The customer reported a burning smell and a diluter 2 card failure from a coulter lh 750 hematology analyzer.The customer did not see any sparks, arcs, of flames, and the fire department was not called.The customer was not exposed or injured, and no emergency or response procedures were initiated.Erroneous patient results were not generated and there was no change or affect to patient treatment in connection with this event.
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A field service engineer (fse) evaluated the instrument on 01/30/2015.The fse indicated that he did not observe burnt components.The fse performed multiple troubleshooting procedures, including diluter 2 and interconnect board replacements; however, the issue was not resolved.He replaced the diluter solenoid optics power supply board on the left door to resolve the issue.The repairs were verified per established service procedures.(b)(4).
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