36What to do if …Problem Possible cause RemedyThe appliance cannot be switchedon or is not operatingMore than 10 seconds have passedsince the appliance was switchedonSwitch the appliance on again.The lock is switched on Switch off the lock (See the section“Locking/unlocking the controlpanel”)The child safety device is switchedonDeactivate child safety device (Seethe section “Child safety device”)Several sensor fields were touchedat the same timeOnly touch one sensor fieldSafety cut-out has been triggered Remove any objects (pan, cloths,etc.) that are lying on the controlpanel. Switch the appliance onagainThe cooking zones automaticallyreduce the cooking level toThe sensor fields are partly coveredby a damp cloth or with liquidRemove the cloth or the liquid.Reset the cooking level required.The residual heat indicator is notdisplaying anythingThe cooking zone was only on for ashort time and is therefore not hotIf the cooking zone is supposed tobe hot, call the Customer ServiceDepartment.acoustic signal sounds, applianceswitches offOne or more sensor fields havebeen covered for longer than 10secondsUncover sensor fieldAcoustic signal sounds and appli-ance switches itself on and after 10seconds off againThe On/Off sensor field has beencovered up, e.g. by a clothDo not place any objects on thecontrol panelDisplay is switching between twoheat settingsPower management is reducing thepower of this cooking zoneSee the section “Switching thepower function on and off”flashes Unsuitable cookware Use suitable cookwareNo cookware on the cooking zone Place cookware on the cookingzoneThe diameter of the bottom of thecookware is too small for the cook-ing zoneMove onto a smaller cooking zoneUse suitable cookwareis lit Overheating protection for thecooking zone has been triggeredSwitch off the cooking zone.Switch the cooking zone on againSafety cut-out has been triggered Switch off the cooking zone.Switch the cooking zone on againand number are displayed Electronics fault Disconnect the appliance from theelectrical supply for a few minutes(Take the fuse out of the house’swiring system)If after switching on again, is dis-played again, call the customerservice department