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This supplemental report is being submitted to provide the results of the legal manufacturer's final investigation.The device was returned to olympus for evaluation and confirmed the event.The device history record was unable to be reviewed for this device since the serial number was not provided.However, olympus only releases products to market that meet all manufacturing specifications and final product release criteria.The device was returned to olympus for inspection, and the customer's allegation that the lamp emergency light came on unintentionally when the lamp was turned on was not confirmed. based on the results of the investigation, and although we could not specify the root cause of the suggested event, the event most likely occurred due to accidental failure.However, no abnormalities leading to failure could be identified, and the underlying factor leading to failure could not be determined.The events can be detected and prevented in accordance with the following sections of the instructions for use: "- lighting lamp should be handled carefully and should not be subjected to shock, excessive force or scratches.Doing so may result in high pressure inside the illumination lamp, causing the glazing to crack, shortening the service life of the illumination lamp, or causing malfunctions.- when replacing the light lamp, thoroughly wipe the old heat compound from the heatsink with new gauze.Insufficient wiping will result in poor heat dissipation and significantly reduce the life of the illumination lamp.- the glazing or ceramics of the illumination lamp must not be exposed to heat compounds.Wipe off with gauze, if attached.Doing so may damage the light lamp and result in malfunction.- heat compounds should be applied sufficiently that they do not provoke.If it is poorly applied or not applied, the lighting lamp may cause poor lighting.- the illumination lamp and heatsink must be properly bolted in place and aligned.If the screws are not tightened securely, the heat dissipation may deteriorate and the device may be damaged, the lighting lamp may not be illuminated, or the life of the lighting lamp may be shortened significantly.- check the direction of the washer when tightening the bolts.If the direction of the washer is incorrect, the illumination lamp may be defective.- the heat sink clamp should be tightened reliably.Heat dissipation may deteriorate, causing damage to the projector, the illumination lamp may be defective, or the lifetime of the illumination lamp may be significantly shortened." olympus will continue to monitor field performance for this device.
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