The paper led flashing can be caused by no paper in the manual feed slot a paper jam the front cover is open the back cover is open dust on the drum or not having a drum installed.
Brother laser printer drum light flashing.
Close the front cover.
Reset the blinking drum light by holding down the printer s go button for approximately four seconds.
Do not release it until the four light emitting diode indicator lights on the printer s.
Check the meaning of led indication.
The machine will warn you when the drum is nearing the end of its life with a blinking led light usually indicating that the drum will need to be replaced soon.
Followed steps to reset the drum counter.
Make sure that the drum led is now off.
When the status led is dimmed green the printer is in sleep mode power save mode or deep sleep mode reducing more power consumption than sleep mode.
Turn the machine off.
Drum light was flashing on this printer so i replaced the drum for another original brother dr 3100.
Make sure the printer is powered on.
When the leds are on or flashing an error may occur.
To reset the drum counter follow the instructions below.
Brother laser printers track the life of the drum unit very closely as it is an essential component in laser printing technology.
Flashing drum and error leds or drum error in status monitor continues after replacing the drum 1.
To reset the drum counter press and hold down go for about 4 seconds until all the leds light up.
This indicates a service call error follow the steps listed below.
Pressing the go button wakes up the printer from sleep mode to ready mode.
When the new drum unit was installed were you able to print using the new drum and then the error re appeared after some printing or you could not print at all because the flashing drum and error leds or drum error did not clear.
I try to print a status page but the status light on the printer turns orange from green and the drum light flashes.
However when i close the front the drum light still flashes.
Once all four leds are lit release go.
The red status and amber paper toner drum leds lights are all flashing.