It was reported that during a morning shift check, the autopulse platform displayed a user advisory (ua) 7 (discrepancy between load 1 and load 2 too large) message upon power up.Customer also noticed condensation in the lcd window.The platform was power-cycled (powered on and off) multiple times and the battery was replaced; however, the message did not clear.No patient involvement was reported.No further information was provided.
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Customer also reported that the platform was previously taken on a code on (b)(4) 2014.However, no patient information was provided and no issues with the platform was reported.The autopulse platform in complaint was returned to zoll on (b)(4) 2014 for investigation.Investigation results as follows: visual inspection of the returned platform shows no visible or physical damage to the platform.A review of the autopulse archive was performed and the reported complaint of a user advisory (ua) 7 (discrepancy between load 1 and load 2 too large) fault was confirmed.The archive data shows that multiple ua 7 faults occurred on the reported event date of (b)(4) 2014.Functional testing was performed and the reported issue of a ua 7 fault was reproduced.Upon power up of the platform, ua 7 fault was displayed on the platform.It was found that one of the load cells was not functioning.The reported issue of condensation in the lcd window was not reproduced.The platform was powered on and off multiple times and no condensation was observed in the lcd window.The lcd display was working properly.Based on the investigation, the part identified for replacement was the load cell.In summary, the reported complaint of a ua 7 fault was confirmed based on the archive review and during functional testing.The fault was found to be due to the defective load cell.The reported complaint of condensation in the lcd window was not confirmed.The lcd display was functioning as intended.Upon replacement of the load cell, the platform passed all testing criteria.
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