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14 Trouble-shooting
...the following appears in the display
FX/EXX see operating instructions
FN XXX XXXXXX
Possible cause Solution
Various situations can lead
to an error message.
Cancel the error message by pressing the
touch button.
Disconnect from the power supply for
about1minute.
Reconnect the power supply.
If the error appears again, note down the er-
ror message in full along with the serial num-
ber (FN; see identification plate).
Disconnect from the power supply.
Call Customer Services.
… the following appears in the display
UX/EXX see operating instructions
FN XXX XXXXXX
Possible cause Solution
An interruption in the
power supply.
Cancel the error message by pressing the
button.
Disconnect from the power supply for
about1minute.
Reconnect the power supply.
If the error appears again, note down the er-
ror message in full along with the serial num-
ber (FN; see identification plate).
Disconnect from the power supply.
Call Customer Services.
96
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