CONTROL PANEL 3 - 5
Light-emitting diodes (LEDs)The LED is a light that shows the printer status.
Status LED (Green)
LED indication Meaning
On Ready to print
Printing
Sleeping
Data remains in the printer buffer (when DATA EXISTS shows on the LCD).
Blinking Receiving or processing data
Off Off-line
Alarm LED (Red)
LED indication Meaning
On There is an error in the printer.
Off There is no error in the printer.