Abstract: The invention relates to a method for sprinkling a heat exchanger of a fuel cell vehicle with a fluid. The heat exchanger comprises a sprinkling surface and at least one group with at least one part surface. All part surfaces of all groups together fully represent the sprinkling surface. In the method, all part surfaces of the group are sprinkled with the fluid within a sprinkling period and not sprinkled within a drying period. The invention also relates to a sprinkling system for carrying out the method.

Abstract: A playback apparatus for a recording medium, in particular a compact disc player, a compact disc changer, a cassette or tape player, which permits naming of the recording medium is described. The playback apparatus includes a display device and an input unit. In addition, a memory unit in which the name of the recording media can be stored is provided. In addition, a memory access unit by means of which the contents of the memory unit can be read out directly and displayed on the display device is provided. The memory unit is designed as a read-write memory. The contents of the memory unit displayed on the display device can be revised and stored or deleted by using the input unit.