| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce occupied volume of a switching power supply without reducing resistance against noise in a detection means. <P>SOLUTION: A game machine includes: a detection means 31 that has detection device 58 operated by DC power with a predetermined voltage and detects occurrence of a state advantageous to a player and occurrence of a predetermined state relating to fraudulence; a performance means 80 of executing a performance relating to a game by performance device operated by DC power with a predetermined voltage; a first switching power supply 961 for supplying the power having a predetermined voltage generated by a first switching regulator circuit 961b for performing switching at a predetermined frequency f1 to the detection means; and a second switching power supply 962 for supplying the power having a predetermined voltage generated by a second switching regulator circuit 962b for performing switching at a frequency f2 higher than the predetermined frequency f1 to the performance device. <P>COPYRIGHT: (C)2013,JPO&INPIT |
