This mode lowers the temperature of the fusing unit and makes the machine wait in low power consumption state.
Preheat mode will activate when the set duration of time elapses in waiting status without executing a job.
Compared to Auto Power Shut-Off Timer, the amount of energy saved is less and the wakeup time is shorter.

In the preheat mode, the [Home Screen] button is lit and the light goes off for the touch panel and the [Power Save Mode] button. The touch panel remains displayed.
The touch panel is cleared when it is tapped or the [Home Screen] button is pressed.
To set preheat mode:
In "Setting mode", select [Energy Save] → [Preheat Mode Setting].