A front-loading drum-type washing machine with a housing having a front wall and a housing wall opening disposed in the front wall. The land marking device is capable of physically marking a point on the ground for the air. Openings are provided on the facing faces of the right airbag section and the left airbag section at a portion partway along the direction of expansion, the perimeter portions of the openings and are sewn together. Patient consent to modify the functionality of the PMD is confirmed. The method further includes initializing the DRAM with an untested candidate of an untested parameter, default values of other untested parameters, and confirmed values of tested parameters and setting the candidate as the confirmed value of the parameter when the initialization succeeds.