Look at this! No more question mark on my Macbook Pro A1278!!! It’s working again! If you have a Macbook Pro A1278 model, and if it is showing a questions mark at startup, try to replace the HDD cable. Place the cable in it’s place, and put all the screws back. It is glued, but don’t worry, just remove it with a tweezer, and then replace it with the new one. Remove the existing flex cable from the component.
#Mac restart folder with question mark install
Let’s install the new HDD data cableįrom the small black component that was removed early, disconnect the yellow flex cable. Remove two more screws in above pictures, and you are done. A folder with question mark On startup in my mac a folder with question mark is appear. Use Disk Utility to repair your startup disk. On notebook computers that have Touch ID, press and hold Touch ID. Hard drive is now free, but we are not done yet! We have more screws to remove!įirst of all, disconnect the HDD data cable connector from the Macbook Pro A1278 logic board.ĭisconnect the female data cable connector from the hard drive. Press and hold the power button on your Mac for up to 10 seconds, until your Mac turns off. Let’s replace the HDD cable with a new one The hard drive is located in the bottom left. Here we see DVD drive, hard drive, logic board, cooling fan, memory, and battery.
Here is the new data cable that connects your Macbook hard disk and motherboard.įlip over your Macbook Pro A1278, and remove all the visible screws from the back cover, then just open up bottom cover. Typically, this caused by a failed HDD data cable. Here is the Apple Macbook Pro A1278 model! For some reason, Macbook Pro that were manufactured at this time, are well known to have this questions mark problem. Let’s replace the HDD data cable on Macbook Pro A1278 Let’s do it yourself and save some money today! Step 1: As your screen is stuck on the mac folder with question mark, press and hold the power button. Today, we have replaced the data cable of Macbook Pro A1278 model. Fix 1: Repair the startup disk with macOS Utilities. Also, after a repair, the problem comes back… The reason is the data cable between the motherboard and the hard drive. There are hundreds of Macbook Pro A1278 owners with this problem. After a research on Google, we have noticed that this is very common issue on Macbook Pro A1278. This article is about a specific Apple Macbook Pro A1278. Macbook Pro Question Mark Problem at Startup – Macbook Pro A1278 Repair – March 24, 2017ĭo you see a question mark with a folder at Macbook Pro startup? This display means that your Macbook Pro cannot find the operating system from your hard drive or other storage (like SSD) This problem caused by a damaged hard drive, damaged operating system, or by a damaged hard drive data cable which connects the motherboard and the hard drive.
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