Samsung SCX-3405 User Manual page 102

Understanding display messages
7
Toner-related messages
Message
Install Toner
Cartridge
Not Compatible
Toner cartridge
Prepare new cartridge
Meaning
A toner cartridge is not installed.
The toner cartridge you have installed is not for your machine.
Small amount of toner is left in the indicated cartridge. The
estimated cartridge life of toner is close.
Suggested solutions
Install a toner cartridge.
Install a Samsung-genuine toner cartridge, designed for your
machine.
Prepare a new cartridge for a replacement. You may temporarily
increase the printing quality by redistributing the toner (see
"Redistributing toner" on page 75).
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4. Troubleshooting