ELECTRICAL FAILURE DETERMINATION DEVICE AND COMPOUND MACHINE

To provide an electrical failure determination device that can determine electrical failure associated with transfer failure in real time, and a compound machine comprising the same.SOLUTION: An electrical failure determination device that comprises a first polarity power supply which generates first polarity voltage by means of constant voltage control, and a second polarity power supply which generates second polarity voltage by means of constant current control, the first polarity power supply and the second polarity power supply being serially connected through one output terminal of the first polarity power supply and one output terminal of the second polarity power supply, the other output terminal of the first polarity power supply being grounded, the other output terminal of the second polarity power supply being an output terminal of an own power supply device, and that is for determining electrical failure associated with the power supply device or a load connected to the output terminal of the power supply device, determines the electrical failure on the basis of the voltage of the output terminal of the power supply device or current flowing between the one terminal of the first polarity power supply and the one terminal of the second polarity power supply.SELECTED DRAWING: Figure 1 【課題】転写不良に関連した電気的な不良をリアルタイムで判断することが可能な電気的不良判断装置及びそれを備える複合機を提供する。【解決手段】定電圧制御により第１極性電圧を発生する第１極性電源及び定電流制御により第２極性電圧を発生する第２極性電源を備え、前記第１極性電源及び前記第２極性電源が前記第１電極電源の一方の出力端子及び前記第２極性電源の一方の出力端子を介して直列に接続され、前記第１極性電源の他方の出力端子が接地され、前記第２極性電源の他方の出力端子を自電源装置の出力端子とする電源装置又は該電源装置の出力端子に接続された負荷に関連した電気的な不良の判断をするための電気的不良判断装置であって、前記電源装置の出力端子の電圧又は前記第１電極電源の前記一方の端子と前記第２極性電極の前記一方の端子との間を流れる電流に基づいて前記電気的な不良の判断をする。【選択図】図１