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iPhone 15 data recovery case study after CPU failure and boot loop

07/07/20254 minute read
Close-up of an iPhone component at Payam Data Recovery for expert iPhone data recovery in Melbourne.

Case Study Summary

  • Client: Manessa (USA)
  • Device: Apple iPhone 15
  • Problem: Sudden shutdown, cracked CPU, iOS boot loop
  • Solution: Chip level CPU repair and logic board recovery
  • Outcome: All photos and videos successfully recovered

Learn more about iPhone data recovery services

This iPhone 15 data recovery case study documents a complex recovery involving a cracked CPU and persistent iOS boot loop. The device suddenly powered off and could not be revived by standard repair methods. After an unsuccessful attempt by a US based provider, the phone was sent to Australia for specialist assessment and recovery.

The problem: sudden shutdown and cracked CPU

The iPhone 15 powered off unexpectedly while still holding charge and would not turn back on. There was no visible external damage. Internal inspection confirmed a cracked CPU, where any mistake during repair would permanently destroy the data.

The iPhone 15 data recovery process

This iPhone 15 data recovery case study required manual silicon layer removal using chip level techniques. The engineer carefully removed damaged layers over multiple attempts until intact circuitry was exposed. This process required extreme precision and could not be repeated indefinitely.

Once the device was able to power on, a secondary issue appeared. The phone entered an iOS boot loop caused by memory read errors. Further work was required to stabilise the logic board and allow controlled access to the encrypted storage.

iOS boot loop and memory corruption

An iOS boot loop occurs when the system cannot complete startup due to corrupted system files or hardware level read errors. In this case, memory related corruption prevented normal operation. Advanced diagnostics and logic board repair were required before data extraction could proceed.

For background information on iOS boot loops, see Apple’s official support documentation:
Apple iPhone startup issues.

Recovery results

All photos and videos were recovered successfully. This outcome demonstrates that even severe CPU level damage does not always mean permanent data loss when specialist techniques are used.

iPhone 15 data recovery case study showing logic board repair

Important limitations

Not all cracked CPU cases are recoverable. Success depends on the exact location and severity of the damage. Each iPhone 15 data recovery case study is assessed individually before any work begins.

Mobile phone data recovery workflow

  • Fixed price service for mobile phones
  • No pre quote testing
  • Economy, Priority, and Emergency options available
  • Payment only after successful recovery
  • Customer must know their device passcode

Related data recovery case studies

About Payam Data Recovery

Payam Data Recovery works with individuals, students, families, small and medium businesses, IT companies, and organisations that need their data recovered safely and professionally. Some customers come to us with a single damaged device containing personal memories, while others rely on us for complex technical recoveries that require specialist tools and experience.

We are based in Australia and have been recovering data since 1998. Our clients also include governments, law enforcement agencies, corporations, and public figures. Every job is handled with 100 percent confidentiality and privacy.

Request help with iPhone data recovery

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Read more about our iPhone Data Recovery Service

Email: help@payam.com.au
Phone: 1300 444 800

Video transcript

Click to expand full transcript
Hi, it’s Mike at Payam Data Recovery. I’m watching something extraordinary. A data recovery expert working on one of the most complex logic board repairs you will ever see. The customer had already sent this phone to a large American data recovery company and was seeking a second opinion. This iPhone 15 travelled from Massachusetts to Australia because its owner refused to give up. The phone suddenly powered off. The diagnosis revealed a cracked CPU where the slightest mistake would destroy everything. The engineer used a manual grinder to remove damaged layers. It took ten attempts. After days of work, the phone powered on. Then came a second problem, iOS corruption caused by memory read errors. After weeks of work, every photo and video was recovered.

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