Canon imageCLASS MF275dw Wireless All-In-One Monochrome Laser Printer - Manual (Page 395)

● To display the screen for the function being used before the Auto Reset, specify the screen in [Selected
Function].
[ Default Function ]
[Selected Function]
[Auto Sleep Time]
[Menu] [Preferences] [Timer/Energy Settings]
Set the time after which the machine automatically goes into sleep mode. Reducing Power Consumption (Sleep
Mode)(P. 107)
* Use of the default settings is recommended to achieve the most effective power savings.
1 to 60 (min.)
Settings Menu Items
386