PCB for the washing machine Micro-chip control Buzzer alarms SMT ... 95%(25) Main function:1,Microchip control2,Three washing time set, respectively,for 5minutes-10minutes-15minutes3,Three ... 10 seconds7,Abnormal work alarm function .if the cover isn't closed before dehydration, three indicator lights ... buzzer calls, controller stop working.if closed the cover in 10 minutes ,the alarm will halt;if ...