What to do if the Koncar SV6040GUID7 Ranges hob control card display is blacked out?
- DdelacruzcrystalAug 17, 2025
If the hob control card display is blacked out and the hob or cooking zones cannot be switched on, the cause may be a lack of power supply. Check the household fuse for the appliance and ensure there is no power cut by testing other electronic appliances.

