The present invention relates to a washer/dryer (1) comprising two side walls (2) closing the volume from sides wherein the drum, in which the laundry is placed, and other elements are located, a front wall (3) closing the said volume from the front, an opening (4) which is disposed on the front wall (3) and enables the laundry to be placed in the drum, a lid (5) covering the opening (4), a lock (6) disposed on the front wall (3), a tenon (7) which is disposed on the lid (5) and provides the lid (5) to remain in the closed position by being placed into the lock (6) and a hole (8) disposed on the front wall (3), behind which the lock (6) is placed and which enables the tenon (7) to reach the lock (6).