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444 Understanding Printer Messages
010-317 Turn off the printer, wait for 30 minutes to let the fusing unit cool, and then make sure that the fusing unit
is fully installed. For more information about installing the fusing unit, see "Replacing the Fusing Unit."
010-351 Turn off the printer. Remove the used fusing unit, and install a new fusing unit. For more information about
replacing the fusing unit, see "Replacing the Fusing Unit."
010-377 Turn off the printer. Confirm that the fusing unit is correctly installed, and turn on the printer. Contact
customer support if this failure is repeated. For more information about installing the fusing unit, see
"Replacing the Fusing Unit."
016-316 Turn off the printer. Remove the optional 512MB memory module from the slot, and then reattach it firmly.
Turn on the printer. Contact customer support if this failure is repeated.
016-318 Remove the unsupported memory module. Contact customer support if this failure is repeated.
016-338 Turn off the printer, and turn it on again. If the error message remains on the touch panel, confirm that the
wireless adapter is securely inserted. Contact customer support if this failure is repeated.
016-404 Contact your system administrator. For more information about digital certificate problems, see "Digital
Certificate Problem."
016-405 Security setting mismatch. Initialize the security setting, and then restart the printer. Contact your system
administrator for the security resetting.
016-503 Unable to resolve the e-mail SMTP server hostname. Select
Close, or wait for 60 seconds for the printer to
recover. Check if SMTP server and DNS server are set correctly.
016-504 Unable to resolve the e-mail POP3 server hostname. Select
Close, or wait for 60 seconds for the printer to
recover. Check if user name and password for POP3 server and DNS server are set correctly.
016-505 E-mail POP3 server login error. Select
Close, or wait for 60 seconds for the printer to recover. Check if user
name and password used for POP3 server are set correctly.
016-506 SMTP server is not configured. Select
Close, or wait for 60 seconds for the printer to recover. Check if
SMTP server or POP server is set.
016-507 E-mail SMTP server login error. Select
Close, or wait for 60 seconds for the printer to recover. Check if
user name and password used for SMTP server are set correctly.
016-520 IPsec certificate error. (Certificate error of the printer.) The certificate of the printer is invalid. Contact your
system administrator. Reset the certificate from other connectable clients with Dell™ Printer
Configuration Web Tool. If no device can be connected, disconnect Ethernet cable, turn off the IPsec, and
then reset the certificate with Dell Printer Configuration Web Tool.
016-521 IPsec certificate error. (Remote device certification verification error.) The certificate of the destination
client is invalid. Contact your system administrator. Confirm the certificate of the destination client and
reset.
016-522 LDAP certificate error. (No client certificate exists.) The SSL client certificate is requested by the LDAP
server. Set the SSL client certificate to the device. Contact your system administrator.
016-523 LDAP certificate error. (Server certificate verification error.) The SSL certificate of the LDAP server is not
trusted by the device. Register the root certificate of the SSL certificate of the LDAP server with the device.
016-524 LDAP certificate error. (No server certificate exists.) Change the SSL certificate of the LDAP server to a
valid SSL certificate.
016-527 LDAP certificate error. (SSL authentication internal error.) The error has occurred inside the program.
Contact your system administrator.
016-534 The LDAP server information setting for ColorTrack PRO is invalid. Check the LDAP server setting of the
printer.
016-541 A wireless certificate (server or client) cannot be correctly referenced while using Wireless LAN
WPA-Enterprise or WPA2-Enterprise. Ask your system administrator to connect the printer with a wired
network, initialize the wireless settings, import the wireless certificate, and set WPA-Enterprise or
WPA2-Enterprise again.
Error-Code What you can do