Vivo Y15s Charging Solution | Charging Not Increasing? Full Charging Circuit & IC Testing Guide 🚀

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In this video, we dive deep into troubleshooting the Vivo Y15s charging issue, where the battery is not charging properly. I show you step-by-step testing methods for the charging IC (BQ IC - DC to DC Converter) and how to check each important line in the circuit using the schematics.

📌 Topics Covered:
✅ How to test VBUS voltage and understand its role in charging
✅ Pin-by-pin charging IC testing and key voltage measurements
✅ How to measure BOOTCAP, PMID CAP, and REGN voltage
✅ Understanding Power IC control in the charging section
✅ How the divider circuit works in the charging system
✅ CPU testing methods for ensuring power flow
📌 Vivo Y15s not charging solution, Mobile charging IC problem, How to check VBUS voltage, Charging IC troubleshooting, Mobile repair training, Charging problem solution, Mobile schematic reading, Power IC testing, DC to DC converter testing, Mobile phone not charging fix, Charging issue solution, Battery not charging repair, Mobile repair step by step, How to check charging circuit, Bootcap voltage testing, Mobile CPU testing, How to repair mobile power section, Vivo charging issue solution

Bq charging IC .each & every detail about charging ic
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If you're into mobile phone repair and want to learn how to troubleshoot and fix charging issues, this video is for you! 💡
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