Elektrisches Gerät

摘要

A recording apparatus (18) capable of being connected to plural kinds of recording devices (14a, 14b) alternatively, comprising: connecting unit (-) for connecting the plural kinds of recording devices (14a,14b) alternatively; generator (19) for supplying electrical energy to the connected recording device (14a,14b) via the connecting unit; memory unit (13a) for storing a plurality of minimum potential values each of which is necessary for operating each of the plurality of recording devices (14a,14b); comparing unit (17) for comparing the potential of the generator (19) to be provided against each of the plurality of minimum potential values; and notification unit (17) for notifying usable recording device or devices for recording out of the plural kinds of recording devices (14a,14b) on the basis of a comparison result produced by the comparing unit (17).