| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technology for securing a detection margin for an overvoltage detector and appropriately confirming an attachment state of a printing material container without erroneous detection. <P>SOLUTION: A printing device to which a printing material container 100 having an electric device 208 connected between two first terminals 250 and 290 and wiring 206 connecting two second terminals 210 and 240 can be attached includes: first and second detection terminals 550 and 590 that contact with the two first terminals; third and fourth detection terminals 510 and 540 that contact with the two second terminals; a first detection signal generator 640; a first detector 667 connected to the second detection terminal; a second detection signal generator 650; a second detector 670 connected to the fourth detection terminal; a high voltage generator 661; an overvoltage detector 620 ; and voltage drop elements 641, 642, 645, Ra, and Rb arranged between the overvoltage detector and the third or fourth detection terminal. <P>COPYRIGHT: (C)2013,JPO&INPIT |
