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10 Trouble-shooting
10.2
Other possible problems
Problem
▪ Appliance is
not working
▪ Illumination is
not working
▪ The appliance
makes noises
during opera-
tion
▪ Clock is not
running cor-
rectly
10.3
After a power failure
The user settings remain unchanged.
Brief power failure during operation
– The current operation of the appliance is cancelled.
– The following appears in the display when the appliance is switched on: «Process
was cancelled due to a power failure».
▸ Press «OK» to confirm the message.
– The start screen appears.
40
Possible cause
▪ A household fuse or
circuit breaker has
tripped.
▪ The fuse or circuit
breaker keeps blow-
ing.
▪ Interruption in the
power supply.
▪ Demo mode is
switched on.
▪ Appliance is faulty.
▪ Illumination is defect-
ive.
▪ Appliance can make
noises at any time
during operation
(switching, pumping
and fan noises).
▪ Irregular mains fre-
quency
▪ Internal pulse gener-
ator is imprecise
when mains syn-
chronization is turned
off
Solution
▸ Change the fuse.
▸ Reset the circuit breaker.
▸ Contact Customer Services.
▸ Check the power supply.
The demo mode can only be switched
off with the security code.
▸ Contact Customer Services.
▸ Contact Customer Services.
▸ Contact Customer Services.
Such noise is normal.
▸ Turn off the mains synchronization.
Or:
▸ Connect the appliance to the internet.
▸ The time is automatically synchron-
ized.
▸ Contact Customer Services.
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