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22 Problem Solving
Status Code Cause and Remedy
016-372
[Cause] An error occurred.
016-373
[Remedy] Switch off the machine power, make sure that the touch screen is blank, and then switch
016-374
on the machine power. If the same message is displayed again, contact Customer
016-375
Support at dell.com/contactdell.
016-376
016-377
016-378
016-379
016-380
016-381
016-382
016-400
[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.
016-401
[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.
016-402
[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.
016-403
[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.
016-404
[Cause] An internal error occurred.
[Remedy] Execute the operation again. If the error still is not resolved, contact Customer Support
at dell.com/contactdell.
016-405
[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).
016-406
[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].
016-407
[Cause] After automatically obtained the IP address, the machine failed to retrieve proxy server
016-408
settings from the DHCP server.
016-409
[Remedy] Modify the customized program and install it again.
016-410
016-411
016-412
558