The Block Diagram Master | Advanced Book For Mobile Phone Technicians

✅ Numbered Headings

1. WHAT IS NO TRIGGER FAULT?
2. NO TRIGGER VBAT – MAIN POWER CIRCUIT
3. NO TRIGGER CIRCUIT
4. NO TRIGGER TROUBLESHOOTING STAGES
5. TRIGGER ACTIVE NO POWER FAULT
6. PMU OUTPUT VOLTAGE TYPES
7. TRIGGER ACTIVE NO POWER CHAPTER 2
8. SMALL CURRENT TRIGGER NO POWER
9. SMALL CURRENT TRIGGER CHAPTER 1
10. SMALL CURRENT TRIGGER CHAPTER 2
11. SMALL CURRENT TRIGGER CHAPTER 3
12. SMALL CURRENT TRIGGER CHAPTER 4
13. CURRENT MONITORING WITH DC POWER SUPPLY
14. 6 PIN BACKLIGHT IC CIRCUIT
15. BACKLIGHT IC CIRCUITS IN MOBILE PHONES
16. DISPLAY FAILURE CIRCUIT DIAGRAM AND TROUBLESHOOTING
17. AMOLED TOUCH SCREEN CIRCUIT (ONE POWER)
18. AMOLED TOUCH SCREEN CIRCUIT (TWO POWER)
19. NO CHARGING PROBLEM CIRCUIT CHAPTER 1
20. BATTERY ERROR CIRCUIT IN MOBILE PHONES
21. XIAOMI BATTERY DETECTION SCHEMATIC CIRCUIT
22. POWER LEAKAGE PROBLEM RELATED CIRCUITS
23. SIM CARD DETECTION CIRCUIT
24. TROUBLESHOOTING MOBILE PHONE CAMERA FAILURE
25. AMP READINGS ON USB AMP METERS
26. DC POWER SUPPLY AMP READING (BOOT SEQUENCE DIAGNOSIS - ANDROID PHONES)

📢 Important Note

This eBook is built directly from my professional level Video Course content.

However:

• 📚 The eBook has been refined and organized into a full written training manual.
• 🆕 It also includes a few new lessons and extra explanations not covered in the video course.
• ✍️ Written carefully for easy step-by-step reading and offline learning.

Why You Should Have Both the eBook and Full Video Course:

✅ Complete Understanding

Watching videos gives you real visuals. Reading the eBook gives you deeper technical thinking. Together, you learn faster and fix better.

✅ Quick Reference Anytime

With the eBook, you can instantly jump to any chapter or topic without watching long videos again.

✅ Offline Learning

The eBook lets you study without needing internet access — perfect for travel, shop work, or remote areas.

✅ Extra Lessons and Tips

The eBook includes extra lessons, deeper troubleshooting tips, and easier-to-follow explanations compared to video-only training.

✅ Lifetime Resource

Keep the eBook forever as your personal technician guidebook, even when you're not watching videos.

👉 If you already have the video course, this eBook will upgrade your learning and speed up your success.

👉 If you don’t have the video course yet, consider getting both together for the complete technician's advantage!