Real repair and business case studies from REWA Tech that show how shops solved specific device or operations problems.
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Real repair and business case studies from REWA Tech that show how shops solved specific device or operations problems.
June 5, 2022
Have you encountered the dreaded “iPhone needs to cool down before you can use it” message on your iPhone 12 Pro? Overheating can cause your phone to become unstable, slow, or even shut down completely. This is a common problem faced by both technicians and phone users alike—but what causes it, and how can you […]
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June 5, 2022
Water damage is one of the most common and frustrating issues faced by iPhone users—especially when the phone won’t power on. In this detailed repair guide, we’ll show you how to diagnose and fix an iPhone 12 Pro water damage and remains unresponsive, even after 20 days. You’ll learn how to disassemble the device, locate […]
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June 2, 2022
When an iPhone 12 experiences a severe drop, it’s not just the screen or back glass that suffers—internal logic board components can also sustain serious damage. If your iPhone 12 won’t boot and only shows a fixed current of around 70mA on a DC power supply, this guide details a real-world board-level repair case. We’ll […]
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May 29, 2022
Have you experienced boot failure after dropping the iPhone 12 Pro? Drop damage is one of the most common causes of boot failure in smartphones. In this repair guide, we’ll walk you through the complete process of reviving a severely damaged iPhone 12 Pro that won’t boot due to a fractured double-layer motherboard. Moreover, we’ll […]
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May 28, 2022
If your iPhone 12 Pro Max won’t turn on, even though it hasn’t been dropped or exposed to water, you’re not alone. This issue can occur unexpectedly. In this guide, we’ll explore a real repair case involving an iPhone 12 Pro Max that suddenly blacked out during normal use. Using professional tools like a DC […]
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May 25, 2022
A car crash severely damaged this iPhone 12, leaving it with cracked back glass, internal logic board trauma, and no power. The client urgently needed to retrieve the locked data. In this iPhone 12 no-boot repair guide, you’ll learn advanced diagnostic and microsoldering techniques to restore functionality and recover essential data. Whether you’re a technician […]
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May 12, 2022
The iPhone XR remains a popular device, but like any smartphone, it’s not immune to hardware issues. Whether you’re a professional technician, repair shop owner, or DIY enthusiast, understanding real-world failure cases can help you troubleshoot and fix common problems more efficiently. In this article, we share four practical iPhone XR repair cases covering issues […]
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January 10, 2022
When your iPhone XR won’t turn on, it can be frustrating — especially when there’s no visible damage. In this repair case, we’ll show you how a short circuit near the audio amplifier IC caused the iPhone XR to draw excessive current and fail to boot. Using professional tools like a DC power supply, rosin, […]
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