How do I reset my brother TN 420?

Reset DR420 for Brother HL Printer Models

Turn on the printer and replace the drum. Keep the front door open.
Press and hold the Go button for 4 seconds or until all four LEDs light up.
Release the Go button and close the front door.
If the drum light is off, the drum unit is reset.

How do you reset the toner on a TN 450?

Turn off power to the printer.
Open the front cover to the toner/drum section of the printer.
Press and hold the “Go” button while turning on power to the printer.
Release the “Go” button after “Toner, Drum, and Error” LEDs turn on with the “Ready” LED turn off.

How can I fix my toner cartridge?

The most likely fix for this problem is to take the cartridge out. If it’s empty, replace it with a new cartridge. If it still has toner left inside, install it back in the printer, taking care to insert the cartridge properly. Always turn your printer off before attempting to change a cartridge.

Why is my printer saying no toner?

The No Toner message appears if the toner cartridge or the toner cartridge and drum unit assembly is not installed correctly. Remove the toner cartridge from the drum unit, and reinstall the toner cartridge back in the drum unit. Reinstall the toner cartridge and drum unit assembly back in the machine.

How do you clear the toner error on a Brother HL-2240?

Toner and Drum Counter Reset for Brother HL-2130, HL-2240 and similar printers

Ensure the printer is turned off.
Hold the “Go” button while turning the printer on.
Press the “Go” button twice.
Wait for 2 seconds.
Press the “Go” button five times.
Closet he front cover.

How do I clear the error on my Brother HL-2270DW?

Reset drum light on Brother HL-2270dw

Open the front door to the printer.
Press and hold the “Go” button until all four status LEDs turn on (Toner, Drum, Error, Ready).
Release the “Go” button.
Close the front door of the printer.

What is the difference between TN420 and TN450?

The only difference between them is that the TN450 cartridge is the High-Yield version, meaning it has more toner and can print more than the standard yield Brother TN420 toner. The Brother TN420 toner can print about 1,200 pages per cartridge while the TN450 toner yields over double the amount with 2,600 pages.