A customer contacted our third-party service agent to report that their device illuminated its service led and would not recognize the hard paddles when connected.In this state defibrillation therapy would not be able to be delivered.Upon initial evaluation, by the service agent, it was observed that the device logged an event code in its memory that resulted in a partial loss of defibrillator output energy due to a loss of the negative portion of the biphasic output waveform.The defibrillator output energy could be reduced by up to approximately 20% from the selected energy level.There were no reports of patient use associated with the reported event.
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