Brother HL-5450DNT - Manual (Page 79)

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General Information
3
Please Wait
The machine is warming up.
Cooling Down
The machine is cooling down. Wait for a few seconds until the inside of the
machine has cooled down.
Receiving Data
The machine is either receiving data from the computer or processing data in
the memory.
Data Remaining
There is remaining print data in the machine's memory. If the Ready LED is
blinking for a long time and nothing has printed, press Go to print the remaining
data in the memory.
Toner Low
The toner cartridge will need to be replaced soon. Buy a new toner cartridge and
have it ready for when Replace Toner is indicated.
The Toner LED will turn on for 2 seconds and off for 3 seconds.
Replace Toner
Replace the toner cartridge with a new one.
See Replacing the toner cartridge uu page 95.
No Toner
Remove the drum unit and toner cartridge assembly, remove the toner cartridge
from the drum unit, and re-install the toner cartridge back into the drum unit
again. Re-install the drum unit and toner cartridge assembly back in the
machine. If the problem continues, replace the toner cartridge.
See Replacing the toner cartridge uu page 97.
Cartridge Error
The drum unit and toner cartridge assembly is not installed correctly. Take the
drum unit and toner cartridge assembly out of the machine and put it back in.
LEDs Machine Status