Epson Ecotank ET-2721 User Manual page 43

1 Error code
2 Message
Note: Error codes and messages listed here may not all apply to your product.
Error Codes and Messages
Error code and message
E1
Confirm that the network cable is
connected and network devices such as
hub, router, or access point are turned on.
Solution
Make sure your router, access point, and/or hub are
turned on, and the network cable is securely connected to
your device and to your product.
If you are trying to set up Wi-Fi, remove the network cable
and set up Wi-Fi again. Ethernet and Wi-Fi cannot be
connected at the same time.
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