Daktronics GPR-12EV-RGB - Manual (Page 32)

26 Maintenance
5. Rinse the display face with generous amounts of cold water under low pressure.
A spot-free rinse agent can be used to reduce water spots.
6. Use soft, dry terrycloth to dry and remove any excess water. Take care not to damage
LEDs by catching the cloth on them.
7. Allow the display to completely air-dry for 12 hours before applying power to the
display.
Dry Outdoor Cleaning Method
1. Turn off power to the LED matrix display.
2. Rub a dry, soft terrycloth towel horizontally across each row of LEDs.
3. Work from top to bottom safely within reach from a lift or a stage. Take care not to
damage LEDs or the plastic louvers by catching the cloth on them.