failures and solutions XV

Color missing on LED Module

1. Signal cable not connect well (color missing a row of modules)
Solution: Check the signal cable connection and reconnect, also check the power supply for the first module in the row.
 
2. Module break down (color missing on single module)
Solution: Change module
 
3. Module break down or flat cable not connect well (color missing on part of the module)
Solution: Change the module or reconnect the flat cable.