Touch for 3 seconds. The displays come on and go out. Touch for 3 seconds.comes on, the sound is on. Touch , comes on, the sound is off.When this function operates, you can hear the sounds only when:• you touch• the Minute Minder comes down• the Count Down Timer comes down• you put something on the control panel.Activation of the soundsDeactivate the appliance.Touch for 3 seconds. The displays come on and go out. Touch for 3 seconds.comes on, because the sound is off. Touch , comes on. The sound is on.HELPFUL HINTS AND TIPSUse the induction cooking zones with correct cookware.Cookware for induction cooking zonesFor induction cooking zones a strong electro-magnetic field creates the heat in the cook-ware very quickly.Cookware material• correct: cast iron, steel, enamelled steel, stainless steel, the bottom made of multi-layer(with correct mark from a manufacturer).• not correct: aluminium, copper, brass, glass, ceramic, porcelain.Cookware is correct for an induction hob if …• ... some water boils very quickly on a zone set to the highest heat setting.• ... a magnet pulls on to the bottom of the cookware.The bottom of the cookware must be as thick and flat as possible.Cookware dimensions: induction cooking zones adapt to the dimension of the bottom ofthe cookware automatically to some limit.The noises during operationIf you can hear• crack noise: cookware is made of different materials (Sandwich construction).• whistle sound: you use one or more cooking zones with high power levels and the cook-ware is made of different materials (Sandwich construction).• humming: you use high power levels.• clicking: electric switching occurs.• hissing, buzzing: the fan operates.The noises are normal and do not refer to appliance malfunction.Helpful hints and tips 13