Samsung ML-331X - Manual (Page 28)

30 2. Menu overview and basic setup
Printing a demo page
Print a demo page to make sure that the machine is operating
correctly.
1 Press (Menu) button on the control panel.
2 Press Information > OK > Demo Page > OK.
3 Press Print? > Yes > OK.
A demo page prints out.
If your machine does not have a display screen, press and
hold (Cancel) button for about 5 seconds until the status
LED blinks, and release.