User Manual of EM730/EM730E Series Inverter the inverter, and the STOP/RESET key to stop the inverter. 4.6 Other Warning Prompts 4.6.1 P.-ON prompt The P.-ON prompt will be displayed after power-on initialization. 4.6.2 P.-OFF prompt When the voltage drops to 250V (with the soft start disconnected), P-OFF will be displayed, and the keyboard can be operated freely to exit the P.-OFF display and display normal information. In case of no keyboard operation within 5s, P-OFF will be displayed again. After the voltage is restored and the soft start is engaged, P.-ON will be displayed again.
4.6.3 SOFT.E warning If the soft start is not engaged and the inverter is started, the SOFT.E warning will appear. After the voltage is restore and the soft start is engaged, normal operation will be enabled. 56