9.10   <
Troubleshooting>
Print cartridge-related messages
Message Meaning Suggested solutions
Install Toner A print cartridge is not 
installed.
Install a print cartridge.
Invalid Toner The print cartridge you have 
installed is not for your printer.
Install a Xerox-genuine print cartridge, designed for your printer.
Toner Low The print cartridge is almost 
empty.
Take out the print cartridge and thoroughly shake it. By doing this, you can temporarily 
reestablish printing operations.
Toner Low
Replace Toner
The toner in the cartridge has 
run out.
Install a new genuine print cartridge. 
You can keep printing but the quality cannot be guaranteed, and the product support is no 
longer provided. 
You can configure the machine to not see the Toner Low Replace Toner message. 
See page 8.5.
Replace Toner The toner in the cartridge has 
run out.
This message appears when you turned off the Toner Low Replace Toner message. 
See page 8.5.
Install a new genuine print cartridge.
You can keep printing but the quality cannot be guaranteed, and the product support is no 
longer provided.