Your 2017 iMac 27 inch A1419 is a solid machine, but even solid machines fail. At My Cell Repair in Santa Rosa, California, we provide Full Service Repair including SSD upgrades, logic board repair, power supply replacement, screen repair, and fan replacement. We also handle operating system reinstalls and data recovery. Bring your iMac to our Santa Rosa shop, and we will diagnose the issue and get you back up and running.