High Detector Output; Baseline Noise Or Drift - Thermo Scientific Dionex Easion Operator's Manual

•
No flow from pump
There are several possible causes for this issue; for more information, see
Section 4.4
•
Cell electronics malfunctioning
Use the Wellness panel to test the electronics with a dummy cell. (For
instructions, see
reading with the dummy cell is outside the tolerance range, the electronics are
malfunctioning. Contact Technical Support for Dionex products for
assistance. The Dionex Easion electronics components cannot be serviced by
the user.

4.12 High Detector Output

•
Background not suppressed by suppressor
If Conductivity exceeds limit is displayed in the Chromeleon audit trail, refer
to the suppressor manual for troubleshooting procedures.
•
Sample concentration too high
Dilute the sample (see
•
Wrong eluent or regenerant
Check that you are using the correct eluent (see
(see Section
•
Cell out of calibration
Contact Technical Support for Dionex products for assistance.

4.13 Baseline Noise or Drift

•
Flow system leak; erratic baseline
Check all fittings and liquid lines for leaks. Tighten or, if necessary, replace
all liquid line connections. Refer to Installation of Dionex Liquid Line Fittings
(Document No. 031432) for tightening requirements.
Doc. 155028-01 08/20
and Section 4.5.
Section 5.1 and the Chromeleon Help.) If the conductivity
Section 3.10.3).
3.5) for your system.
4 • Troubleshooting
Section 3.4) and regenerant
57