The autopulse platform in complaint was returned to zoll on 12/04/2014 for investigation.Investigation results as follows: visual inspection was performed and the battery lock pin was found to be damaged.From the condition of the returned unit, the damage appears to have been due to wear and tear.Upon powering on the device, the distorted display was observed, thus confirming the reported complaint.Further inspection identified that there was water ingress on and around the processor board causing the board to not function properly leading to the distorted display.After cleaning the processor board, functional testing with a test mannequin was performed for approximately 15 minutes with no faults found.Due to the water ingress at the processor board, the platform's archive could not be retrieved for analysis.Based on the investigation, the parts identified for replacement were the battery lock pin and processor board.In summary, the reported complaint was confirmed during functional inspection and attributed to water ingress on and around the processor board leading to the distorted platform display.Following service, including replacement of the processor board and battery lock pin, the device passed all testing criteria.
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