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Advanced 5G Smartphone Repair Course | G-Lon Academy
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Advanced 5G Smartphone Repair Course | G-Lon Academy

Level II and III Smartphone Repair Course (July 6 - 11, 2026)

€800.00
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Level II & III Smartphone Repair Course

Have you already mastered basic repairs like screen, battery, and housing replacements? It's time to evolve. The G-Lon Academy Advanced Smartphone Repair Course is specifically designed for those who already have a lab or industry experience and want to stop turning away complex jobs.

We will guide you step-by-step into the world of level two and three repairs: you will learn microsoldering, reading schematics, and advanced motherboard diagnostics, allowing you to keep jobs in-house, offer new services, and increase your business margins.

🌍
Simultaneous English Translation

This masterclass is delivered by our expert instructors with the support of a dedicated professional interpreter. You will receive real-time translation and fully localized course materials in English, ensuring a smooth and highly interactive learning experience.

📅 Detailed Program

1
Basic Electronics

The first day is dedicated to the fundamentals, essential for the rest of the course.

📘 Theory (Morning):
  • Introduction to electrical engineering
  • Study of electronic components
  • Power principles and boot sequence
🛠 Practice (Afternoon):
  • Practical use of measuring tools for fault diagnosis
  • Practical measurement exercises
  • Identification of faulty components
2
Circuits & Diagnostics

Diving deep into specific device circuits.

📘 Theory (Morning):
  • Analysis of charging circuits
  • Study of the PMU (Power Management Unit)
  • Study of schematics and Panic Full logs
🛠 Practice (Afternoon):
  • Practical diagnosis of no power/low boot devices
  • Analysis of no power or slow boot issues
  • Hands-on exercises on real motherboards
3
Communication & Firmware

This day focuses on the "brains" and internal communication of the devices.

📘 Theory (Morning):
  • In-depth look at CPU-peripheral communication
  • Analysis and operation of the I2C bus
🛠 Practice (Afternoon):
  • Hardware and software error analysis
  • Procedures during firmware flashing
4
Memories, Circuits & Diagnostics

An intensive day on common circuits and memory management.

📘 Theory (Morning):
  • NAND memory operation
  • Study of main peripheral circuits
  • Analysis of charger, PMU, display, touch, and backlight
🛠 Practice (Afternoon):
  • NAND memory diagnosis, programming, and replacement
  • Diagnosis of audio codecs, speaker amps, microphones, and cameras
  • Testing on Wi-Fi/Bluetooth, RF, and NFC modules
5
Advanced Diagnostics

The fifth day is dedicated to complex diagnostics requiring specific techniques.

📘 Theory (Morning):
  • Baseband circuit analysis
  • RFFE scan and operation
  • Theoretical explanation of bottom layer swap
🛠 Practice (Afternoon):
  • Baseband circuit diagnosis and repair
  • Practical bottom layer swap techniques
  • Diagnosis and repair of activation issues and Face ID
6
Complex Reworks & Conclusion

The final day is for practicing the most difficult rework techniques and a general recap.

🛠 Practice (Morning/Afternoon):
  • Hands-on practice with complex component rework techniques
  • Reworking SMD, FPC, and ICs
  • Handling underfilled ICs and sandwiched boards
  • Q&A and final clarifications

🎓 Final Result

By the end of the course, you will be able to diagnose and resolve hardware/software faults with total autonomy, operating at high professional standards within a professional repair lab.