- 57 -3. Basic Operations• Check that the machine is not receiving data before shutting down.• Press and hold the power switch for 5 seconds or more to force shut down the machine. Use this method only if aproblem occurs.For troubleshooting of this machine, see "Troubleshooting (Advanced Manual)".1 Press the power switch for approximately a second.The "Shutting down. Please wait. Printer will turn off automatically." message isdisplayed on the display screen, and the power switch LED lamp flashes atapproximately one-second intervals.After a while, the machine automatically turns off, and the power switch LED lamp goesout.What You Should Do If You Do Not Use This Machine for an ExtendedPeriod of TimeIf you do not use this machine for an extended period of time due to holidays, trips, or otherreasons, unplug the power cord from the outlet.This machine does not have functional failures if the power cord is unplugged for an extended period of time (fourweeks or more).Turning the Machine Off