RESETTING?

Hello everyone need your help am a golf widow have the plinth off the tray behind the black access part is completely dry first three programmes are flashing each time I shut door can hear pump and motor starting up but not the sound of water .Pressed on/off buttons loads of times held it down for 5secs as well a lot of times held programme button down also and moved it in quick succession also tried the machine on each programme and shut the door just starts to beep switched on/off at the mains just will not reboot, think this site is amazing can we fix mine please ?!!!!!