What may have been the case is that something else moved a bit or that you have had water damage and there are corroded contacts.Three: a dead disk is no exception, it is a HDD and in there already 5 years.Start in the recovery mode, open DiskUtility, run First Aid button several times when you see the disk. There is also a ribbon cable on the other side that often needs replacement MacBook Pro 13" Unibody (Early 2011-Mid 2012) Airport/Bluetooth Cable.Follow this guide: MacBook Pro 13" Unibody Mid 2012 AirPort/Bluetooth Cable Replacement to replace it. He said that the corruption was probably due to multiple power offs while boot.
Macbook Pro 13 Mid-2012 Upgrades. Cheers.Then I experienced the barcode-like glitch + freeze + reboot. Each of the four versions of the mid-2012 MacBook Pro has a different amount of storage space: 13-inch i5 model: This model comes with 500GB of storage on its hard drive. ( SSD and Memory ) I bought my Macbook Pro 13 Mid-2012 edition for $500 ( slightly used / Like NEW condition from Amazon.com ).
No avail.
MacBook Pro (13-inch, 2016, Four Thunderbolt 3 ports) MacBook Pro (13-inch, 2016, Two Thunderbolt 3 ports) MacBook Pro (Retina, 15-inch, Mid 2015) Review this guide MacBook Pro 13" Unibody Mid 2012 AirPort/Bluetooth Board Replacement Jump down to Step 9 are these cables present?. The startup chime rang fine, I've tried resetting the PRAM and SMC; it was weird, after all. Was quite startled. I guess Samsung 860 pro is the best option. MacBook Pro (Mid 2012 or newer) Mac mini (Late 2012 or newer) iMac (Late 2012 or newer) iMac Pro (all models) Mac Pro (Late 2013, plus mid-2010 and mid-2012 … Which meant, the laptop could not find a bootable hard-disk.
I found my laptop warm in my bag when it would've been sleeping for a while.I read this thread, decided it was a good idea to do what was suggested, taped some coins covered with electrical tape, stuck them in there. This seemed like a different problem.this often is because the battery is dead or dying and in the process of swelling:have the battery replaced by an Apple Authorized service center (15 minutes).And then the diagonal-line-through-circle popped up. What could have been the problem? The MacBook Pro "Core i7" 2.9 13-Inch (Mid-2012/USB 3.0) features a 22 nm "Ivy Bridge" 2.9 GHz Intel "Core i7" processor (3520M), with two independent processor "cores" on a single silicon chip, a 4 MB shared level 3 cache, 8 GB of 1600 MHz DDR3L SDRAM … Along with just about every recently released laptop hitting the market, the mid-2012 MacBook Pro steps up to Ivy Bridge. I upgraded it with 16gb. All models, including our entry-level unit with a … I'm writing this thread on my laptop after all. I am a first-year in uni so I don't really have the financial means to fix anything even if I do visit- so I'm kind of piecing things together, hoping they work.A swollen battery can do damage, a leaking battery is disaster.then on the right side read "HealthInformation:"If you see the disk in the list (3 partitions: EFi, Recovery, Core), there may be saved something.MacBook Pro (13-inch Mid 2012), iOS 11.0.2, nullThank you so much for reading a rant-y question-y thread, and hope you guys have a great weekend. After doing so, my three beeps stopped and the laptop tried to boot.However, every time it tried to boot, it would just shut down (without any noise- it would quietly power off) halfway through boot. I`m using a macbook pro mid 2012 to make and perform music in Norway, using Logic pro x, and Main Stage 3, and now need more space for sound files from Logic pro and Main Stage.