Samsung VMR-I HD Series Product Manual page 54

Picture 3
B. Module Failure：
1. The single lamp does not illuminate, and the LED itself is damaged, resulting in a
dead light. As shown in Picture 4:
Picture 4
2. A string of lights is not lit or constantly lit, and one of the 16-bit pins of the constant
current IC is damaged or soldered. As shown in Picture 5:
Picture 5
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