Here is the repair for an LG RM-30LZ50- LCD TV that came into our shop.
Symptom:
Irregular glittering speckles on screen.
Repair:
Remove C857, 220uF @16V electrolytic capacitor on main board
and replace with 470UF @16V electrolytic Capacitor.
Check out the ebook Troubleshooting & Repairing LCD TVs.
LG RM-30LZ50 LCD TV Repaired
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