| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electronic device for determining a power supply connected to the electronic device with high accuracy. <P>SOLUTION: A digital camera 10 includes: a battery installation part 91 connectable to either an AC adapter 9A or a battery 9B; a mechanical shutter 23 and a diaphragm 24; and a controller 50 for supplying power from the AC adapter 9A or battery 9B connected to the battery installation part 91 to the mechanical shutter 23 and the diaphragm 24. The controller also monitors a voltage output through the battery installation part 91 during the power supply to the mechanical shutter 23 and the diaphragm 24, and determines whether the AC adapter 9A is connected to the battery installation part 91 in accordance with the monitored voltage changes. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
