Troubleshooting
0SU0-04Y
An error message appears on the display if an operation problem occurs, such as when toner runs out or the memory is full. Check the information below for details about each message.
Check that orange tape on the toner cartridge has been removed.
The sealing tape on the toner cartridge is still attached.
Remove the sealing tape.
Cleaning failed.
Paper jammed during cleaning.
Remove the jammed paper, set paper correctly, and perform cleaning again.
Communication failed.
The cable is not connected to the machine correctly.
Check that the machine is connected to the network using the correct cable, then turn the power OFF and ON.
See Getting Started.
The network settings are incorrect.
Check the network settings.
Mem. full. Check error w/ Status Monitor key.
The memory became full of print data that could not be printed due to errors.
Cancel printing of the documents with errors or print the documents by selecting <Skip Error>.
Memory full. Process secure print jobs.
Memory became full of secured documents that were not printed.
Print the secured documents that are stored in memory.
Memory media is restricted.
The function that prints files in a USB memory device is disabled.
Set <Memory Media Print> to <On>.
No Paper
Paper is not loaded in the paper drawer or the multi-purpose tray.
Load the paper.
Paper on which reports or lists can be printed is not loaded.
Reports or lists can be printed on A4 or Letter size paper. Load A4 or Letter size paper and set its size. Also, set the paper type to <Plain>, <Recycled>, <Color>, or <Thin> depending on the loaded paper.
No response from host.
The machine is not connected to a network correctly.
Check the machine and network settings, and connect again.
Paper jammed.
Paper jams.
Remove the jammed paper, and print again (Printing may resume automatically).
Printing is restricted.
The logged on user does not have the access privileges for this function.
Contact your Administrator about access privileges (the Department ID and PIN).
The drum unit has reached the end of its lifetime.
Replace the drum unit with a new one intended for use with this machine. For more information about replacing the drum unit, contact your local authorized Canon dealer.
Replace toner cart.
The toner cartridge has reached the end of its lifetime.
Replace the toner cartridge with a new one intended for use with this machine.
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
Change the setting of <Paper Settings> to match the loaded paper size.
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
Load the paper with the size that is set to <Paper Settings>.
The remaining toner info. cannot be detected properly. A non-Canon cartridge or a cartridge with the wrong item number may be inserted, or no cartridge is inserted. Continue Use: Press OK Do Not Use: Press Stop
The toner cartridge is faulty.
Replace the toner cartridge.
NOTE:
If you press 
, you can continue configuring the mode and other settings without immediately replacing the toner cartridge.
, you can continue configuring the mode and other settings without immediately replacing the toner cartridge.A non-Canon cartridge or a cartridge with the wrong item number may be inserted.
It is recommended to replace the toner cartridge with a new one intended for use with this machine.
A toner cartridge is not inserted.
Insert the toner cartridge.
Toner Low (Replacement Not Yet Needed)
The amount of toner remaining is low and the toner cartridge needs to be replaced soon.
Make sure that you have a replacement toner cartridge ready before the toner runs out.
Use Remote UI to set info. necessary for authentication.
The IEEE 802.1X 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 pair is registered.
If using TTLS or PEAP, check whether a user name and password are set correctly.
