4FXC-047
Countermeasures for Each Message
Check the following to find out possible causes and solutions for each message.
A message appears on the display when operation becomes impossible due to occurrence of an error during printing or memory capacity depletion.
A counterfeit or non-Canon cartridge may be in use.
B&W printing is restricted. Only Color printing is available.
Black cartridge has reached end of life.
Cannot analyze the authentication server certificate.
Cannot find the access point.
When automatic setting with WPS was attempted, a wireless router or access point could not be detected within a specific period of time.
Connect again paying attention to the time limit.
An SSID or network key of a wireless router or access point was entered manually, but the entry was incorrect.
Check the SSID and network key, and enter the correct ones again.
A wireless router or access point could not be detected due to setting problems of the network to be connected.
Check whether the machine is properly installed and ready to connect to the network. Problems with Wireless LAN Connection
If the problem persists, check the security settings of the wireless router or access point.
Cannot print. A non-Canon or counterfeit cartridge may be in use.
The installed toner cartridge may be one with which print quality cannot be guaranteed.
The toner cartridge used may not be a genuine Canon product.
Cannot print RX data.
Received documents cannot be printed due to some specific situation.
Check if there has occurred one of the following situations. If messages including causes and solutions appear on the display, check the contents.
A cover is open.
There is no paper loaded.
The paper is jammed.
The toner cartridge is consumed.
An error has occurred.
Cart. Comm. Error A counterfeit or non-Canon cartridge may be in use.
A toner cartridge may not be installed correctly or may be faulty.
Re-install the toner cartridge. If re-installing the toner cartridge fails to clear the error message, the toner cartridge may be faulty. Contact the store where you purchased the toner cartridge or consult the Canon Customer Help Center.
The toner cartridge used may not be a genuine Canon product.
Cart. Comm. Error Cannot print. A non-Canon or counterfeit cartridge may be in use.
A toner cartridge may not be installed correctly or may be faulty.
Re-install the toner cartridge. If re-installing the toner cartridge fails to clear the error message, the toner cartridge may be faulty. Contact the store where you purchased the toner cartridge or consult the Canon Customer Help Center.
The installed toner cartridge may be one with which print quality cannot be guaranteed.
The toner cartridge used may not be a genuine Canon product.
Change the authentication password.
The password has expired.
Set a new password.
Check the authentication settings.
Color printing is restricted. Only B&W printing is available.
Could not connect.
Could not connect. Check the PSK settings.
The network key (PSK) of a wireless router or access point to be connected is not set to the machine correctly.
Check the network key (PSK) of the wireless router or access point, and set it to the machine again.
If the problem persists even after checking the network key, check whether the machine is properly installed and ready to connect to the network. Problems with Wireless LAN Connection
Could not connect. Device will restart.
Could not connect. Max no. of devices that can connect to access point reached
The machine attempted to connect to a wireless router or access point to which the maximum number of devices were already connected.
Decrease the number of devices (clients) that are connected to the wireless router or access point. For information on the maximum number of devices that can connect, see the instruction manual for the wireless router or access point, or contact the manufacturer.
Could not connect using the wireless LAN.
A connection failed due to an error while setting wireless LAN connection.
Restart the machine and set again.
If the problem persists even after restarting the machine, check whether the machine is properly installed and ready to connect to the network. Problems with Wireless LAN Connection
If the problem persists even after checking the wireless LAN connection, check the security settings of the wireless router or access point.
Could not connect using WPS.
When automatic setting with WPS was attempted, the connection failed due to an error.
Wait for a while, and set again. If the problem persists, check whether the wireless router or access point supports WPS.
If WPS is supported:
Check whether the machine is properly installed and ready to connect to the network. Problems with Wireless LAN Connection
If WPS is not supported:
Could not detect any connections from wireless devices.
Could not perform cleaning.
Paper jammed during cleaning.
Remove the jammed paper, set paper correctly, and perform cleaning again.
The amount remaining in toner cartridges required for cleaning the fixing assembly is insufficient.
Could not perform correction.
Could not perform Open System auth. Check WEP settings.
The authentication method of the machine is set to <Open System>, but that of a wireless router or access point is set to "Shared Key."
The MAC address of the machine is rejected because the MAC address filter is set at a wireless router or access point.
Set the wireless router or access point to permit the MAC address of the machine and your computer. For more information about how to set, see the instruction manual for the wireless router or access point, or contact the manufacturer. To check the MAC address of the machine, select <Menu> 
<Preferences> <Network> <Wireless LAN Settings> <Connection Settings> <Connection Information>.
