iMac Intel 21.5″ Retina 4K Display 2017
iMac Intel 21.5″ Retina 4K Display 2017 Logic Board Repair
Logic Board Repair for the iMac Intel 21.5″ Retina 4K Display 2017 at Apple Lab, Dhanmondi — how it works, what it costs and how long it takes.


iMac Intel 21.5″ Retina 4K Display 2017 logic board repair in Dhaka
Not turning on, boot loops, no image, no charging, no sound, or a device that dies at random — when the usual parts test fine, the fault is on the logic board. Apple Lab repairs iMac Intel 21.5″ Retina 4K Display 2017 boards at component level instead of replacing the whole board.
What board-level repair means
Using microscopes, thermal imaging and schematics, our engineers locate the failed component (a power IC, charging IC, backlight driver, a shorted capacitor) and replace just that. Your data usually stays intact, and the repair costs a fraction of a board swap.
Price, time and warranty
Board repairs are quoted after a free diagnosis; most are completed within 1–3 days depending on parts. The repair is covered by our 90-day warranty.
Frequently asked questions
How long does Logic Board Repair take on the iMac Intel 21.5″ Retina 4K Display 2017?
Most Logic Board Repair jobs on the iMac Intel 21.5″ Retina 4K Display 2017 are completed the same day. Board-level work can take 1–3 days depending on parts; we tell you the timeline with the quote.
Is the diagnosis really free?
Yes. We diagnose the iMac Intel 21.5″ Retina 4K Display 2017 for free and you approve a fixed quote before any repair. If we cannot fix it, you pay nothing.
What warranty do I get?
Every repair at Apple Lab is covered by a 90-day warranty on parts and labour.