How-to articles from REWA Tech with concrete repair steps you can follow on the bench, from simple swaps to deeper fixes.
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Praxisartikel von REWA Tech mit konkreten Reparaturschritten für die Werkbank, von einfachen Tauschreparaturen bis zu tiefergehenden Eingriffen.
29. Juni 2022
The iPhone 12 Pro Max can experience Wi-Fi issues after a drop, especially if the damage impacts internal components like the PCB layers. This article walks you through diagnosing and repairing iPhone 12 Pro Max Wi-Fi issues caused by drop damage, including transferring encrypted chips and addressing missing connection pads on the Wi-Fi chip itself. […]
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29. Juni 2022
An iPhone 13 Pro with a damaged display often won’t turn on after severe drop damage, even when the screen is replaced. This guide offers a step-by-step repair process for iPhone 13 Pro display issue, including diagnostic tips, replacing key components, and safely reassembling the motherboard to restore display functionality and ensure all other features […]
28. Juni 2022
After a serious drop while skateboarding, this iPhone 13 Pro experienced a complete display failure, despite other functions appearing normal. In this detailed repair guide, we’ll walk through diagnosing the root of the issue—caused by a small but critical capacitor failure—and outline the step-by-step process for restoring the display. Device Details Model: iPhone 13 Pro […]
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17. Juni 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 […]
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15. Juni 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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13. Juni 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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10. Juni 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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7. Juni 2022
Is your iPhone XR keeps rebooting, especially when playing games? You’re not alone. This common issue often stems from overheating at the chip level, causing the device to trigger Apple panic codes and enter a reboot loop. In this tutorial, we’ll walk you through a professional-level solution: chip-level board repair involving CPU, NAND, EEPROM, and […]
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2. Juni 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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28. Mai 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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25. Mai 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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29. April 2022
Wenn Ihr Telefon Akku in einem niedrigen Gesundheitszustand ist, wie 80%, ist es Zeit, eine neue zu ersetzen. Wir bringen Sie eine vollständige Fall von iPhone X Akku Ersatz als Referenz.
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