Information storing device and method for controlling same to record/reproduce information by selecting one of working modes

摘要

An information storing device (101) and an information processing device (201) having a memory (604) for registering a plurality of working modes at recording/reproduction and a switching circuit (9, 10, 11, 12, 15) for selecting one of the plurality of working modes, which select the optimum working mode automatically or by an instruction of an operator according to power supply capacity of a device of higher rank to effect recording/reproduction. <IMAGE>