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Thermo Fisher Scientific

Comparing EPU 2.8 to 2.7, 2.8 file size is 4-8X larger.

Issue

Comparing EPU 2.8 to 2.7, 2.8 file size is 4-8X larger.

Environment

Krios G3i

Resolution

These are possible resolutions for the issue:

  • Upgrade EPU to the version of 2.8.1.

Cause

These are possible causes for the issue:

  • Incorrect output format with LZW compression.

Details

Even though the same parameters were used in the EPU data acquisition, the TIFF format file size is >8X in EPU 2.8. There were 3 major SW bugs in EPU 2.8. One of them is the LZW compression.

The solution for this issue is to upgrade the EPU software to 2.8.1 which was released on 24 Aug 2020.

 

EPU 2.7
clipboard_ed839408d23cb9774b02339a20ca8f533.png

 

EPU 2.8
clipboard_e2e7d0212221aab8ffe14713e5fab0e26.png