<Preferences> <Network> <Wireless LAN Settings> <Connection Settings> <Connection Information>. Could not perform Shared Key auth. Check WEP settings.
The network key (the WEP key) of a wireless router or access point to be connected is not set to the machine correctly.
Check the network key (the WEP key) of the wireless router or access point, and set it to the machine again.
Connect again by selecting a wireless router or access point, or by manually changing the WEP authentication method to <Open System>.
The authentication method of the machine is set to <Shared Key>, but that of the wireless router or access point is set to "Open System."
Change the WEP authentication method to "Shared Key" at the wireless router or access point, and connect again. For more information about how to change, see the instruction manual for the wireless router or access point, or contact the manufacturer.
Cyan cartridge has reached end of life.
Direct Connection terminated.
Easy Conn. via PC ended due to timeout Device will restart.
End of Cart. Lifetime
The toner cartridge has reached the end of its lifetime.
Select one of the settings on the display.
NOTE
To display the replacement method, select <Display Recovery Steps> on the screen.
If you select <Continue Printing (Qlty. Not Guaranteed)>, you can continue printing, but the machine may malfunction.
Incorrect number of characters/invalid characters entered.
The network key (the WPA/WPA2-PSK or WEP key) of a wireless router or access point is not entered correctly.
Check the network key (the WPA/WPA2-PSK or WEP key) of the wireless router or access point, and set it to the machine again. For more information about how to check the network key, see the instruction manual for the wireless router or access point, or contact the manufacturer.
Key Lock is enabled.
Low Cartridge Level
Toner cartridge replacement time is near.
Make sure that you have a replacement toner cartridge ready. Replace the toner cartridge if you see this message before you start to print a large job.
NOTE
When selecting <Continue Printing>
When printing, you can continue printing the original.
If this message is displayed for the black toner cartridge while an I-Fax document is being received, the machine does not perform printing so that unclear print is avoided. To continue printing even if the amount remaining in toner cartridge is running low, set <Continue Print. When Amount in Cart. Low> to <On>.
Magenta cartridge has reached end of life.
Mem. full. Check error w/ Status Monitor key.
Memory full. Process secure print jobs.
Memory is full.
Printing was impossible due to insufficient memory space.
If a printing job is queued, wait until the job is completed.
Memory media is restricted.
No Paper
Paper is not loaded in the paper drawer or the manual feed slot.
Paper on which reports or lists can be printed is not loaded.
Load appropriate paper for printing reports or lists, and make settings for paper size and paper type.
Paper on which received documents can be printed is not loaded.
Load appropriate paper for printing the received document, and make settings for paper size and paper type.
NOTE
If you print received documents on paper other than A4 or Letter size, some portions of the image may be missing or the image may be divided and printed onto several sheets.
No reply from the destination.
A LAN cable may be disconnected, or there may be a problem in a switch.
Check the status of the LAN cables and switches.
No response from host.
Paper jammed.
Paper jams.
Remove the jammed paper, and print again (Printing may resume automatically). Clearing Paper Jams
Prepare the black cartridge.
Prepare the cyan cartridge.
Prepare the magenta cartridge.
Prepare the yellow cartridge.
Printing is restricted.
Set the correct authentication information.
Set the information necessary for authentication.
Size/Settings Mismatch
The paper size setting on the operation panel does not match the loaded paper size.
Match the paper size setting specified in <Paper Settings> and the size of the paper that is actually loaded.
To use the loaded paper
NOTE
If printing from a computer, check whether the paper size setting in the printer driver matches the loaded paper size.
To load paper without changing the settings
The authentication server certificate has expired.
The authentication server certificate is incorrect.
The WEP key is not set correctly. Check the WEP settings.
The network key (the WEP key) of a wireless router or access point to be connected is not set to the machine correctly.
Check the network key (the WEP key) of the wireless router or access point, and set it to the machine again.
The authentication method of the machine is set to <Shared Key>, but that of the wireless router or access point is set to "Open System."
Connect again by selecting a wireless router or access point, or by manually changing the WEP authentication method to <Open System>.
Change the WEP authentication method to "Shared Key" at the wireless router or access point, and connect again. For more information about how to change, see the instruction manual for the wireless router or access point, or contact the manufacturer.
Use Remote UI to set info. necessary for authentication.
The [IEEE 802.1X Settings] settings are incorrect.
Check whether [Login Name] is set correctly.
Check whether the [Use TLS], [Use TTLS], or [Use PEAP] check box is selected.
If using TLS, check whether a "key and certificate" is registered.
If using TTLS or PEAP, check whether a user name and password are set correctly.