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Problem Possible cause Remedy
After the hob is
switched on "LC"
appears in the timer
display for a few
seconds.
The system lock is
activated.
Deactivate the system
lock (see "Safety lock /
System lock").
After the hob is
switched on "dE"
appears in the timer
display for a few
seconds.
The cooking zones do
not heat up.
The appliance is in
demonstration mode.
Deactivate demonstration
mode (see
"Programming").
The hob switches off
while it is use.
One of the cooking zones
has probably been on for
too long.
You can use the cooking
zone again by switching it
back on (see "Safety
switch-off").
The heating element for
one of the cooking
zones switches on and
off.
Power levels 1 to 8: This
is not a fault.
This is quite normal, and
due to the electronic
regulation of the
temperature (see "How
the cooking zones work").
Power level 9:
The overheating
protection mechanism
has triggered.
To prevent the ceramic
glass from overheating,
the overheating
protection mechanism
automatically switches off
the cooking zone heating
elements. Once the
ceramic surface has
cooled down to a safe
level, the heating element
will automatically switch
back on again (see
"Overheating protection").
Problem solving guide
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