This supplemental report is being submitted to provide additional information.Olympus medical systems corp.(omsc) could not investigate the device, because the device was not returned to omsc.Omsc reviewed the manufacturing history (dhr) of the device and confirmed no irregularity.Since the device was not returned, the exact cause was unknown; however, the following was supposed to be the cause.- the power unit of the device was broke deterioration as 5 years have passed since the device was manufactured.- the device displayed error code e103 because the xenon lamp didn't light due to the power unit failure.
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