The primary report of the autopulse platform (sn (b)(4)) rebooting upon button depression on the user control panel was not reproduced during functional testing.The secondary report of the platform displaying user advisory (ua) 45 (driveshaft not at "home" position after power-on/restart) error messages was not reproduced during functional testing; however, was confirmed through archive data review.The archive data was reviewed and contained multiple ua 45 (driveshaft not at "home" position after power-on/restart) error message.As part of routine service during testing, the platform was examined and found physical damage on the top cover, motor cover, front enclosure, bent battery lock and corrosion on battery cabling.A load characterization check was performed and identified a defective load cell.These observation are not related to the reported event.Upon replacement of the damaged parts and load cell, the platform was further tested and passed all functional testing criteria and met all required specifications.The autopulse platform is a reusable device and was manufactured on 26 feb 2008.It has exceeded its expected service life of 5 years.The platform is 10 years old and has not seen regular preventive maintenance.Note that user advisory error messages are designed into the platform when one of several conditions is detected.Ua 45 alerts the operator that the autopulse driveshaft is not at its home position when the platform was powered on.This user advisory will persist until the driveshaft is returned to its home position.Per the autopulse user guide instruct, to clear ua 45, the operator needs to pull up the lifeband until the chest bands are full extended.This action will move the driveshaft to its home position.Historical complaints were reviewed for service information related to the reported complaint and there was no similar complaints reported for autopulse with serial number 21814.
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During shift check, the autopulse platform (sn (b)(4)) will reboot upon button depression on the user control panel.The user was unable to resolve the issue.Additionally, during compression testing the platform displayed user advisory (ua) 45 (driveshaft not at "home" position after power-on/restart) error message on the user control panel.No patient involvement.
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