| 摘要 |
PROBLEM TO BE SOLVED: To quickly diagnose and repair a cause of a failure, etc., when an electrostatic printing apparatus fails, etc. SOLUTION: An electrostatic printing apparatus 1 has a charging electrode 9, a discharging electrode 10, and a control means 4 for controlling operations of the electrodes. Data of check items for diagnosing a state of the apparatus 1 are edited at the side of the apparatus 1. The edited data are transferred to an external monitoring means 2 via an external communication line 39 such as a public telephone line or the like. The data of check items are stored and displayed by the external monitoring means 2. |
