User Manual 51 / 61 CPS Mini Central series
9 Trouble shooting
Our quality control program assures that every inverter is manufactured to accurate specifications and is
thoroughly tested before leaving our factory. If you have difficulty in the operation of your inverter, please read
through the following information to correct the problem.
9.1 Error Messages displayed on LCD
An error message will be displayed on the LCD screen when a fault occurs. The faults consist of system fault and
inverter fault.
You may be advised to contact CyberPower in some situation, please provide the following information.
Information concerning the inverter:
Serial number
Model number
Error message on LCD
Short description of the problem
Grid voltage
DC input voltage
Can you reproduce the failure? If yes, how?
Has this problem occurred in the past?
What was the ambient condition when the problem occurred?
Information concerning the PV panels:
Manufacturer name and model number of the PV panel
Output power of the panel
Voc of the panel
Vmp of the panel
Imp of the panel
Number of panels in each string
If it is necessary to replace the unit, please ship it in the original box.