(b)(4).The device was returned for analysis.Device evaluation observed the strain relief guard over cord in good physical shape.No damage was noted on cord¿s insulation jacket.The pedal presses down evenly with normal clicking sound.Connector to maestro was in good physical shape.Pins were observed to be straight and grounding shield was intact.Using an ohm meter, the foot switch was placed on the floor and activated.The switch turned on and off with no issues.The cord was pulled and flexed along the length and near the connector and pedal¿s strain reliefs and no issues were observed.The foot switch passed all testing.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The root cause is not confirmed as there was no evidence of the alleged issue or any anomalies which could have contributed to the reported difficulty.(b)(4).
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