Operation Manual

Countermeasures for Each Message
1W2X-0AH
If you cannot send a fax or the memory is full, or you encounter oper
ation problems, a message appears on the
display. Find out more information about messages in the following list.
A counterfeit or non-Canon cartridge may be in use. The amount in the
cartridge cannot be displayed correctly.
The toner cartridge used may not be a genuine Canon product.
● Only genuine Canon toner cartridges should be used as replacement toner cartridges.
Consumables(P. 615)
An error occurred during certicate verication.
The certicate has e
xpired, or contains incorrect information.
● Install the correct CA certicate.
Registering the Key and Certicate for Network Communication
(P. 386)
● Check the certicate for validity period and domain name in the DNS settings.
Black & White copying is restricted. Only Color copying is available.
Black and white copying is disabled in the Department ID Management.
● T
o copy in black and white, log in using a Department ID for which black and white copying is not
restricted. For the Department ID and PIN, contact your Administrator.
Setting the Department ID Management(P. 353)
Black & White printing is restricted. Only Color printing is available.
Black and white printing is disabled in the Department ID Management.
● T
o print in black and white, log in using a Department ID for which black and white printing is not
restricted. Contact your Administrator for the Department ID and PIN.
Setting the Department ID Management(P. 353)
Cannot analyze the authentication server certicate.
The authentication server certicate may be invalid, or the certicate may be in a format that the
printer does not support.
● Check the authentication server certicate.
Conguring IEEE 802.1X Authentication Settings(P
. 395)
Troubleshooting
649