Скачать или смотреть SM-A405 sim card Jumper Ways | Samsung Galaxy A40 sim card Problem Solution

SM-A405 SIM Card Jumper Ways | Samsung Galaxy A40 SIM Not Detected Problem Solution


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📄 YouTube Description:

📶 Samsung Galaxy A40 (SM-A405) SIM Not Detected or No Network? | Complete SIM Card Jumper Ways & Hardware Repair Guide

If your Samsung SM-A405 is showing "No SIM", SIM not inserted, or no network signal, this video will help you fix the issue by showing the SIM card jumper ways, testing methods, and how to repair or bypass damaged SIM line tracks on the motherboard.

📌 In this video you will learn:

Causes of SIM card failure

How to check SIM lines using a multimeter

SM-A405 SIM card jumper ways

SIM connector pinout and track repair

Testing SIM-related filters and components

Step-by-step hardware-level repair


🔧 Ideal for mobile repair technicians and DIY users.

📥 Clear diagrams with 100% working jumper points
✅ Fully Tested & Verified Solution

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🔖 YouTube Tags:

SM-A405 sim not working, Samsung A40 sim jumper ways, no sim card detected, Galaxy A40 sim repair, sim card line jumper, Samsung sim slot problem, sim not inserted fix, mobile sim card solution, sim ic jumper, sm-a405 sim card problem