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Event number Message, cause and corrective measures
10253
[Interface]: 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]:
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.
10254
[Interface]: 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]:
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.
10255
[Interface]: Network load OK
The network load has returned to a normal range after being busy.
10282
[User group]-Login via [protocol] locked
After several incorrect login attempts, login has been blocked for a limited
time. In this case, the User login will be blocked for 15minutes, the
GridGuard login for 12hours.
Corrective measures:
Wait until the given time has expired and then retry login.
10283
WLAN module faulty
The WLAN module integrated in the inverter is defective.
Corrective measures:
Contact the Service (see Section11 "Contact", page67).
8 Troubleshooting
SMA Solar Technology America LLC
User ManualSB30-77-1SP-US-40-BA-en-1150
50


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