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Error on ACQUITY UPLC Column Manager under UNIFI control: "not rebooted after changing configuration" or "upper auxiliary module configured but not detected" - WKB20694

Article number: 20694

SYMPTOMS

  • Error on Column Manager under UNIFI control
  • Unable to reset the CM.
  • Power-cycle does not resolve the issue; nor does software reset

ENVIRONMENT

  • UNIFI
  • ACQUITY UPLC Column Manager

CAUSE

Problem with startup and shutdown methods

FIX or WORKAROUND

  1. To establish communication with the CM, go to the UNIFI console and reset the non volatile RAM on the CM.
  2. To prevent the problem, ensure that the shutdown method is set up correctly. See With UNIFI 1.8 and a CM-A, startup-shutdown method defect is causing instrument control issues - WKB11552

ADDITIONAL INFORMATION

 

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