MC511LL/A EMC 2390 Mid 2010
BIOS EFI firmware chip:A1312Apple iMac 27"i5 2,8GHZ MC511LL/A, This chip has to be soldered on board, (1) to fix a corrupt (bricked) EFI firmware bios chip, (2) to remove EFI firmware pass-word (i t will NOT remove the OS pass-word),EMC 2390 MID 2010.