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Xevo G2 is unable to calibrate, residual mass increases with higher masses - WKB29612

Article number: 29612

SYMPTOMS

  • Xevo G2 is unable to calibrate in Resolution mode (residual mass increases with higher masses; see figure below)
  • System resolution was checked with leucine enkephalin, and it was very good (around 35000)


2018-06-09-20-09-01.jpg

ENVIRONMENT

  • Xevo G2-XS

CAUSE

Low resolution when checked with GluFib.

FIX or WORKAROUND

  1. Adjust resolution on the system using System 1 & 2 settings (Reflectron grid, Steering, Tube lens, Pusher offset) to reach the highest possible resolution for GluFib.
  2. Calibrate the instrument.

ADDITIONAL INFORMATION

 

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