Patent ID: 8670231

Claim:
A semiconductor recording medium recording or reproducing apparatus comprising: a medium holder that has a medium housing unit in which a semiconductor recording medium is detachably housed; an exterior case that has a medium entrance through which the semiconductor recording medium is inserted and ejected, and in which the medium holder is housed in a state where the medium housing unit is opposed to the medium entrance; an openable and closeable cover that opens and closes the medium entrance; a heat sink that is contactable with the semiconductor recording medium housed in the medium housing unit; and a heat sink moving unit that moves the heat sink in cooperation with an opening and closing operation of the openable and closeable cover, wherein the heat sink is moved in a direction separating from the medium housing unit at the time of opening the openable and closeable cover and the heat sink is moved in a direction approaching the medium housing unit at the time of closing the openable and closeable cover by an operation of the heat sink moving unit, to come in press contact with the semiconductor recording medium housed in the medium housing unit.