This is a supplemental report for mfr report #8010047-2015-01259 to provide device evaluation results.The subject device was returned to olympus for evaluation.Olympus confirmed the subject device worked properly.When olympus visited the user facility to check the phenomenon, olympus confirmed the power plug of the subject device was not connected to the transformer output socket of the mobile workstation firmly.The reported phenomenon was reproduced when olympus checked the subject device without connecting the power plug to the subject device firmly.The power supply for the subject device might be unstable due to unfirm power plug connection of the subject device to the transformer output socket, resulting in the this phenomenon.Olympus also checked the device history record of the subject device, and there was no irregularity found.The instruction manual of this device already mentions that an operator should be sure to connect the power plug securely to prevent unintentional disconnection during use.There were no further details provided.If significant additional information is received, this report will be supplemented.This report is being submitted as a medical device report in an abundance of caution.
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