The customer reported the ventilator went vent inop and alarmed due to a high internal temperature condition, and had an odor of overheating.The customer reported the device was in standby mode therefore there was no patient involvement and no patient harm.A vent inop condition during operation will result in a visual and audible alarm and precludes continued safe operation of the ventilator.The user must provide alternative ventilation and have the ventilator serviced.The manufacturer's field service engineer reported the overheating odor was emanating from the power management pcb board.Review of the device diagnostic history noted a vent inop occurrence due to an internal high temperature.The service engineer replaced the power management pcb board to address the finding and reported problem.Performance verification testing was completed and passed to operating specifications.
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