ACMI Shunkang MRO-742A ureteroscope repair case:
Fault phenomenon: The device cannot start normally, and the screen shows the fault **e100".
Fault Analysis: According to the fault prompt, the possible causes include power failure, control circuit failure, camera failure, etc.
Repair process:1First check the power supply of the device and find that there is no problem with the power adapter and the power cord is not broken or in poor contact.
2.The control circuit was then inspected and found that there was no obvious damage or abnormality to the components on the control board.
3.Finally, the camera was inspected and found to have oxidation at the camera interface, resulting in poor contact. After the oxide is removed, reinstall the camera and the device will boot up normally.
Maintenance summary: In this case, the reason why the device could not start normally was due to poor contact caused by oxidation at the camera interface. In the maintenance process, it is necessary to first understand the common fault causes and maintenance methods of the equipment, and then gradually troubleshoot the fault, and finally find the cause of the fault and repair it. At the same time, for similar equipment maintenance cases, you can refer to the experience and methods of other maintenance personnel to improve the efficiency and accuracy of maintenance.