Brother 2270DW low toner trick

When the toner light comes on but you still have toner, try this.
This all came from this site: http://www.fixyourownprinter.com/forums/printer/70186

Go to the IP address of the printer in your browser.
Go to Printer settings.
See the Replace Toner at the bottom of the page. Change from Stop to Continue and then Submit.

If the toner light is already blinking on your printer, you might need to reset it.
Please do the following steps to reset the toner sensor.

- Open the front cover and leave open while completing the following steps.
- Turn the printer off.
- Hold the 'go' button (or "start' button) while turning the printer on. All panel lights should be on.
- Release the 'go' button (or "start' button).
- Press the 'go' button (or "start' button) 2 times.
- Pause. All panel lights should be on.
- Press the 'go' button (or "start' button) 5 times.
The toner light should be off. (error may be flashing)
The paper light should be on or flashing.
- Close cover. The ready light should be the only light on.