Canon LBP7660Cdn Manual page 911

Solution
"Receiving E-mail Data on the Mail Server and Printing (E-mail Print)"
FD Check firmware.
<Cause> There is an old version of the file inside the firmware.
Update the firmware.
Solution
"[Setup] Menu ([User Maintenance] Options)"
IE An unknown error has occurred.
<Cause> An unknown IEEE802.1X authentication error has occurred.
Restart the printer. If the error message still appears after restarting this printer, contact your local
Solution
authorized dealer.
IE Cannot analyze the certificate.
<Cause> During IEEE802.1X authentication, analysis of the certificate received from the authentication
server failed.
Solution Check the authentication server's certificate.
IE Change the password.
<Cause> The password used for IEEE802.1X authentication has expired.
Change the password registered in the authentication server, and reset the IEEE802.1X authentication
Solution password.
"Setting IEEE802.1X Authentication "
IE Check auth. settings
The printer and the authentication server use different IEEE802.1X authentication systems.
Change IEEE802.1X authentication systems.
Solution
"Setting IEEE802.1X Authentication "
IE No reply from the destination.
<Cause> During IEEE802.1X authentication, and error occurred while communicating with the
authentication server.
Solution Check to see if the cable is disconnected.
IE Set necessary authentication info.
<Cause> There is information missing from the IEEE802.1X authentication settings.
Check the IEEE802.1X settings, and reconfigure them.
Solution
"Setting IEEE802.1X Authentication "