Some suggestions when the LED displays got water leaked inside:

1, Do not put the water leaked LED display into the flight case, LED lamps will be damaged in high moisture within 72 hours.
2, Dry the flight cases under strong sunshine if they’re soaked by water, in case the water vapor will wet the LED lamps.
3, IF keep the LED display off in high moisture environment for too long time, dead LED lamps will be continuously appear when it’s switched on

4. Deal with the water leaked LED display cabinets carefully, dry the water in the earliest time, as soon as possible.
Switch it on by following the below steps strictly:
（1) White balance 10%, power on 8-12 hours
（2) White balance 30%, power on 8-12 hours
（3) White balance 60%, power on 8-12 hours
（4) White balance 80%, power on 8-12 hours
（5) White balance 100%, power on 8-12 hours