This complaint investigation was closed based on the device not received, therefore the reported failure mode was not confirmed.In the event that the device is received, the complaint will be reopened and the investigation will be updated with new results.Alleged failure: image goes black.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) & use error.The reported failure mode will be monitored for future reoccurrence.H3 other text : 81.
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