HP Data Explorer 4 Series User Manual

Page 380

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Chapter 9 Troubleshooting

9-18

Applied Biosystems

9

Partially resolved peaks
not detected

Mass resolution set too
high to detect average
mass

Decrease Mass
Resolution setting. See
Section 3.2.2, Strategy for
Voyager Peak Detection.

%Base Peak Intensity not
adjusted correctly

Adjust. See Section 3.2.2,
Strategy for Voyager Peak
Detection.

Table 9-11 Peak Detection and Labeling Troubleshooting—Voyager Only

Symptom

Possible Cause

Action

Table 9-12 Charge State and Isotope Determination Troubleshooting—Mariner

Only

Symptom

Possible Cause

Action

Known isotope labeled
with incorrect charge state
(too low)

Max Charge State
parameter set too low.
See example in “Max
Charge State set too low”
on page 3-33.

Set Max Charge State
correctly. See “Peak
Processing parameters
(spectrum data only)” on
page 3-26.

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