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Thermo Fisher Scientific

Determining the Autosampler COM Port

Issue

How to determine the COM port the autosampler is communicating through

Environment

  • Cetac
  • ESI
  • Qtegra

Resolution

Open Device Manager within Windows

Device Manager.png

Expand the tree for Ports by left-clicking on the triangle next to Ports

Ports.png

Look for the autosampler COM port. In the example below, the autosampler is set up on COM5

AS Com Port.png

 

Analysis

Cause