4
Tuning and Calibrating
Displaying the FC-43 Mass Spectrum
Thermo Scientific TSQ Quantum XLS Series User Guide 63
Figure 33. Define Scan dialog box
5. Click Apply to apply the settings.
6. To turn on the flow of calibration gas into the ion source, click the Calibration Gas
button in the EZ Tune toolbar.
7. To turn on the filament, click the Filament button in the EZ Tune toolbar to turn on the
filament.
8. Choose Control > On to start the mass spectrometer scanning.
9. Observe the mass spectrum. If your mass spectrum looks very different from the one in
Figure 34, see “Diagnostics and Troubleshooting” on page 113.