The autopulse platform in complaint was returned to zoll on 01/13/2014 for investigation.Investigation results as follows: the reported complaint of the platform displaying user advisory 45 (not at "home" position after power-on/restart) was confirmed.Review of the archive data does not show the fault occurring on the reported event date of (b)(6) 2014; however the fault was observed to have occurred on (b)(6) 2014.The investigation results indicated that the cause of the ua 45 fault was the driveshaft being out of its home position.The driveshaft was rotated back to its home position.Following service, the device passed all testing criteria.Please note that per the autopulse user guide, a user advisory generally indicates that a misalignment or inappropriate movement of the patient or the lifeband has occurred.This condition is typically correctable by the operator.The autopulse driveshaft has a "home" position that is a point of reference for autopulse operation.If the driveshaft is not at its home position when the autopulse is powered on, a user advisory (45) will occur.This user advisory will persist until the driveshaft is returned to its home position.
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