A radiation image pick-up device which can restrain voltage fluctuations on GND and power supply lines, dispense with frame-by-frame wait periods, make possible stable and high speed moving image photographing, and are reduced in cost and dark current is to be provided. Thus, it is also possible to replay with ease each of the pieces of music with a desired tempo according to the reproduction list PL1 and the specified BPMs. A pair of pin bosses have axially aligned pin bores.