1. Half an hour before the opening, turn on all equipment, perform low temperature preheating, and test all equipment and wiring at the same time. The low temperature state means that the light is slightly bright;
2. After preheating for 15 minutes, reset all equipment to zero, let the equipment dissipate heat, and the heat dissipation time is not less than fifteen minutes;
3. After cooling, you can formally enter the stage of music performance;
4. After the performance is over and the guest leaves the venue, the lighting engineer should turn off all equipment and let the equipment dissipate heat for fifteen to twenty minutes, then seal or mask the equipment before the lighting engineer can leave.
