Miele CM6110 - Locking the Coffee Machine (System Lock ); Water Hardness; Display Brightness; Volume

Settings
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Locking the coffee machine
(System lock)
You can lock the coffee machine to
prevent it being used without your
knowledge, by children, for example.
Activating and deactivating the
system lock
When the system lock is activated, the
Switch on at option for the timer is
deactivated. The coffee machine will
not switch on at the time set.
Overriding the system lock
While the message Touch the OK sensor
for 6 seconds to unlock is in the display,
 touch the OK sensor for 6 seconds.
As soon as you switch the coffee
machine off, the system lock will be
activated again and the coffee
machine is locked once more.
Water hardness
See "Setting up and using the coffee
machine" for information about water
hardness.
Display brightness
Change the display brightness using
the arrow sensors.
Volume
(CM 6310)
You can set the volume of buzzer and
keypad tones using the arrow
sensors.
To switch off the tones,
 touch the arrow sensor until all of
the segments are empty, and
Switched off appears.
Cup heating
(CM 6310)
See "Cup heating" for more
information.