Dell C5765DN Dell Color Laser Multifunction Printer User's Guide - Page 558

22 Problem Solving Status Code 016-372 016-373 016-374 016-375 016-376 016-377 016-378 016-379 016-380 016-381 016-382 016-400 016-401 016-402 016-403 016-404 016-405 016-406 016-407 016-408 016-409 016-410 016-411 016-412 Cause and Remedy [Cause] An error occurred. [Remedy] Switch off the machine power, make sure that the touch screen is blank, and then switch on the machine power. If the same message is displayed again, contact Customer Support at dell.com/contactdell. [Cause] The user name or password for 802.1x authentication does not match. [Remedy] Confirm and correctly enter the user name or password. If the error still is not resolved, check whether the network environment is set correctly. [Cause] The 802.1x authentication method cannot be processed. [Remedy] Set the authentication method of the machine to the same method as set for the authentication server. [Cause] The authentication connection timed out. [Remedy] Confirm the network connection and switch setting of the authentication device physically connected to the machine via a network, and check whether it is connected to the machine correctly. [Cause] The root certificate did not match. [Remedy] Confirm the authentication server and store the root certificate of the server certificate of the authentication server into the machine. If you cannot acquire the root certificate of the server certificate, set [Server Certificate Verification] of [IEEE 802.1x Settings] to [Disabled] on the touch screen. [Cause] An internal error occurred. [Remedy] Execute the operation again. If the error still is not resolved, contact Customer Support at dell.com/contactdell. [Cause] An error occurred in the certificate stored in the machine. [Remedy] Initialize the certificate. For more information on initializing certificates, refer to "Delete All Certificates/Initialize Settings" (P.308). [Cause] An error occurred in the SSL client certificate. [Remedy] Take one of the following measures: 1)Store an SSL client certificate in the machine, and set it as the SSL client certificate. 2)If an SSL client certificate cannot be set on the machine, select an option other than [EAP-TLS] in [Authentication Method]. [Cause] After automatically obtained the IP address, the machine failed to retrieve proxy server settings from the DHCP server. [Remedy] Modify the customized program and install it again. 558