Dell S3840cdn User Manual page 180

Status Code
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 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
018-425
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.
Wi-Fi Direct error due to Ad hoc confliction. Change Network Type for Wi-Fi to
018-439
Infrastructure.
018-440 Wi-Fi Direct error due to IPv6 confliction. Change IP Mode: to Dual Stack or IPv4.
Wi-Fi Direct error due to 5 GHz mode confliction. Change the Wi-Fi Band to Auto or
018-441
2.4 Ghz.
018-501 Check the network connection and the address of the CA server.
018-503 Communications with the CA server set in the machine failed.
Execute the authentication operation again.
018-504
018-506 Communications with the CA server set in the machine failed.
Try the same operation. Contact customer support if this failure is repeated.
018-507 Enter the correct user name or password.
018-508 Check the status of the authentication server.
018-557 The specified file name contains invalid characters.
018-558 Check whether the specified directory and file exist on the HTTP server.
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| Understanding Printer Messages
Cause and Remedy