[Some installation steps and precautions of projection screen] Projection screen application skills

■ Unfold the projection screen: 　　　 press the lower end of the control switch. The curtain will automatically stop when it lowers down and reaches the end.

　　　■ To retract the projection screen: 　　　 Press the upper end of the control switch. The curtain will automatically stop when it is rolled back into the metal shell and reaches the end.

　　　■ Stop the projection screen: 　　　 Press the control switch to the center point 'OFF' (close) position, the screen will stop at any position.

　　　■ Note: 　　　 recommends that when the screen is not in use, the control switch should be placed in the center 'OFF' (close) position. Voltage: AC 220V 50HZ 　　　 is simple to operate, easy to use, and has a long life; it can reproduce vivid images for you. Unique automatic positioning system, accurate positioning, especially when playing slideshows, movies and video images, and easy to install. Suitable for teaching. , Conference room, control room, training and home theater, etc.

　　　■ How to take good care of your projection screen: 　　　 When the projection screen is not in use, the screen should be rolled back into the protective box. After each use, check whether there is dust or dirt on the surface of the screen. If it is found, use a soft cloth brush to clean it.

　　　■ Note: 　　　 When rolling the screen into the metal shell, check the surface of the screen to ensure that there is no dust and foreign matter before it can be rolled back. The 　　　 curtain can be used frequently, but the continuous use time cannot exceed 5 minutes each time, otherwise it will cause the motor to heat up.　　　 If you need to use it continuously, wait until the motor has cooled down before using it.　　　Motor does not need to add lubricant.