If your lamp red and green short-circuit causes column heterochromatic,you can click here to view solutions and suggestiyons| Enbon LED Display Manufacturer

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Suggestions:
① use a hot air gun to heat the lamps one by one.
② When the heterochromia disappears, remove the corresponding abnormal lamp.
③ Replace the new lamp with a new one.
④If the problem cannot be solved, please contact sales or technical personnel