
Acquiring PSD Data with Standard Instrument Settings (.BIC) Files
Voyager
™
Biospectrometry
™
Workstation User’s Guide 7-25
7
2. If the PSD Acquisition Settings control page (Figure 7-8)
is not displayed, select PSD Acquisition from the View
menu.
Figure 7-8 PSD Acquisition Settings Control Page
NOTE: The Precursor Ion Selector in PSD mode is the
same parameter as the Timed Ion Selector in Reflector
mode. If you change the Precursor mass used by the
Precursor Ion Selector in PSD mode, the mass
specified for the Timed Ion Selector in Reflector mode
also changes.
Setting voltages
and external
calibration for the
precursor
spectrum
3. For optimum mass accuracy, change the Accelerating
Voltage and Grid Voltage% (on the Instrument Settings
control page) to the values you used to acquire the
precursor spectrum and to generate the calibration.
NOTE: If you use different Accelerating Voltage, Grid
Voltage, or Delay Time to acquire the precursor
spectrum and generate the calibration than you use to
acquire the fragment spectra, the software
compensates for the different values. However, using
different voltages may not yield optimum mass
accuracy.
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