Samsung ML-4550, ML-4551ND manual Toner cartridge-related messages, Troubleshooting

Toner cartridge-related messages

Message	Meaning	Suggested solutions
Install Toner	A toner cartridge is not installed.	Install a toner cartridge.
Invalid Toner	The toner cartridge you have	Install a Samsung-genuine toner cartridge, designed for your printer.
	installed is not for your printer.
Toner Low	The toner cartridge is almost	Take out the toner cartridge and thoroughly shake it. By doing this, you can temporarily
	empty.	reestablish printing operations.
NonGenuine Toner	The toner cartridge installed is not	You can select either Stop or Continue. If you do not select any, the printer will work as
Stop	a genuine cartridge.	Stop is selected.
		If you select Stop, you cannot print until the genuine cartridge is installed. However, you
		can still print any kind of reports.
		If you select Continue, you can keep printing but the quality cannot be guaranteed, and the
		product support is no longer provided.
		If you want to change the selection, turn the printer off and on to have this message appear
		again, and then re-select Stop or Continue.
NonGenuine Toner	The toner cartridge installed is not	This message appears when you selected Stop at the NonGenuine Toner prompt.
Replace Toner1	a genuine cartridge.	Install the genuine toner cartridge.
NonGenuine Toner	The toner cartridge installed is not	This message appears when you selected Continue at the NonGenuine Toner prompt.
Replace Toner	a genuine cartridge.	Install the genuine toner cartridge.
Toner Low	The toner in the cartridge has run	Install a new genuine toner cartridge.
Replace Toner	out.	You can keep printing but the quality cannot be guaranteed, and the product support is no
		longer provided.
		You can configure not to see the Toner Low Replace Toner message. See page 8.4.
Replace Toner	The toner in the cartridge has run	This message appears when you turned off the Toner Low Replace Toner message. See
	out.	page 8.4.
		Install a new genuine toner cartridge.
		You can keep printing but the quality cannot be guaranteed, and the product support is no
		longer provided.
Toner Exhausted	The lifespan of the toner cartridge	You can select either Stop or Continue. If you do not select any, the printer will work as
Stop	is reached.	Stop is selected.
		If you select Stop, you cannot print until the genuine cartridge is installed.
		If you select Continue, you can keep printing but the quality cannot be guaranteed, and the
		product support is no longer provided.
		If you want to change the selection, turn the printer off and on to have this message appear
		again, and then re-select Stop or Continue.
Toner Exhausted	The lifespan of the toner cartridge	This message appears when you selected Stop at the Toner Exhausted prompt.
Replace Toner1	is reached.	Install the genuine toner cartridge.
Toner Exhausted	The lifespan of the toner cartridge	This message appears when you selected Continue at the Toner Exhausted prompt.
Replace Toner	is reached.	Install the genuine toner cartridge.

9.8 <Troubleshooting>