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حل مشكلة الموت الفاجىء tecno spark 20c

King SoluTions

14 أكتوبر 2025

الرئيسية Phones

+حجم الخط-

السلام عليكم ورحمة الله وبركاته

نوع الجهاز Tenco spark 20c

معالج MT6765V

العطل الجهاز بحالة موت مفاجئ يسحب على تستر الشحن 0.7

على البور سبلاي 0.035 وينخفض لل 0.000

تشخيص العطل للوهلة الاولى ان قصل معالج

عند فحص خطوط الشحن الواصلة الى المعالج تبين وجود شورط على المكثف المشار اليه وظيفته VUSB_PMU

الواصل من ic power نقوم بإذالة المكثف وقطع الخط الواصل للمعالج كما موضح بالصورة

لنجد عودة الجهاز الى العمل والشحن بشكل طبيعي

King SoluTions

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