Miele CM6x10 Operating Instructions Manual page 70

Problem solving guide
Problem
The coffee machine
does not switch itself
on, although the
on at setting has been
activated for the timer.
The display is hard to
see or not able to be
read.
Fill and replace the water
container appears in the
display even though the
water container is full
and is in the machine.
Fill and replace the water
container appears after
switching on even
though the container is
filled and fitted in the
machine. The machine
does not rinse.
After switching on the
machine the message
Empty the drip tray and the
appears
waste container
even though they are
both empty.
Neither milk nor milk
froth comes out of the
central spout.
70
Cause and remedy
The system lock has been activated.
 You need to deactivate the system lock (see
Switch
"Settings - System lock").
The coffee machine was not used after being
switched on automatically three times in succession
(holiday mode).
 Switch the machine on and dispense a drink.
The display brightness has been set too low.
 Change this setting (see "Settings").
The water container is not in the correct position.
 Remove the water container and replace it.
 Clean the surface underneath the water container
if necessary.
The water container was not correctly filled and
replaced for descaling.
 Fill the water container to the descaling symbol 
and restart the descaling process.
The coffee machine needs descaling.
 Switch the machine off with the On/Off sensor .
Wait for approx. one hour.
 Then switch the machine on again. As soon as
Heating-up phase
and select
 Descale the coffee machine.
This is not a fault.
The drip tray and waste container were probably not
emptied after making the last coffee, or the internal
counter was not reset.
 Remove the drip tray and waste container from the
machine and empty them.
The milk pipework is blocked.
 Clean the central spout, taking particular care to
clean the cappuccinatore and milk pipework
carefully with the cleaning brush.
appears in the display, touch 
Descale the appliance .