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How do I know if my imac logic board is bad?


  1. Battery not charging.
  2. Not recognizing battery.
  3. No backlight/image on screen.
  4. Randomly crashing.
  5. USB ports not working.
  6. Not turning on.

What causes Mac logic board failure?

The causes of a logic board failure are physical damage, age, overheating, and liquid spills. If one component fails usually the whole motherboard fails. Replacing the faulty components is not as easy it may sound because, one has to know which IC (integrated chip) or filter is faulty.

How much is a new logic board Mac?

Logic board replacement: $400-$500 depending on make and year. Repair time is typically 1-2 days if they have the parts in stock. Logic board replacement: $349-$739, depending on make and year.

Can Apple logic board be repaired?

Not really unless you take it to some body that can diagnose the exact problem, isolate the failed part, obtain a new working part, remove the bad part then install the new working part. That is a lot of ifs. As far as I know not even apple fixes logic boards. They just replace them with a new board.

What happens when logic board fails?

When a logic board does fail, components lose their channels of communication and can’t interact with each other. This majorly affects how the computer works. It can generally lead to unexpected system crashes, or a complete system failure.

Why do logic boards go bad?

Overheating. Overheating is bad for the entire computer in general. All parts of the computer, especially the logic board, need efficient cooling for the entire computer to work smoothly. This can cause connecting points or parts of the logic board to warp, which will result in a logic board failure.

How long does a logic board last?

Hi 123Mi123, The main logic board (motherboard) should last for several years – over a decade, assuming that the Mac is properly taken care of and not exposed to liquids, dangerous materials or hard drops.

Does replacing logic board erase data?

Does replacing logic board erase hard drive? If you want a larger system drive or if something breaks, you need to replace the entire logic board (PC folks would call this a motherboard). Thus, a defective logic board means your data is lost even if there’s nothing wrong with the SSD.

Is it easy to replace a logic board?

Simple things like batteries, screen and ssd can easily replaced by Apple. Each micro components of the Apple logic board can be replaced. Usually it is only a few chips (IC). Most important aspect of Apple logic board repair is correct diagnosis.

What does replacing the logic board do?

Replacing a logic board is usually a final effort since it essentially is the computer. Depending on what model you have, it can house everything from the CPU, graphics chip, RAM, and SSD. Because of its vitality, it’s often the most expensive part of the computer.