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Roche Diagnostics
E-78 Operator’s Manual · Version 3.1
15 ISE troubleshooting Cedex Bio System
List of ISE flags
Seg Isecal
e
See Air Isecal .
Sol1 F Dev
Meaning The ISE Solution 1 factor was not within the expected range.
Message ID 22
Priority 18
Possible cause This flag occurs with calibrations because:
o
The dosing from the sample probe is not accurate.
o
The ISE tower is blocked or the mixing was not sufficient.
o
There may be problems with the ISE unit tubing, the electrodes, or the ISE unit
was not serviced properly.
o
The ISE Calibrator Indirect has expired.
o
ISE Solution 1 has expired.
Recommended actions If only one calibration is flagged:
o
Repeat the calibration.
If successive calibrations are flagged:
o
Check whether the ISE Calibrator Indirect is in the correct position.
o
Check whether the ISE Calibrator Indirect has expired.
o
Check whether the ISE Solution 1 has expired.
o
Perform the maintenance action Clean ISE Tower Automatically .
o
Perform the maintenance action Activate Electrodes .
o
Perform the maintenance action Deproteinize Probe .
o
Perform the maintenance action Prime ISE Calibrator & Reference .
o
Check whether the electrode expiration date has passed. Replace the expired
electrode, if necessary, and perform the maintenance action
Electrode Service .
o
Check the ISE unit tubing for leaks and blockages.
o
Contact your service representative.