8 Trouble-shooting
… an acoustic signal is emitted and «Er57» illuminates in the display?
Possible cause
Solution
▪
Display has overheated
due to, for instance, hot
cookware or food on the
display.
▸ Immediately remove the hot cookware or
food that has boiled over from the display.
▸ Press the multi-function button or the slider
to cancel the error message.
▪
An object , e.g. paper, un-
derneath the hob is affect-
ing the air intake.
▸ Remove any objects in the drawer under-
neath the hob.
▸ Press any button to cancel the error mes-
sage.
▸ After 10 minutes the appliance can be used
again as normal.
▪
Ventilation is defective.
▸ Note down the error number.
▸ Note down the serial number (FN) of the ap-
pliance. See the identification plate for this.
▸ Call Customer Services.
43