The receiver was returned for evaluation.An exterior visual inspection was performed and passed.The receiver was charged and will boot.The receiver log was downloaded and reviewed, finding no errors related to the complaint.A global receiver functional test was performed, and it failed the speaker tests.A global communication tool software test was performed, and it failed sound tests.Manual "try it" testing was performed and failed.The receiver case was opened for an interior inspection, and passed.Speaker audio intermittent testing was performed and failed.Speaker resistance was measured and failed.The reported event of no audio output was confirmed.The probable was determined to be a defective speaker.
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