Macbook 14 inch 2021 A2442 screen replacement

Hey,

I bought a screen from ebay for my Macbook, but I was worried after reading a few articles that state that the screen will have a blurry top banner, due to the calibration not being right or something. And that only Apple can fix the calibration if they replace the screen. How true is this? Because I want to get mine replaced but Im not sure anymore.

MacBook Pro 13″, macOS 12.0

Posted on Feb 6, 2024 11:51 AM

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Posted on Jun 12, 2024 10:12 PM

There are two IC's on the LCD control board of the A2442 and A2485 LCD's and they are paired to the logic board that they left the factory with. Therefore if you fit an aftermarket, or even genuine LCD panel only. you will get these artifacts at the top of the LCD, either side of the camera notch. Only Apple has the calibration software to correct this (re-pair the logic board to the new panel) but they refuse to share the software or recalibrate any other LCD ( either complete assembly or panel only) This artifact situation will occur even if you swap one LCD assembly from one Macbook to another for these models. This effectively ties you to buying a very expensive LCD from Apple OR going to third party repair and they can swap these two IC's from the original broken screen to a new panel (even aftermarket) and this will circumvent any calibration because it is incorporated into these two IC's. I do not expect my post to stay up because censorship of the truth is rife in this forum. Just watch and see.

14 replies
Question marked as Top-ranking reply

Jun 12, 2024 10:12 PM in response to DaSuperSam

There are two IC's on the LCD control board of the A2442 and A2485 LCD's and they are paired to the logic board that they left the factory with. Therefore if you fit an aftermarket, or even genuine LCD panel only. you will get these artifacts at the top of the LCD, either side of the camera notch. Only Apple has the calibration software to correct this (re-pair the logic board to the new panel) but they refuse to share the software or recalibrate any other LCD ( either complete assembly or panel only) This artifact situation will occur even if you swap one LCD assembly from one Macbook to another for these models. This effectively ties you to buying a very expensive LCD from Apple OR going to third party repair and they can swap these two IC's from the original broken screen to a new panel (even aftermarket) and this will circumvent any calibration because it is incorporated into these two IC's. I do not expect my post to stay up because censorship of the truth is rife in this forum. Just watch and see.

Feb 6, 2024 12:46 PM in response to Scrappycoco1

I understand, but literally everybody claims what they're selling is an OEM part. Apple does not sell parts to the general public outside of their Self Service Repair program, so even if it is a genuine item it may have been rejected by Apple for any number of reasons. It may have been improperly stored, transported, damaged, stolen... etc.


I suppose you can try it if you want to, unless of course the seller has some kind of stipulation preventing you from doing that. If it doesn't work, then back it goes.

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Macbook 14 inch 2021 A2442 screen replacement

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