... and C, disconnect A and B)Press button 1 again: Turn off relay 1 (disconnect B and C, connect A and ... C, disconnect A and B)Press button 6 again: Turn off relay 6 (disconnect B and C, connect A and ... relay 1 (connect B and C, disconnect A and B)Turn off other relay (disconnect B and C, connect A and ... relay 6 (connect B and C, disconnect A and B)Turn off other relay (disconnect B and C, connect A and ...