Growatt MIN 2500TL-XH - Trouble shooting; 10.1 Error Messages displayed on OLED

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installer.
 Once a year, turn the rotary switch of the DC Disconnect from the On
position to the Off position 5 times in succession. This cleans the contacts
of the rotary switch and prolongs the electrical endurance of the DC
Disconnect.
10 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.
10.1 Error Messages displayed on OLED
An error message will be displayed on the OLED screen when a fault occurs. The faults consist of
system fault and inverter fault.
You may be advised to contact Growatt in some situation, please provide the following
information.
Information concerning the inverter:
 Serial number
 Model number
 Error message on OLED
 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