Samsung ML-4512ND-XAA - Manual (Page 69)

69 3. Maintenance
Setting the toner low alert
If the amount of toner in the cartridge is low, a message or LED
informing the user to change the toner cartridge appears. You can
set the option for whether or not this message or LED appears.
3
ML-451x Series/ ML-501x Series
1 Press (Menu) on the control panel.
2 Press Admin Setup > OK > Maintenance > OK.
3 Press Toner Low Alert > OK.
4 Select the option you want, then press OK.
4
ML-5015 Series/ ML-5017 Series
1 Press Setup from the Main screen.
2 Press System > Next > Maintenance.
3 Press Toner Low Alert.
4 Press the option you want.
5 Press the home icon ( ) to return to the Standby mode.