FIRSTLY, DISCONNECT FROM MAINS.
THEN, TRY PRESSING THE 'OKAY' BUTTON OR EQUIVALENT WHILST PLUGGING THE MACHINE INTO THE MAINS SOCKET.
KEEP HOLDING THE BUTTON UNTIL THE DISPLAY PANEL LIGHTS UP. THIS OFTEN RESULTS IN A 'RESET' MESSAGE WHICH WILL ENABLE YOU TO RESET YOUR MACHINE TO FACTORY DEFAULT SETTINGS.
M. READE, November 2009
