| 摘要 |
The present invention relates to a malfunction detection circuit for detecting connection or malfunction and, more particularly, to a malfunction detection circuit capable of preventing undesired malfunction or connection release between devices or two circuits. The malfunction detection circuit includes: a number of connection ports (13a, 13b, ... , 13n) for connecting a first device (11) and a second device (12) electrically; at least two spare ports (14a, 14b) capable of connecting the first device and the second device electrically; a connector (15) for mediating connection among the connection ports;a driving power supply (16) connected to one of spare ports; an operating unit (17) whose driving is determined by connection state of at least two spare ports; and an alarm switch (18) connected to the operating unit. |
