Abstract: Electrical apparatus for processing received digital data into audio and/or video formats for listening via speakers and/or viewing via a display screen connected to the apparatus. The apparatus includes a memory means in which said received data can be stored for subsequent selective access by the user of the apparatus. The apparatus is provided with a display panel (2) and the panel and/or the display screen includes a plurality of light sources (6) and the illumination or non-illumination of the light source is controlled to indicate the selected mode of operation of the memory so as to provide a visual indication of the same to the user, and, if active, the illumination or non illumination of the light sources (6) is determined by the particular active mode of the memory.