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Alleged failure: blurry image confirmed failure: no problem found probable root cause: cables hdmi cables connectors digital board power supply filter / fuse ac inlet board main board transition board intermittence between transition board and ch connector software camera head (sensor, sensor cable) coupler (dust on optics, scratched optics, broken / shifted lenses, focusing mechanism, endoclamp, zoom ring) problem toggling light source connected monitors leaking poor grounding (e.G camera head connection from cable to transition board.) no/incorrect communication with light source soaking cap disconnection during sterilization electromagnetic interference (emi) from rf communication, hf surgical instruments, esd, or power surge cybersecurity attack pendulum ch inertial measurement unit (imu) incident light from surgical scene is reflected by coupler/ch window use error the product was returned for investigation and the reported failure mode was confirmed.The failure mode will be monitored for future reoccurrence.
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