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Reference
Definition of LED Lamp
LED lamp on the Brother QL printer indicates the current operating
condition.
Lamp
Condition
Not lit
Power is OFF.
Green lamp is lit
Power is ON.
Green lamp is flashing
Receiving the date from PC. (For QL-580N only)
Orange lamp is lit
The roll cover is opened. Close the roll cover properly.
Orange lamp is flashing
Cooling
(Wait for temperature of print head to lower)
Red lamp is lit
Activating the boot. (For QL-580N only)
Red lamp is flashing
Indicates one of the following errors.
• Label sensor error
(End of DK Roll or label jam)
• Incorrect DK Roll installed
• Transmission error
1 LED Lamp