REDUCING THE IMAGE QUALITY FOR TONER SAVING
This function minimizes toner consumption when making copies such as in-house resources, which are not affected even if the image quality is reduced slightly. The toner saving level can be selected from up to three levels.
Tap the [Others] key, and tap the [Toner Save Mode] key. 
Select the toner saving level.
After the settings are completed, tap 
and [Back] keys in sequence.
and [Back] keys in sequence.
If user authentication is enabled, you can permit each user group to use the toner save mode.
To change the toner save mode setting:
In "Setting mode", select [System Settings] → [Energy Save] → [Toner Save Mode].
- Toner Save Mode is not available when it is disabled in "Setting mode".
- The toner save is canceled for pattern printing.