The indicator light and blink to indicate the printer's status. The following symbols are used in this FAQ to explain the meaning of the different indicator colors and patterns.

or or	Indicator is lit in the color shown
or or	Indicator is flashing in the color shown
	Indicator is off

Status LED	Condition	Solution
	Power is off	-
	Power is ON	-
	Idle mode
	Feed mode
	Printing mode
	Cutting mode
	Self checking mode
	Printing printer settings mode (For QL-580N only)
(Once every 0.8 second)	Transferring data	-
	Printing mode (Receiving Data)
	Printing printer settings mode(Creating Data) (For QL-580N only)
	The DK Roll Compartment Cover is open.	Close the DK Roll Compartment Cover correctly. (See "Why is the Status LED on the machine ORANGE?")
(Once every 0.8 second)	Cooling mode	Wait approximately 10 minutes, and then try printing again.
	Boot mode	Turn off the printer and then turn it on again. If the problem still occurs, contact Brother Customer Service.
	Reset mode	-
(Once every 0.4 second)	Label sensor error	Replace the DK Roll with a new one. If a sufficient amount of the roll remains, re-install it correctly. (Make sure the paper passes through under the sensor.) (See "How do I install/change the label roll?")
	Incorrect DK Roll installed	Install the correct DK Roll and then close the DK Roll Compartment Cover correctly. (See "How do I install/change the label roll?")
	Transmission error	Turn off the printer and then turn it on again. If the problem still occurs, contact Brother Customer Service.
	Cover open error	Close the DK Roll Compartment Cover correctly and then, restart the printing.
	Cutter error	If the cutter error occurs, keep the DK roll compartment cover closed and press ON/OFF button. The cutter moves back to the normal position and turns the machine OFF automatically. After the machine is OFF, inspect the cutter unit and remove the paper jam. If the problem still occurs, contact Brother Customer Service.
	System error	Turn off the printer and then turn it on again. If the problem still occurs, contact Brother Customer Service.