147Maintenance
EN
8.7 Replacement of the MEMORY board
WARNING – B Some inverter parts may be subject to hazardous voltages for the operator. Before
performing any work on the inverter, refer to “Inverter total de-energization and safe access”
paragraph on this manual to know all the necessary step to safely operate on the inverter.
Replacing the MEMORY board is carried out on the wiring box (02) and may be necessary if “Inverter log
Statistic” (e.g. power production) was lost after system shoutdown.
The MEMORY board is installed on the communication and control
board (26).
Procedure to replace the MEMORY board:
• Perform the “Inverter total de-energization and safe access” procedure before operate on the inverter.
• Open the front wiring box cover (07).
WARNING – B Do not open the power module cover (06) during the replacement operation.
• Remove the MEMORY board to be replaced.
• Install the new MEMORY board .
• Reconnect all the input strings and restart the inverter.
J9 J10
X2
J20
J2
S2
J4
J1
S1 S3
J3
J6
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