This supplemental report is being submitted to provide additional information.The subject device was not returned to olympus medical systems corp.(omsc), but was returned to olympus service repair operation center (sorc).Sorc was able to confirm the front panel flashed while the light guide was inserted and removed to the video system center, as reported by the user facility.Additionally, sorc found the inlet burnt.Omsc reviewed the manufacture history (dhr) of the subject device and confirmed no irregularity.The exact cause of the reported phenomenon could not be conclusively determined.However, based upon the information from sorc, the front panel flashed could have been attributed to failures of the mesh turret and the filter turret motor due to aging deterioration due to repeatedly long-term use.The inlet burnt could have occurred due to repeatedly long-term use.
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