Earlier this week, MacRumors obtained an internal document from Apple stating that Macs with the Apple T2 chip, including the iMac Pro and 2018 MacBook Pro, must pass Apple diagnostics for certain repairs to be completed.
The document states:
For Macs with the Apple T2 chip, the repair process is not complete for certain parts replacements until the AST 2 System Configuration suite has been run. Failure to perform this step will result in an inoperative system and an incomplete repair.
• For notebooks: Display assembly, logic board, top case, and Touch ID board • For desktops: Logic board and flash storage
Apple’s diagnostic software is [...]
Der T2-Chip in Macs soll die Sicherheit der Geräte erhöhen. Aber: Sie dienen auch dazu, die Geräte bei einer Fremdreparatur zu sperren. Macwelt News
Due to advanced security features of the Apple T2 chip, iMac Pro and 2018 MacBook Pro models must pass Apple diagnostics for certain repairs to be completed, according to an internal document from Apple obtained by MacRumors.
For the 2018 MacBook Pro, the requirement applies to repairs involving the display, logic board, Touch ID, and top case, which includes the keyboard, battery, trackpad, and speakers, according to the document. For the iMac Pro, the requirement only applies to logic board and flash storage repairs.
If any of these parts are repaired in an iMac Pro or 2018 MacBook Pro, and the Apple diagnostics are not run, this will result in an inoperative [...]
Apple has notified Genius Bars and Apple Authorized Service Providers that its inventory of displays for Late 2014 and Mid 2015 models of the 27-inch iMac with Retina 5K display is constrained until mid to late December, according to an internal service document obtained by MacRumors today.
As a result, if a customer with one of those iMac models requires a display repair due to accidental damage, Apple has instructed its service providers to offer a free repair if the customer is willing to wait until mid to late December.
If a customer is unable to wait, Apple will offer a functionally equivalent 2017 model 27-inch iMac with Retina 5K display to be paid for by [...]