Realme C67 LCD Display Light Problem Solution Backlight Not Working Fix LED Light Ways Jumper Guide

In this video we explain Realme C67 LCD display light problem solution. If your phone screen is dark but image is visible with torch light, or display light is completely off, this guide will help you fix it. We cover backlight circuit, LED driver IC, coil, diode, display connector, and jumper ways step-by-step for mobile repair technicians.

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🛠️ 30 Step-by-Step Repair Instructions
Remove Realme C67 back cover carefully
Disconnect battery first for safety
Open mainboard shield
Check display connector properly
Confirm screen shows image with torch light
Locate backlight coil on board
Check backlight fuse continuity
Inspect LED driver IC area
Check for burn or corrosion signs
Measure backlight output line
Test LCD flex cable damage
Clean display connector pins
Check ground connection properly
Inspect backlight diode section
Check short circuit on light line
Apply jumper if line broken
Replace backlight coil if faulty
Reflow LED driver IC
Replace LED driver IC if needed
Check filter capacitors near IC
Test with new display if possible
Boot phone and test light
Adjust brightness settings
Check auto brightness sensor issue
Verify display current flow
Re-seat connector properly
Test after jumper repair
Check flicker in light
Final brightness stability test
Assemble phone after success
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