The appliance door is open.
Close the appliance door.
The coffee machine lighting cannot be switched on.
Close the appliance door.
Switch the appliance on.
Turn the selector dial to the left to the System lock position.
System lock activated appears in the display window.
Select System lock deactivated with the sensor controls.
The appliance is now unlocked and drinks can be made.
Check lighting as described in operating instructions.
Replace the fluorescent light as described in the operating instructions.