5-4
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5.1.4 Detector Calibration Failure
The Detector Calibration error message (Figure 5-4) appears if the detector fails to calibrate
during system power-on tests.
Figure 5-4 Detector Calibration Failure Error Message
Recommended response
Although the system allows you to continue operation when this message appears, the results of
the analysis are not reliable. Correct the source of the detector problem before continuing
operations. Refer to Section 5.2.5, Absorbance Detector Troubleshooting, for more information.
Press the selector knob to clear the Detector Calibration Failure error message.
5.2 Quick Troubleshooting Checklists
Use the tables in this section to quickly identify corrective actions for common CHDF problems.
This section covers the following topics:
•
General troubleshooting
•
Fractionation troubleshooting
5.2.1 General Troubleshooting
Use Table 5-1 to quickly identify corrective actions for general system problems.
Table 5-1 General Problems – Quick Troubleshooting Checklist
Symptom
Possible Cause
Corrective Action
Refer to
Unit will
not power-
on
Power cord not connected
Connect power cord or try
another cord.
—
No power at outlet
Reset circuit breaker or
restore line voltage.
Power company
Power supply fuse blown
Replace fuse.
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