I wasn’t expecting to be buying the 16-inch MacBook Pro this year. To me, it seemed too small an upgrade to justify replacing a three-year-old machine, so I’d planned to stick to my usual 4-5 year upgrade cycle for Macs.
That was before experiencing three separate failures in my 15-inch MacBook Pro:
- Butterfly keyboard issues (bouncing and unresponsive keys)
- Swollen battery
- Logic board fault
I did, incidentally, manage to deduce exactly what the logic board fault was…
Diagnosing the fault myself
I noticed that the machine never shutdown when running on power and connected to an external monitor. It did so when on battery power and then started doing so when on power but without an external monitor.
Read more at 9to5Mac.com

