The field service representative (fsr) performed troubleshooting and observed multiple components on the pdm board (power distribution module) were charred and melted.The damaged pdm board, part number 9601981 was replaced and the instrument returned to normal working conditions.Based on the complaint text and photos provided, the smoke/burned area was contained.The pdm is made from nema grade fr-4 material, which is a flame-retardant material.Also, the pdm is completely enclosed inside the cell-dyn ruby metal chassis with no customer access.Further investigation of the customer issue included review of submitted data, product historical data, and product labeling.A review of historical data did not find a product issue related to the complaint incident.A review of tracking and trending did not identify any trends for the complaint issue.Labelling was reviewed and found to be adequate.Based on the investigation, no systemic issue or deficiency of the power distribution pcb assy or the cell-dyn ruby, serial (b)(6) was identified.
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