Users Guide

Understanding Printer Messages | 305
018-412
018-413
The IPv6 address already exists on the network of Ethernet 2.
Change the IPv6 address of the network in which the address already exists.
018-414 IP address for IPv6 set manually in Ethernet 2 is incorrect.
Set the IP address correctly.
018-415 IP address for IPv6 set manually in Ethernet 2 is incorrect.
Change the Manual Address on the machine, or the IP address of IPv6 on the network
device, to remove the duplication of addresses.
018-416 The IPv6 address already exists in the network of Ethernet 2.
Change the IPv6 address of the network in which the address already exists.
018-424
018-425
The root or client certificate for WPA-Enterprise does not exist. Register the root or client
certificate in the printer. If you cannot obtain any of these certificates, Use an option other
than WPA-Enterprise.
018-426 The server certificate for WPA Enterprise is invalid or could not be obtained.
• Check if the server certificate has not expired. Check the certificate format and digital
signature algorithm are correct.
• If you cannot have a valid server certificate, select an option other than WPA-Enterprise.
018-427 Address range duplication between Wi-Fi and Wi-Fi Direct. Change the IP address setting
of the DHCP server of Wi-Fi Direct to avoid duplication.
018-428 The wireless LAN module is not connected correctly. Turn off the printer, and then check
the connection.
018-429 IPv4 address duplication on the network used for Wi-Fi. Change the IPv4 address of either
the printer or the device on the network.
018-430 IPv4 address duplication on the network used for Wi-Fi Direct. Change the IPv4 address of
either the printer or the device on the network.
018-431 IPv6 address (self-assigned address 1 or DHCPv6 address) duplication on the network used
for Wi-Fi. Change the IPv6 address of the device on the network.
018-432 IPv6 address (self-assigned address 2) duplication on the network used for Wi-Fi. Change
the IPv6 address of the device on the network.
018-433 IPv6 address (self-assigned address 3) duplication on the network used for Wi-Fi. Change
the IPv6 address of the device on the network.
018-434 The IPv6 address (manual) is invalid on the network used for Wi-Fi. Change the IPv6
address manually configured for the printer.
018-435 IPv6 address (manual) duplication on the network used for Wi-Fi. Change the IPv6 address
manually configured for the printer, or change the address of the device.
018-436 The link-local address of the printer is duplicated on the network used for Wi-Fi. Change
the IPv6 address of the device of the network.
018-500 The certificate does not exist in the authentication server.
Configure the server certificate. Or, cancel authentication.
018-439 Wi-Fi Direct error due to Ad hoc confliction. Change Network Type for Wi-Fi to
Infrastructure.
018-440 Wi-Fi Direct error due to IPv6 confliction. Change IP Mode: to Dual Stack or IPv4.
018-441 Wi-Fi Direct error due to 5 GHz mode confliction. Change the Wi-Fi Band to Auto or
2.4 Ghz.
018-501 Check the network connection and the
address of the CA se
rver.
018-502 The machine failed to transfer data using SMB of the Scan To service because computers
allowed to login are restricted.
Confirm the property information for the specified user, and check whether the
computers allowed to login to the server are restricted.
018-503
018-504
Communications with the CA server set in the machine failed.
Execute the authentication operation again.
Status Code Cause and Remedy