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Connect the M400 to your wired network


  • Connect your Ethernet cable to the ETH port on the dongle.

    Only connect a regular Ethernet cable to the ETH port. Using any other type of cable or another port (for example, the RS232 port) might severely damage the device.

(Optional) Configure a static IP address

To assign a static IP address to the terminal:

  1. On a connected terminal, press 9 and then
  2. Enter your Admin PIN code and then press . If you don't know this code, see our POS Troubleshooting section.
  3. Select Network and then, depending on your connection type:

    Connection type Select
    Wired Ethernet.
    Wireless WiFi > select your Wi-Fi network > IP Settings.
    Bluetooth Bluetooth > IP Settings.
  4. In IP Settings, clear the Use DHCP checkbox.
  5. Enter your network details. To type a period (.), press 1 twice. Enter the IP address, the Subnet mask, the Default gateway, the Preferred DNS, and the Alternate DNS.

    The static IP address must be unique in the network and, if you have more than one terminal, unique for each terminal.

  6. Select Apply.