The investigation was performed on expert discussions (considering complaint description, cs (customer service) reports, system history, system log files, cc-part analysis).The hand switch on the concerned unit was exchanged as part of the service activity.The error mentioned in the complaint has not reoccurred since the part replacement.The returned hand switch was examined in detail and showed no defect.The spare parts consumption of the hand switch was checked.Any accumulation of faults or even a possible general fault that would require corrective action of the installed base could not be determined.Furthermore, the investigation of the received dose reports revealed, the applied dose levels were in accordance with the system settings and imaging conditions, as well as the applicable regulatory requirements.No accidental radiation occurrence (aro) case even in the worst-case scenario could be identified.The problem claimed by the customer could not be confirmed by the investigation.However, it is difficult to recreate the situation described.In general, the customer is informed about active radiation release as the x-ray lamp flashes/illuminates, depending on configuration, and live x-ray images are displayed on the screen.
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