【 Weak current College 】 DLP big-screen site survey should pay attention to what

<br> <br> Power supply AC220V ± 5% for; used to protect the third eye socket earthing connection, the socket number of the projection screen, a General Director, three projection screen with all the socket; <br> <br> .The projection system and large screen controllers and control PC requirements-phase power supply; <br> <br> Power supply voltage to a stable, reliable, and in particular to prevent the power off immediately. Therefore, in principle, the requirements of large .-screen projection systems must undergo corresponding power UPS power supply. <br> <br> System cable to receive large screen controller location. <br> <br> Installation requirements for flat ground, load-bearing strength; base General directly on the cement .floor; such as the need to put on the floor, under the floor requires strengthening. <br> <br> As projection window decoration of walls, wall and firm to laminate, window around straight without deformation. <br> <br> Rear .projection system is maintenance access, maintenance of channel width is generally not less than 0.8 m. <br> <br> Large room with good temperature and humidity control. The best work environment temperature is 18-25? C, relative humidity 70% < .;. Large screen behind to have air conditioning. <br> <br> System must have a good grounding, grounding resistance ≤ 5 Ω. <br> <br> The big screen for the room clean, dust-proof. <br> .<br> Large-screen projection wall behind the surface, it is best to avoid direct light shading with curtains. <br> <br> Fire sprinkler as far as possible away from the projection wall, and you want to use the spray extinguishing agent .. <br> <br> How to survey the DLP big-screen scene? what needs attention? _ Comet with electronic <br> <br> System power to AC220V ± 5%; for the protection of Earth wire, three eye socket outlet .number and number of the projection screen, a General Director, three projection screen with all the socket; <br> <br> The projection system and large screen controllers and control PC requirements-phase power supply; <br> <br> Power supply .voltage to a stable, reliable, and in particular to prevent the power off immediately. Therefore, in principle, the requirements of large-screen projection systems must undergo corresponding power UPS power supply. <br> <br> System cable to receive large screen .controller location. <br> <br> Installation requirements for flat ground, load-bearing strength; base General directly on the cement floor; such as the need to put on the floor, under the floor requires strengthening. <br> <br> .As projection window decoration of walls, wall and firm to laminate, window around straight without deformation. <br> <br> Rear projection system is maintenance access, maintenance of channel width is generally not less than 0.8 m. <br> <br> .Large room with good temperature and humidity control. The best work environment temperature is 18-25? C, relative humidity 70% <. Large screen behind to have air conditioning. <br> <br> System must have a good grounding, grounding .resistance ≤ 5 Ω. <br> <br> The big screen for the room clean, dust-proof. <br> <br> Large-screen projection wall behind the surface, it is best to avoid direct light shading with curtains. < .br> <br> Fire sprinkler as far as possible away from the projection wall, and you want to use the spray extinguishing agent. <br> <br> <br>.