Samsung SL-M2070W-XAA - Manual (Page 99)

Understanding display messages
99 4. Troubleshooting
7
Toner-related messages
Message Meaning Suggested solutions
Install Toner
Cartridge
A toner cartridge is not installed. Install a toner cartridge.
Not Compatible
Toner cartridge
The toner cartridge you have installed is not for your machine. Install a Samsung-genuine toner cartridge, designed for your
machine.
Prepare new cartridge Small amount of toner is left in the indicated cartridge. The
estimated cartridge life of toner is close. Prepare a new cartridge for a replacement. You may temporarily
increase the printing quality by redistributing the toner (see
"Redistributing toner" on page 71).