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Thermo Fisher Scientific

Scatter Alignment, Fine Tuning - DT00298 - Rev A - Field Repair

Issue

•Poor Separation of Live/Dead in FSC v SSC plots

•Populations move with Drops turning ON

•BLR (Baseline Restore) warnings on the Scatter channels

•Customer is concerned on the resolution of FSC, SSC, or SPD.

•Drop drive noise appears in the Trigger Plot high enough to interfere with sample detection.

Environment

All Bigfoot Spectral Cell Sorter Models

Certain steps will only pertain to models with a SPD option

Resolution

See attachment for complete resolution