![]() If you are installing a new hard drive, we have an OS X install guide to get you up and running. If desired, transfer the pull tab over to your new hard drive. Transfer the hard drive retaining posts to your new hard drive. The SATA cable is the weak link, one of many reasons Apple went to the PCI-e and soldered-in storage. Remove the four 6.0 mm T6 Torx hard drive retaining posts from the sides of the hard drive. They can be damaged quite easily if the unit is mishandled during assembly or re-assembly. This type of cable can experience cracks in traces due to aging, heat, vibration, impact and abrasion. Tag: best macbook pro ssd, best ssd for macbook pro, macbook pro ssd Photo by Patrick Lindenberg on Unsplash No matter how much of an Apple fan or fanatic you are, you just have to accept that their products are quite pricey, with even nominal upgrades costing annoyingly high sums of money. Those SATA cables are actually not cables but flexible circuit boards, usually mylar, with printed circuit traces taking the place of wires. As it cools down, electrical contact may once again be restored. Best SSD Upgrade for MacBook Pro: 5 Great Choices Crucial MX500. ![]() As a unit heats up, it expands, and as it expands, the crack widens, eventually forcing a complete electrical separation to exist on both sides of the crack, hence a failure. In the case of an intermittent generic failure, the electrical continuity of a cracked trace on both sides of the crack is very often a function of the temperature of the unit at the point where the crack exists. ![]() ![]() It is however no mystery why old cables fail when switching from HDD to SSD. Agreed, a new SATA cable is a nominal expense and highly recommended. ![]()
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