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Troubleshooting Internal Apple Cable Issues – Updated 2023


Are Your Internal Apple Cables Causing Problems?

Is your Mac experiencing issues due to internal Apple cables not functioning properly? We’ve updated this guide in 2023 to help you understand and resolve these problems. In this article, we’ll explore various reasons why internal Apple cables might be causing trouble for your Mac.

Potential Causes of Internal Apple Cable Issues:

  1. Power Surge on your Mac
  2. Lightning Strike Damage
  3. Load Shedding Effects on Your Mac
  4. Faulty Apple Charger Connection
  5. Heat Damage to Internal Cables from the Logic Board
  6. Wear and Tear Leading to Cable Failure

When Internal Apple Cables Fail:

When the internal Apple cables in your Mac are critically damaged, it can lead to various issues, both intermittent and permanent. Identifying the exact root cause can be challenging, so it’s advisable to consult with an Apple specialist for assistance.

Common Signs of Damaged Mac Internal Cables:

Here are some common symptoms that might indicate your Mac’s internal cables have been damaged:

  1. Mac Doesn’t Power On.
  2. Mac Powers On, but the Screen Remains Black.
  3. Mac Starts Booting, Then Shuts Off Midway.
  4. Mac Stops Charging.
  5. Audible Sounds Inside the Mac, but the Screen Stays Off.
  6. Intermittent and Random Problems with the Mac’s Functionality.

Steps to Take if You Suspect Damaged Internal Mac Cables:

If you own a MacBook Pro, MacBook Air, or MacBook that isn’t turning on, follow these steps:

  1. Inspect for Burn Marks on External Components.
  2. Examine the MagSafe Port for Black Marks.
  3. Attempt to Reset the SMC and PRAM. Refer to ZA Support’s SMC and PRAM reset guide on YouTube for assistance.
  4. If the issue persists, and your Mac allows for Apple RAM removal, cautiously remove it and check if the Mac powers on. Be extremely careful if you’re not an Apple professional, as mishandling RAM can damage your Mac.
  5. If none of the above steps work, the damage might be within the internal components of the Mac. In this case, it’s best to book a service appointment with us.

For iMac or Mac Pro users, follow these steps:

  1. Disconnect the iMac or Mac Pro from the main power source.
  2. Leave it unplugged for 5 seconds, allowing the SMC controller to reset itself.
  3. If you need to reset the PRAM on your iMac or Mac Pro, follow the same steps as for MacBook users.

What to Do If Internal Apple Cables Are Still Malfunctioning:

If you’ve attempted to troubleshoot the problem but your internal Apple cables are still not working as expected, it’s essential to seek professional assistance. 

As you can see there are a lot of factors that can cause internal Apple cables to fail. If you have tried our Mac not powering on expert guide it might be a consideration to bring the Mac in for a diagnostic. If you need to book your Mac in for an Apple diagnostic click here.


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