Number on scheme #1 (Samsung RFG297ABBP/XAA): 4-1
Number on scheme #2 (Samsung RFG297AARS/XAA-0000): 4-1
Number on scheme #3 (Samsung RS265TDWP/XAA): 6-1
Number on scheme #2 (Samsung RFG297AARS/XAA-0000): 4-1
Number on scheme #3 (Samsung RS265TDWP/XAA): 6-1