• To activate this function touch .The symbol comes on.• To deactivate this function touch .The heat setting that you set beforecomes on.4.8 LockWhen the cooking zones operate, youcan lock the control panel. It prevents anaccidental change of the heat setting.Set the heat setting first.To activate this function touch . Thesymbol comes on for 4 seconds.The Timer stays on.To deactivate this function touch .The heat setting that you set beforecomes on.When you deactivate the appliance, youalso deactivate this function.4.9 The Child Safety DeviceThis function prevents an accidental op-eration of the appliance.To activate The Child Safety Device• Activate the appliance with . Donot set the heat settings.• Touch for 4 seconds. The symbolcomes on.• Deactivate the appliance with .To deactivate The Child Safety Device• Activate the appliance with . Donot set the heat settings. Touchfor 4 seconds. The symbol comeson.• Deactivate the appliance with .To override The Child Safety Devicefor only one cooking time• Activate the appliance with . Thesymbol comes on.• Touch for 4 seconds. Set the heatsetting in 10 seconds. You can oper-ate the appliance.• When you deactivate the appliancewith , The Child Safety Device op-erates again.5. HELPFUL HINTS AND TIPS5.1 CookwareInformation about the cookware• The bottom of the cookware must beas thick and flat as possible.• Cookware made of enamelled steeland with aluminium or copper bot-toms can cause the colour change onthe glass-ceramic surface.5.2 Energy savingHow to save energy• If it is possible, always put the lids onthe cookware.• Put cookware on a cooking zone be-fore you start it.• Stop the cooking zones before theend of the cooking time to use residu-al heat.• The bottom of pans and cookingzones must have the same dimension.5.3 The Examples of cookingapplicationsThe data in the table is for guidance on-ly.ENGLISH 23