Dexcom was made aware on (b)(4) 2018 that the display device showed a transmitter failed error on (b)(6) 2018.The transmitter has been received for evaluation.An external visual inspection was performed and passed.Voltage testing was performed and failed.A review of the share logs was performed and a transmitter failed error was found within the investigation window.The customer complaint of a transmitter failed error was confirmed.A probable cause could not be determined.No additional patient or event information is available.
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