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This report is being supplemented to provide additional information based on the legal manufacturer's final investigation.The device was returned to olympus for inspection and the reportable malfunction no image was confirmed during testing.Based on investigation results, olympus concluded that there is sufficient evidence that confirms this is a well-understood failure mode.Additionally, it is possible since the defect that could affect the suggested event was not observed on the subject device, olympus presumed that internal components such as charged coupled device unit has abnormality.However, a definitive root cause cannot be determined.A review of device history record and historical complaints analysis was conducted and no deviations that could have caused or contributed to the reported issues were identified.The event can be prevented by following the instructions for use (ifu): precaution: caution ¿ turn the video system center off before connecting or disconnecting the videoscope cable from the electrical connector on the endoscope.Turn the switch on or off only when the videoscope cable is connected to both the video system center and electrical connector on the endoscope.Failure to do so can result in equipment damage, including destruction of the ccd.¿ do not touch the electrical contacts inside the electrical connector.Ccd damage may result.3.6 inspection of the endoscopic system inspection of the endoscopic image 4.While observing the palm of your hand, confirm that the wli and nbi endoscopic image is free from noise, blur, fog, or other irregularities.5.Angulate the bending section and confirm that the endoscopic image is free from momentary disappearing or other irregularities.Chapter 5 troubleshooting if the endoscope is visibly damaged, does not function as expected or is found to have irregularities during the inspection described in chapter 3, ¿preparation and inspection¿, do not use the endoscope.Contact olympus.Some problems that appear to be malfunctions may be correctable by referring to section 5.1, ¿troubleshooting guide¿.If the problem cannot be resolved by the described remedial action, stop using the endoscope and send it to olympus for repair.Olympus does not repair accessory parts.If an accessory part becomes damaged, contact olympus to purchase a replacement.Olympus will continue to monitor field performance for this device.
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