The customer-reported issue, a fault alarm upon startup, was confirmed via the alarm code 18 in the driver's alarm history.This alarm is produced with a malfunction of the u31 pressure sensor on the main printed circuit board assembly (pcba).During investigational testing, the fault alarm was reproduced.The root cause was determined to be a malfunction of the u31 pressure sensor on the main pcba.Despite the alarm, the driver passed all pressure and cardiac output requirements of functional testing.This issue will continue to be monitored and trended as part of the customer experience process.Syncardia has completed its evaluation and is closing this file.Ce 4571 follow-up report 1.
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