2025 11 10 (2)

No Power on iMac​‍‌

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Device: iMac 27-inch (Retina 5K)
Model No: A2116
Release Year: 2019

Common Issue: There is no sign of life in iMac. No fan , No power light even after the power
source is connected.

Reasons for the Issue:
1) Power supply unit failure
2) Logic board short circuit
3) Bad TCON or backlight board
4) GPU / RAM solder crack
5) Liquid damage on power rails


Our Technicians at Mac Tech Service are accustomed to reviving dead iMacs on a daily basis.
We employ DC power testers and micro-soldering to get the job done. Full data recovery is also
available as part of our services. Each iMac goes through a 48hr stress test.


Professional Services We Provide:
1) PSU replacement & testing
2) Logic board repair
3) GPU reflow / reball
4) Full data backup
5) Complete power cycle test

iMac, No power, Dallas, Dead iMac Repair, Watauga, Mac Tech Service, Power supply problem