Understanding the status LED

The color of the LED indicates the machine's current status.


	To resolve the error, look at the error message and its instructions from the troubleshooting part (seeUnderstanding display messages). You also can resolve the error with the guideline from the computers’s Printing Status or Smart Panel program window (seeUsing Samsung Printer Status or seeUsing Smart Panel If the problem persists, call a service representative.

Status			Description
Status LED	Off		The machine is off-line.
	Green	Blinking	When the backlight blinks, the machine is receiving or printing data.
	Green	On	The machine is on-line and can be used.
	Red	Blinking	A minor error has occurred and the machine is waiting for the error to be cleared. Check the display message. When the problem is cleared, the machine resumes. For some models that does not support the display screen on the control panel, this feature is not applicable. Small amount of toner is left in the cartridge. The estimated cartridge life^[a] of toner is close. Prepare a new cartridge for replacement. You may temporarily increase the printing quality by redistributing the toner (see Redistributing toner).
	Red	On	A toner cartridge has almost reached its estimated cartridge life^[a]. It is recommended to replace the toner cartridge (see Replacing the toner cartridge). The cover is opened. Close the cover. There is no paper in the tray when receiving or printing data. Load paper in the tray. The machine has stopped due to a major error. Check the display message (see Understanding display messages). A paper jam has occurred (see Clearing paper jams).
Power/Wakeup LED	Blue	On	The machine is in power save mode.
Power/Wakeup LED	Blue	Off	The machine is in ready mode or machine’s power is off.
^[a]Estimated cartridge life means the expected or estimated toner cartridge life, which indicates the average capacity of print-outs and is designed pursuant to ISO/IEC 19752. The number of pages may be affected by operating environment, percentage of image area, printing interval, graphics, media and media size. Some amount of toner may remain in the cartridge even when red LED is on and the printer stops printing.