ObservationPossible causesRecommended solutions
Excessive amount of debris in displayThreshold level is too lowIncrease the threshold level
Sheath filter is dirtyReplace the filter. Contact FMCF staff
Flow cell is dirtyPrime the instrument several times. Contact FMCF staff
Dead cells or debris in sampleExamine the sample under a microscope
Sample is contaminatedRe-stain the sample, ensure tube is clean
Stock sheath fluid is contaminatedContact FMCF staff