Make sure the printer is turned off and the operation panel is unlit, and then unplug the power plug from the outlet and remove the following items from the printer.
Power cord
Interface cables
Loaded paper
Installed optional paper cassette units
When moving the printer, always keep it horizontal and avoid subjecting it to shocks.
Separate the printer and the optional paper cassette unit.
Unlock the stopper for the casters. Avoid steps when moving the printer to prevent it from being subjected to shocks.