You can set the machine to automatically return to its initial condition if it is left idle for a certain period of time. This is called "Auto Reset".
The Auto Reset time can be set between one and five minutes. It also can be set to [Off]. For details see System Settings.
The default for Auto Reset is Off.
Auto Reset will not be performed if:
a warning message appears
there is no ink
originals or paper are jammed
it is making master or printing
it is printing the second page of a combined print job
it is loading original images into memory
you are making changes with User Tools
there is no paper
there is no master
the master eject box is full
originals are left in the ADF
a cover is open
you select [Off] for "System Auto Reset Timer" with User Tools