hi , all I have found out is re two possible replacement parts,
http://www.4daewoo.co.uk/cgi-bin/product.pl?PID=1358389&query=Daewoo%20DWD1410DS%20door&model=DWD1410DS&path=108198,320458
which is a door interlock ....appears to be linked to a fuse and sensor so its a maybe ...though mine looks fine and intact.
Other searches on this problem seem to point to a pressure sensor , and though more expensive I am inclined to believe this may resolve the situation. I am reluctant to purchase just yet as I am looking for diagrams on how and where it fits in the machine.
http://www.4daewoo.co.uk/cgi-bin/product.pl?PID=1226744§ion=320458&brand=&model=DWD1410DS&path=108198,320458
Good luck
Donna, August 2009