Miele PG 8504 Operating Instructions Manual page 68

Settings 
Display
68
The time of day can, if required, be displayed when the machine is
switched off.
Open the systems menu by switching the machine off with the 

button and then with the  held in switch it back on with the 
button.
Open the menu as follows:

 Settings 
 Time of day
 Display
– On
Time of day is constantly displayed when the machine is switched
off.
– On for 60 seconds
Time of day is displayed for 60 seconds when the machine is
switched off.
–
Do not display
The display is switched off.
Select an option using the  and  arrow buttons.

Press OK to save the setting.

Display
Do not display
On