Samsung Dead Phone Repair | No Power, No Current Draw | Step-by-Step Diagnosis

📲 Join our Official Training Contact Master Prince on WhatsApp: [+918901794940] In this detailed case study, we diagnose a Samsung phone that shows no boot, no power consumption on DC power supply, and zero amp reading on USB amp meter. This device was previously handled by another technician, making the diagnosis more critical and sensitive. In this video, you will learn: • How to start dead phone diagnosis step by step • What is VBUS and how to measure it • What is VPH (Main Battery Line) and how to check it • How to test power key (VPAD) connector • PMIC (Power Management IC) requirements • Samsung power IC 6357CR common faults • How to check buck converter outputs • CPU core voltage & GPU voltage diagnosis • What to do if buck voltage is missing • How to detect short circuit in core lines • When to reball CPU • When to replace or reball PMIC This is not a shortcut repair. This is a professional-level logical diagnosis process. If you want to master dead phone repair using logic instead of guesswork, this video is for you. 📌 For full structured training (Basic to Advanced Level), contact on WhatsApp: +91 8901794940 💬 Comment below if you have questions — I’ll guide you. multimeter tutorial mobile repair multimeter diode mode testing how to use multimeter in mobile repairing multimeter capacitor testing resistance testing multimeter phone schematics education mobile repairing course mobile repair training english multimeter working explained mobile phone pcb testing master prince mobile repair online mobile repairing course in english online mobile phone repair classes mobile repairing training in english mobile repair course online mobile phone repairing classes online learn mobile repairing online mobile technician course in english mobile repairing course for beginners professional mobile repairing course advanced mobile repairing course online phone fix video tutorial in english mobile phone repair tutorial english smartphone repair tutorial english mobile phone fixing videos phone repair step by step english how to fix mobile phone hardware mobile phone pcb repair tutorial phone troubleshooting tutorial english phone schematics tutorial mobile schematics explained mobile phone circuit diagram explanation mobile pcb repair training mobile phone fault finding tutorial logic based mobile repair training mobile phone diagnosis step by step mobile repair course for international students mobile repairing course worldwide learn mobile repair from home online mobile repair training english mobile phone repair certification #MobileRepairCourse #OnlineMobileRepair #MobileRepairTraining #PhoneFixTutorial #MultimeterTutorial #PhoneSchematics #MobileRepairEnglish #MobileRepairOnline #PCBRepair #MasterPrince