Brother MFC-3240C - Manual (Page 88)

3 - 26 USING THE CONTROLCENTER2.0
Quick-Dial (not available for MFC-210C)
The Quick-Dial button allows you to open the Set Quick-Dial
window of the Remote Setup Program, so you can easily register or
change the dial numbers from your PC to the machine.
Ink Level
The Ink Level button opens the Status Monitor window, which
displays the ink level for each cartridge.