7.1 What this chapter contains 
This chapter describes the internal function mode of the inverter in details.   
 Check all terminals are connected properly and tightly.   
 Check that the power of the motor corresponds to that of the inverter. 
7.2 First powering on   
Check before powering on 
Please check according to the installation list in chapter two.   
Original powering operation   
Check to ensure there is no mistake in wiring and power supply, switch on the air switch of the AC 
power supply on the input side of the inverter to power on the inverter. 8.8.8.8.8. will be displayed 
on the keypad, and the contactor closes normally. When the character on the nixie tubs changes to 
the set frequency, the inverter has finished the initialization and it is in the stand-by state.   
 
Below diagram shows the first operation: (take motor 1 as the example)