Roche Cedex Bio, Operator'S Manual

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Roche Diagnostics
E-74 Operator’s Manual · Version 3.1
15 ISE troubleshooting Cedex Bio System
List of ISE flags
No Fluid
Meaning The ISE sample or ISE Reference Solution sensor could not detect any fluid. It takes
too long for a sample segment to reach the electrodes.
Message ID 68
Priority 2
Possible cause
o
The fluid was not pipetted.
o
The ISE tower is clogged.
o
The ISE tubing is blocked or leaking.
o
The ISE sample sensor is defective.
o
The ISE Electrodes are blocked or not properly mounted.
Recommended actions 1. Repeat the measurement.
2. Check the sample tubing for clots.
3. Check ISE Electrodes and O-Rings for proper mounting.
4. Check the ISE tower and ISE tubing for leaks and blockages.
5. Ensure that the ISE bottles on the ISE unit are available and check the level of
fluid; replace if necessary. (Allow at least 15 seconds for priming the ISE bottle
before continuing with any other activity, e.g. replacing the other ISE bottle.)
No Isecal
Meaning The ISE sample sensor could not detect any calibrator. It takes too long for a
calibrator segment to reach the electrodes.
Message ID 90
Priority 3
Possible cause
o
ISE Calibrator Indirect bottle is not available.
o
The ISE tubing is leaking or blocked.
o
The ISE sample sensor is defect.
Recommended actions 1. Repeat the measurement.
2. Ensure that the ISE Calibrator Indirect on the ISE unit is available and check the
level of fluid; replace if necessary