VCC Board Repairs
Education • Science & Tech
The goal is to share solutions & techniques for microsoldering & data recovery repairs. I'll cover mostly iPhone & iPad motherboard repairs.
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iPhone 14 series - eSIM is a nightmare for board repair techs

So I just recently started getting iPhone 14 series for repair, mostly iPhone 14 Pro Max.

A lot of them have been for Baseband issues, like No Service/Searching issue.

But the problem I'm running into, a lot of these have the eSIM deactivated, since they have deactivated it on the phone I'm repairing & using it on another phone.

Since eSIM requires you to manually activate it with a carrier, there's no way for me to test for baseband issues.

I can't just pop in my tester SIM and see if it works.

I would have to activate an eSIM for it.

And yes, in many cases, as long as it says "SOS Only" or Modem FW is not missing or *#06# or the cellular menu is working, then it should be working... but not always.

I have a few jobs here that do seem to be working, but still doesn't pick up signal. So those require a little more troubleshooting.

But if on the 14's I need to activate an eSIM, that's not going to be easy. That means the customer has to remotely activate it for me, which is a hassle to convince them to do it. Then that also means they lose signal on their backup phone.

Does anyone have a solution to this?
Or anyone run into this before?

Would love to hear your thoughts 😅

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What else you may like…
Videos
Posts
Which Thermal Cam Do You Have?

If you have a Seek Thermal Cam, you're missing out if you don't have a VCC Seek Stand: https://www.vccboardrepairs.com/buy-seek-stand

Injured Gadgets just got these back in stock, so get them while you can!

It can take us a while to build these out sometimes, so they're sometimes out of stock for a while, but we're working towards always having inventory ready to build more as they sell out.

This stand makes using a thermal cam so easy. So much better than any other thermal solution on the market.

It allows you to get real close up (using my Macro Lens), and easily find where the short is coming from.

Plus it's hard free, so you can have your hands free to try to boot the device from DCPS, while having an image that is in focus & not moving around.

You can even record a video through the app, while you inject voltage into the short, so you can go back & see exactly which component was it that was heating up.

Save yourself lots of time by getting a Seek Cam, Stand & Macro Lens! ...

00:00:12
If you do consoles, you need this.

Anyone who is doing game console repairs, knows how many screws you need to remove to access the motherboard.

Especially the PS5, with the 5,000 screws or so.

If you don't already have an electric screwdriver, GET ONE ASAP.

🌟 Cordless Screwdriver with T9 Bit: https://amzn.to/3E5duCj
🌟Extended T9 Bit: https://amzn.to/3c4YJac

It's rechargeable through micro USB and allows you to easily swap the tips out. You can also fold it to be straight or L shape.

Let me know below if you are already using an electric screwdriver 👇👇

00:00:03
iPhone 16 Pro Max – Hidden Board Crack (No Power → Data Recovery Case)

This one came in as a no power data recovery job. Customer said it died overnight, no prior damage, and Apple told them the board was done and data wasn’t recoverable.

Physically, the phone looks clean. No bends, no cracks, nothing obvious. I’m honestly not sure how the board ended up cracked, there’s no visible external damage that would typically cause this.

Here’s what I found 👇

Initial testing:

  • Able to boot with minimal setup (board + screen + battery + charge port)
  • Stuck at 5V, very low current draw (not charging)
  • No touch response
  • Boot current draw looked normal

Direction I took:

  • Focused on the touch issue first (since no touch = no data access)
  • Using an LCD aftermarket screen:
    • Got image
    • Still no touch
  • OEM/OLED behavior pointed toward a board-level display/touch issue

What I found:

  • While removing the shield over the display IC… found a board crack
  • Several display connector pins reading OL (open line)
  • Traces route from connector → PMIC / display IC ...
Can you spot the problem?

This is an iPad 10 that came in for No Image/No Backlight.

Within seconds of removing the shield, I saw the problem.

Can you? I'll post the close up shot later today in the comments 👀

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Would You Be Interested in Private Repair Livestreams for VIP Members? (Vote on this)

I’m thinking about adding another perk for the paid members here in the community: private repair livestreams where we work through repairs and troubleshooting together.

The idea would be to do members-only livestreams where I could:

• Work on real board-level repairs live
• Walk through my troubleshooting process
• Interpret panic logs together
• Answer repair questions from members
• Talk through CPU swaps, tools, and techniques
• Explain why certain failures happen

It would basically be a more interactive way to learn, where you could ask questions while the repair is happening.

Before I start scheduling these, I want to gauge interest.

If you are a free follower:
👍 Please like this post if livestreams like this would interest you.

If you are a paid member:
💬 Please comment below if you'd like to see this and how often you'd want them (weekly, monthly, etc.).

If enough people are interested, I’ll start planning the first livestream. 🔧📱

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