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Symptom
Cause
Action
016-404 is displayed when trying to
use security functions that require
certificates.
The certificate data stored in
internal memory is either deleted,
corrupt, or is not readable.
Import the certificate and enable the security
settings again.
A certificate cannot be set with
"Certificate Details".
The validity period is invalid.
The validity period of the certificate is invalid.
Confirm whether the time setting of the machine is
correct, and whether the validity period of the
certificate has expired.
The certificate path is invalid.
The certificate chain (path validation) of the
imported certificate may not be correctly validated.
Confirm whether all of the high-level certificates
(Trusted/Intermediate) have been imported and are
not deleted, and whether the validity period has
expired.
Although a certificate was imported,
it is not displayed when selecting
with "Local Device".
The type of the certificate is
incorrect.
To import a certificate for use with the device (own
device), import the secret key and a certificate of
the PKCS#12 (p12/pfx) format as a pair.
Server validation is not operating
correctly.
The certificate chain is incorrect
when importing.
Although importing a root certificate (Trusted) to
use for server authentication, an Intermediate
certificate may be required when validating the
path.
When executing a certificate file with the
certification authority, create the certificate with a
format including all paths and then import that
certificate.
Digital Signature cannot be selected The certificate cannot be associated. Either the certificate has not been imported or the
with the IPsec setting.
certificate has not been associated for use with
Digital Signature of IPsec. Refer to "Setting the
Certificate in the IPsec Digital Signature Mode" to
set a certificate of IPsec.
Troubleshooting Guide
345
Summary of Contents for C2660dn
Page 1: ...Dell C2660dn Color Laser Printer User s Guide Regulatory Model C2660dn ...
Page 2: ......
Page 16: ...Template Last Updated 2 7 2007 14 Contents ...
Page 18: ...16 ...
Page 20: ...Notes Cautions and Warnings 18 ...
Page 22: ...Dell C2660dn Color Laser Printer User s Guide 20 ...
Page 26: ...24 Finding Information ...
Page 28: ...26 Product Features ...
Page 34: ...32 About the Printer ...
Page 36: ...34 ...
Page 38: ...36 Preparing Printer Hardware ...
Page 62: ...60 Setting the IP Address ...
Page 66: ...64 Loading Paper ...
Page 82: ...Installing Printer Drivers on Windows Computers 80 ...
Page 94: ...Installing Printer Drivers on Linux Computers CUPS 92 ...
Page 96: ...94 ...
Page 100: ...98 Operator Panel ...
Page 148: ...146 Dell Printer Configuration Web Tool ...
Page 202: ...200 Understanding the Printer Menus ...
Page 214: ...212 Loading Print Media ...
Page 215: ...Printing 19 Printing 215 213 ...
Page 216: ...214 ...
Page 234: ...232 ...
Page 270: ...268 ...
Page 304: ...302 Maintaining Your Printer ...
Page 322: ...320 Clearing Jams ...
Page 323: ...Troubleshooting 28 Troubleshooting Guide 323 321 ...
Page 324: ...322 ...
Page 349: ...Appendix Appendix 349 Index 351 347 ...
Page 350: ...348 ...