30Self-cleaning surface in the cooking compartmentThe back wall of the oven is coated with self-cleaningenamel. It cleans itself while the oven is in operation.Sometimes, larger splashes of food may not disappearuntil the oven has been operated several times.Residue left by spices and similar ingredients can beremoved with a dry cloth or a soft brush.Notes‒ Never treat the self-cleaning surface with ovencleaner. If oven cleaner is accidentally applied tothe interior back wall, remove it immediately witha sponge and plenty of water.‒ Never use abrasive cleaning agents. You willscratch or destroy the highly porous coating.‒ Never clean the self-cleaning surface with ascouring pad.‒ Light discolouration of the enamel does not affectself-cleaning.Cleaning the cooking compartment floor, ceiling andside walls: Use a dishcloth and hot detergent solutionor a vinegar solution.Trouble shootingMalfunctions often have simple explanations. Pleaseread the following notes before calling the after-salesservice.m Risk of electric shock!Incorrect repairs are dangerous. Repairs may only becarried out by one of our trained after-sales engineers.If the appliance is faulty, unplug the mains plug orswitch off the fuse in the fuse box. Contact the after-sales service.--------Disruption Possible cause SolutionAppliance not working, no display Plug not inserted Connect the appliance to the electricitymainsPower failure Check whether other kitchen appliancesare workingFuse defective Check in the fuse box whether the fusefor the appliance is in working orderOperating error Switch off the fuse for the appliance inthe fuse box and switch it on again afterabout 60 secondsAppliance cannot be started Appliance door is not quite closed Close appliance doorThe food takes longer than usual to heatupThe microwave output setting is too low Select a higher power settingA larger amount than usual has beenplaced in the applianceDouble the amount = almost double thetimeThe food was colder than usual Stir or turn the food during cookingAppliance does not work, display doesnot respond. 0 appears in the displayChild lock activated Deactivate the child lock (refer to Childlock section)Appliance does not heat up, ° appearsin the displayAppliance is in demo mode Deactivate the demo mode in the basicsettingsError message "Exxx" If an error message is displayed, turnthe function selector to 0; if the displaygoes out, there was a non-recurringproblem. If the error occurs repeatedlyor the display remains on, please con-tact the after-sales service and informthem of the error code.