SMA SUNNY ISLAND 4.4M Operating Manual page 164

14 Troubleshooting
Event number Message, cause and corrective measures
10250
Package error rate [ok / high]
The package error rate has changed. If the package error rate is high, the network is over-
loaded or the connection to the network switch or DHCP server (router) is impaired.
Corrective measures:
10251 Communication status goes to [OK / Warning / Error / Not connected]
The communication status to the network switch or DHCP server (router) has changed. An ad-
ditional error message may be displayed.
10252
Communication impaired
There is no valid signal on the network line.
Corrective measures:
10253
Connection speed goes to [100 Mbit / 10 Mbit]
The data transfer rate has changed. The cause for the status [10 Mbit] can be a defective
plug, a defective cable or the pulling or plugging of the network connector.
Corrective measures if the status is [10 Mbit]:
10254
Duplex mode goes to [Full / Half]
The duplex mode (data transfer mode) has changed. The cause for the status [Half] can be a
defective plug, a defective cable or the pulling or plugging of the network connector.
Corrective measures if the status is [Half]:
164 SI44M-80H-13-BE-en-15
• Ensure that with an Ethernet connection, the network cable and the network connector
are not damaged and that the network connectors are correctly plugged.
• If necessary, increase the data query intervals.
• If necessary, reduce the number of devices in the network. 12 Troubleshooting SMA
Solar Technology AG 78
• Ensure that with an Ethernet connection, the network cable and the network connector
are not damaged and that the network connectors are correctly plugged.
• Ensure that the DHCP server (router) and any network switches are signalizing correct
operation.
• Ensure that with an Ethernet connection, the network cable and the network connector
are not damaged and that the network connectors are correctly plugged.
• Ensure that the DHCP server (router) and any network switches are signalizing correct
operation.
• Ensure that with an Ethernet connection, the network cable and the network connector
are not damaged and that the network connectors are correctly plugged.
• Ensure that the DHCP server (router) and any network switches are signalizing correct
operation.
SMA Solar Technology AG
Operating manual