Step-by-step REWA Tech guides that help repair shops handle common phone and device repair jobs with clearer process notes.
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Step-by-step REWA Tech guides that help repair shops handle common phone and device repair jobs with clearer process notes.
June 21, 2022
A minor flash issue in an iPhone 12 turned into a major headache for a repair technician. Improper repair practices led to the failure of Wi-Fi and Baseband functions, making the repair far more complicated. This guide will take you through the troubleshooting and repair process for resolving these issues while emphasizing the importance of […]
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June 17, 2022
An iPhone 12 Pro Max that won’t charge and remains stuck at the Apple logo is a repair technician’s challenge. This issue arose after a screen replacement, leading to motherboard problems. This detailed guide explores the troubleshooting process, identifies the root cause, and outlines the steps to replace the defective USB chip. Device Details Model: iPhone […]
June 15, 2022
A no-boot issue in an iPhone 12 Pro Max is a challenge for repair technicians, especially when caused by missing CPU pads. This guide explains how to diagnose, repair, and restore functionality to the device by skillfully repairing the CPU pads through wire jumping and other intricate methods. Device Details Model: iPhone 12 Pro Max […]
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June 13, 2022
A severely drop-damaged iPhone 12 Pro can seem beyond repair, especially when both the screen and back cover are shattered, the camera module is damaged, and worst of all, the motherboard is separated. However, for those who want to preserve their data, a motherboard chip swap is a viable solution. In this guide, we’ll walk […]
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June 10, 2022
Purchasing a secondhand iPhone 12 Pro Max can be a great deal—until you encounter issues like the phone not booting. A black screen with no response, even after charging, can indicate underlying motherboard problems. This guide will walk you through the troubleshooting process and repair steps to get your iPhone working again. Model: iPhone 12 […]
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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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April 29, 2022
If your phone battery is in a low health condition, like 80%, it’s time to replace a new one. We will bring you a full case of iPhone X battery replacement as a reference.
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April 26, 2022
Face ID Not Working ‘Move iPhone a Little Lower/Higher‘ is usually caused by damage to the dot projector and the problem is confirmed to be almost unrepairable. However, there is finally a solution to fix the problem. Today REWA LAB will show you the latest dot projector repair technique! Problem When trying to set up Face […]
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April 23, 2022
Many iPhone users may encounter a frustrating problem where Face ID continues to show”Move iPhone a Little Lower/Higher,” making it impossible to reset the feature. In this article, we will explore effective methods to resolve this issue and ensure the smooth functioning of Face ID on your iPhone. How to Fix face ID Move iPhone […]
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April 23, 2022
If you’ve broken your phone screen, here are some tips for display replacement. We will bring you a case iPhone X as a reference. All you need is a repair kit and a new screen. The repair kit should be included as below: tweezers, screwdrivers, pry piece, suction cup, heating pad, programmer, spudger, battery adhesive, […]
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April 22, 2022
Since the dot projector IC is encrypted and replacement requires data encryption bonding for the new IC, repair technicians find it a challenge to repair the Face ID. The good news is that REWA LAB has developed a simple and efficient method to repair the Face ID. Let’s check it out!
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