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Why is the hard drive on my MacBook not recognized?
The hard drive is not recognized at boot up, so I get the famous question mark. I tried to connect another hard disk and got the same error message. So I guess the problem comes from the logic board? When I try to access it from the external bootable drive using Disk Utility I can’t see it either.
What to do when external hard drive does not show up on Mac?
Disk Utility often becomes the ultimate fix for a lot of Mac problems, including those related to external drives. It can help to access and repair some disk issues by checking partition Macs and performing additional checks across the system. Click on the volume for a menu to appear.
Is there an internal hard drive on my MacBook Pro?
Disk utility also still shows no internal hard drive. Ran Apple Hardware Test (Hold R on startup) – This showed a passing ADP000 reference code The next time I was in disk utility, I could finally see the internal hard drive. I verified it, ran repair, and choose it as the Startup Disk. Rebooted, and it was running good.
What to do if your hard drive is not recognizing your OS?
It only makes good contact with some HDDs. the fix! is simple. put 2 lines of masking tape on top of the DATA side of the HDD connector, then plug in the ribbon cable and turn on the machine. you will get the apple sign if the HDD has OS on it if its empty boot from cd and check on disk utillity.
What do I need to boot a new MacBook Pro?
You need to create a boot installer disk to setup a new disk as an internal boot disk for a Mac. You will need a running Mac system and a blank USB Thumb drive (at least 8GB in size). As long as you have that, here are the basics: Download the OS X installer from the Mac App Store.
Why is my internal hard drive not recognized?
Showed up as having one small partition when installed internally – doesn’t seem to cause any problems when connected externally. Have reformatted the disk as MacOS extended journaled, 1 partition – disk now recognised. Cost me £20 for the cable and a lot of wasted time reinstalling the system all over again etc etc.