Additional Troubleshooting
1. Check that the modem or hub/router is functioning properly.
2. Check that the connection to the internal connector on the communication board is
properly done.
3. Check that the selected communication option is properly configured.
4. Use a method independent of the SolarEdge device to check whether the network
and modem are operating properly. For example, connect a laptop to the Ethernet
router and connect to the Internet.
5. Check whether a firewall or another type of network filter is blocking
communication.
StorEdge Three Phase Inverter Troubleshooting
Error Code Error Message Possible Cause and Troubleshooting
1Dx7D High battery voltage
Verify that the battery is connected to the
inverter as required.
1Dx7E Low battery voltage
Verify that the battery is connected to the
inverter as required.
1Dx88 Internal communication error
Verify that the RS485 connector on the
communication board is connected as
required.
1Dx89
Internal DC power connection
error
Verify that the connection between the
DCDC PCB and the inverter PCB is
connected as required.
1Dx8A High DC voltage fault
Verify that the connection between the
DCDC PCB and the inverter PCB is
connected as required and check for short
in string - inverter power connection.
1Dx8D High battery voltage
Verify that the battery is connected to the
inverter as required.
1Dx8E Low battery voltage
Verify that the battery is connected to the
inverter as required
1Dx9F Battery communication error
Verify that the CAN connectors are
connected as required.
1DxA0 Battery error Call battery vendor support.
StorEdge Three Phase Inverter MAN-01-00648-1.3
61 StorEdge Three Phase Inverter Troubleshooting
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