Samsung A04 Network Problem Solution SIM Not Working No Signal Jumper Tested Hardware Repair US UK скачать в хорошем качестве

Samsung A04 Network Problem Solution SIM Not Working No Signal Jumper Tested Hardware Repair US UK

In this video, we solve Samsung A04 network problem including SIM not detected, no signal, weak network, or network drop issues. This full hardware guide includes SIM slot testing, motherboard track inspection, network IC check, jumper ways, and voltage testing. Technicians in US, UK, Europe, and worldwide can follow this tested solution. 30 MOST SEARCHING TITLES Samsung A04 Network Problem Solution Samsung A04 SIM Not Working Fix Samsung A04 No Signal Repair Samsung A04 Weak Network Fix Samsung A04 SIM Card Jumper Ways Samsung A04 Network IC Repair Samsung A04 Motherboard Track Testing Samsung A04 SIM Slot Problem Solution Samsung A04 IMEI Not Detected Fix Samsung A04 Dead Phone Network Repair Samsung A04 Network Lines Jumper Samsung A04 Motherboard SIM Track Solution Samsung A04 Network Issue After Drop Samsung A04 Network Issue After Water Damage Samsung A04 SIM Card Connector Repair Samsung A04 SIM IC Jumper Solution Samsung A04 Tested Network Hardware Solution Samsung A04 Network Problem After Flash Samsung A04 SIM Card Motherboard Track Fix Samsung A04 Mobile Signal Not Working Samsung A04 Sub-board SIM Problem Samsung A04 PMIC Network Voltage Check Samsung A04 Network IC Reflow Guide Samsung A04 Full Network Repair Samsung A04 Motherboard Jumper Track Samsung A04 SIM Card Line Broken Fix Samsung A04 Signal Not Detecting Repair Samsung A04 Network Fault Hardware Solution Samsung A04 Network Problem Tested Samsung A04 Professional Network IC Repair 30 STEP-BY-STEP REPAIR GUIDE Power off the device. Remove SIM tray. Open back cover carefully. Disconnect battery. Remove motherboard shield screws. Locate SIM slot and tracks. Inspect SIM slot pins for damage. Clean pins using PCB cleaner. Test SIM connector voltage. Check continuity of network lines. Trace broken tracks on motherboard. Jumper broken lines carefully. Test network IC for proper voltage. Reflow IC if necessary. Replace IC if faulty. Test with working SIM card. Verify IMEI detection. Check network signal strength. Test 4G/3G connectivity. Check weak or intermittent network. Inspect related capacitors for shorts. Replace damaged capacitors. Reassemble motherboard shield. Connect battery and power ON. Test multiple SIM cards. Check stable network reception. Confirm network functionality after reboot. Perform final network check under usage. Close back cover carefully. Job Complete ✅ HASHTAGS #SamsungA04 #NetworkProblem #SIMNotWorking #MobileRepair #HardwareSolution #JumperWays #US #UK #Europe