Please before using this machine, you will read this instruction manual and the following matters needing attention and please strictly observe all the safety precautions listed, this can help you better safe production and maintenance of the unit. 1. please make sure the use of the power supply voltage: the company machine adopts three-phase five line ~ 380 v, 50 hz ac power, please be sure to match the local power supply voltage, please in strict accordance with the thread is plugged into a power supply 2. Do not share a power switch with other high-power appliances. This will cause voltage instability that will damage the original device or data inside the machine. 3. Do not spill the liquid inside the machine. When this happens, turn off the power immediately and do the processing. 4, please do not change the original configuration of standard power cord, this machine is used in the power cord is all through the national 3 c authentication of the power cord, for the sake of your safety and the mechanical equipment from being damaged, please use the original configuration standard power cord. 5, please do not open the case or unload the machine without authorization of the original device, please disconnect the power and open the case in this company permission or under the guidance of professional maintenance engineers with professional maintenance engineer, do not remove the