Canon LBP7780CX User Manual page 556

(1) [Sleep Settings]
The settings related to sleep mode operation are displayed.
(2) [Timer Settings]
The settings related to timer operation are displayed.
(3) [Warning Step]
The settings related to warning display are displayed.
(4) [PDL Selection (Plug-n-Play)]
The currently selected page description language is displayed.
(5) [Date/Time Settings]
The settings related to date and time are displayed.
(6) [Panel Display/Notification Settings]