Tecno Pova LCD Display Light Problem Solution | No Backlight Jumper Ways Fix
Автор: Mobile hardware solutions
Загружено: 2026-01-05
Просмотров: 11
Описание:
In this video you will learn complete Tecno Pova LCD display light problem solution with proper board level hardware repairing guide. This video explains no display light, black screen but touch working, dim display, backlight not glowing, missing backlight voltage, broken light line, boost IC problem, coil diode capacitor fault, short circuit issue, and jumper ways solution. Step by step checking method is shown clearly for beginners and professional mobile technicians.
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🛠️ 30 STEP BY STEP HARDWARE REPAIR GUIDE
Power off Tecno Pova
Remove SIM tray
Open back cover carefully
Disconnect battery connector
Remove motherboard shield
Locate LCD display connector
Inspect LCD flex cable
Clean LCD connector pins
Check backlight enable voltage
Measure backlight output voltage
Inspect backlight coil
Check backlight diode
Test nearby capacitors
Measure diode mode values
Check short to ground
Trace broken backlight line
Apply jumper on broken track
Reflow backlight IC
Replace faulty coil or diode
Inspect PCB pads condition
Clean repaired area
Reinstall motherboard shield
Reconnect battery connector
Power on device
Check display light brightness
Test screen visibility
Verify no flicker issue
Confirm stable backlight
Final visual inspection
LCD display light problem solved
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