In order to set an IP to the non-fiscal printer you need to follow the next steps:
1. Download the Epson Net Config driver from here
2. Connect the non-fiscal printer to the PC by using the network cable
3. Open Epson Net Config
4. Switch from the wireless network to the internal network (Right click on the wi-fi sign on the bottom right corner -> select "Open network and sharing centre" -> click on "Change adaptor settings" -> right click on wireless -> Select "Disable wireless")
5. If you do not see the printer listed, click on the refresh button
6. Double click on the printer. Wait until the settings page of the printer loads. From the left side, select "Basic" from the "TCP/IP" menu and fill in the IP Address, Subnet Mask and Default Gateway fields
7. To find out the Subnet Mask and Default Gateway values, read the article about finding the IP of your PC.
8. After you filled in those fields, click on the "Transmit" button. After following these steps, the printer will look like below in Epson Net Config:
You can now disconnect the network cable from the PC and connect it to the router and then follow the steps on how to connect the printer in Ebriza.
Also, you can then later verify, at any time, the IP address directly from the printer by following the instructions in this article.