72 5977 Series MSD Operation Manual
3 Operating in Electron Ionization (EI) Mode
To Perform High-Mass Testing (5977 Series MSDs)
Materials needed
• PFHT calibration sample (5188-5357)
Procedure
1 Load tune file ATUNE.U then auto tune the MSD. See “To Tune the MSD in
EI Mode” on page 69.
2 Resolve the PFHT.M method under x\5977\PFHT.M where x is the
instrument number being used.
3 Update and save the method.
4 Load the PFHT calibration sample into a vial and place in position 2.
5 In Instrument Control view select High Mass Check from the Checkout menu.
6 Follow the instructions on screen.
7 The Run is completed and results are printed within 5 minutes. See
Figure 12 on page 73.
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