What to do if Hafele Hob control card display is blacked out?
- RRoger GonzalesAug 4, 2025
If the Hafele Hob control card display is blacked out and the hob or cooking zones cannot be switched on, it is likely due to a lack of power supply. Check the household fuse for the appliance and ensure there isn't a power cut by testing other electronic appliances.