The autopulse platform (s/n (b)(4)) was returned to zoll on 12/01/2015.Investigation results as follows: a visual inspection of the returned autopulse platform was performed and the top, motor, and encoder covers were damaged and tears and hole was observed on the load plate cover.Additionally, one patient restraint pin screws on motor cove were missing.Note autopulse is a reusable device and was manufactured in 2004.Therefore, these types of physical damages can occur due to normal wear and tear and/or physical abuse and are not related to the reported complaint of the platform powering down.A review of the platform archive could not be confirmed because the archive file was corrupted.Functional testing could not be performed as the autopulse platform displayed system error upon power up.Further investigation indicated that the processor board was defective.All parts were replaced based on visual inspection.In addition, the defective processor board was replaced to remedy the system error.In summary, the customer's reported complaint of autopulse immediately powers down without being turned off.The ap platform powered up multiple time with no problem.However, a system error message was observed upon power up which was attributed to a defective print circuit assembly processor board.After replacing all parts identified during investigation, the platform passed all functional testing and performed as intended.
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