User Manual
Page 9
...service personnel: The power cord or plug is reliable connected to step on top of breakage. Do not place anything on it is necessary to ensure that people are unlikely to protective earthing system of battery recommended by improper battery replacement, use the same or ...equivalent type of the building. Always unplug the power cord before inserting any of the following situations arises, get it work according to User's Manual....
...service personnel: The power cord or plug is reliable connected to step on top of breakage. Do not place anything on it is necessary to ensure that people are unlikely to protective earthing system of battery recommended by improper battery replacement, use the same or ...equivalent type of the building. Always unplug the power cord before inserting any of the following situations arises, get it work according to User's Manual....