Samsung ML-186XW - Manual (Page 21)

Function Description
Power On/Off Press this button to turn the power on or off.
Cancel print job During printing, press this button once. The
print job is cleared from both the machine and
the computer and then the machine returns to
the ready mode. This may take some time
depending on the size of the print job.
If you press this button for more than 3
seconds, the power goes off.
Introduction_ 21
Turning on the machine
1. Plug in the power cord.
2. Press on the control panel.
If you want to turn the power off, press and hold this button for
about 3 seconds.