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● Reinstall
the toner cartridge. If this message does not disappear after reinstalling several times, the toner
cartridge might be possibly broken. Contact the store where you purchased the toner cartridge, or consult
the Canon Customer Help Center.
Replacing the Toner Cartridge(P. 443)
Y
ou might not be using a Canon genuine toner cartridge.
● We recommend Canon genuine toner cartridges as replacement toner cartridges.
Consumables(P. 460)
Cannot change the destination type of any destination that is registered to a
gr
oup.
A selected destination could not be edited because it was registered to Group Dial.
● T
o change the type of destination that is registered to Group Dial, rst delete the registered destination
from Group Dial. Next, change the destination type, and then register the destination to Group Dial again.
Cannot connect using Direct Connection.
An error has occurred while starting Access Point Mode.
● Set
an IP address other than "192.168.22.xx". If you still cannot connect, check the subnet mask setting.
For details, contact your Network Administrator.
Setting IPv4 Address(P. 32)
Cannot connect using Direct Connection. Check the network connection.
Access Point Mode was started without the device being connected to the access point.
● Start Access Point Mode after connecting the de
vice with the access point.
Cannot export. An error has been detected during le cr
eation.
Exporting the address book failed.
● Check the USB cable connecting the machine to a computer.
● Check if you have access permission to the destination folder of the addr
ess book on the computer.
Importing/Exporting Address Book Data with the Supplied Software(P. 353)
You cannot access or edit the address book if you do not have access permission to the destination folder of
the addr
ess book. If you do not have permission, log on as a user with access privileges, or change the
destination for saving the address book.
Troubleshooting
492
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