The model number is normally found inside the fridge or freezer. You will likely need to remove the salad drawer or freezer drawer to find the model number plate. Otherwise the model number is likely to be on the side or rear of the appliance.
Beko Lamona Fridge & Freezer Front Refrigerator Glass Shelf Profile Trim LAM6700
Genuine Beko/Lamona Fridge Freezer Control Board Pcb 5951087200
Genuine Beko/Lamona Fridge Freezer Control Board Pcb 6102817900
Genuine Beko/Lamona Fridge Freezer Control Board Pcb 5983811600
Genuine Beko/Lamona Fridge U-1 Card Control Board 6102812302
Genuine Beko/Lamona Fridge Freezer Control Board Pcb 6102817902