| 摘要 |
<p>PROBLEM TO BE SOLVED: To surely grasp power consumption of an auxiliary battery in an emergency report system terminal that can ensure power supply to surely continue emergency report contact processing by selecting power supply from a main battery of a vehicle or power supply from the auxiliary battery. SOLUTION: In the case a main battery is defective due to a traffic accident or the like and power from an auxiliary battery is selected because of a voltage drop of a +B power supply, a control section 12 calculates a time of power supply from the auxiliary battery 19, the number of times of the selection of the auxiliary battery 19, and the total time of the power supply from the auxiliary battery 19, stores the result to a storage section 15, a display section displays the result as required and the terminal informs an external device about the result.</p> |
