HemoCue Glucose 201+ Manuel De L'utilisateur page 36

Symptom
The display shows " ".
The display does not switch from
""and "GLU" to three flashing
dashes and " "(ready for
measuring).
Measurements on control
materials are out of range –
either too HIGH or too LOW.
Measurements on patient
samples are higher or lower than
anticipated.
Explanation
1. The batteries need to be replaced.
2. If on mains power, the AC adapter or the circuit board is
out of order.
1. The magnet in the cuvette holder may be missing.
2. The magnetic sensor is out of order.
1. The microcuvettes are beyond their expiry date,
damaged or have been improperly stored.
2. The optical eye of the microcuvette is contaminated.
3. The control has not been mixed properly and/or is not at
room temperature.
4. Air bubbles in the microcuvette.
5. The optronic unit is dirty.
6. The control is not suitable for use with the HemoCue
Glucose 201 + system.
7. The calibration of the analyzer has been changed.
8. The controls are beyond their expiry dates or have been
improperly stored.
1. The microcuvettes are beyond their expiry date,
damaged or have been improperly stored.
2. The optical eye of the microcuvette is contaminated.
3. Air bubbles in the microcuvette.
4. The optronic unit is dirty.
5. The calibration of the analyzer has been changed.
Action
1. Turn off the analyzer and replace the batteries, 4 type
R6 or AA, 1.5 V.
2a. Check that the AC adapter is properly connected and
working.
2b. The analyzer needs service. Contact your distributor.
1. The analyzer needs service. Contact your distributor.
2. The analyzer needs service. Contact your distributor.
1. Check the expiry date and the storage conditions of
the microcuvettes.
2. Remeasure the sample with a new microcuvette.
3. Make sure that the control is mixed properly and at
room temperature.
4. Check the microcuvette for air bubbles. Remeasure
the sample with a new microcuvette.
5. Clean the optronic unit using the HemoCue Cleaner.
6. Only use controls intended for the HemoCue
Glucose 201 + system recommended by HemoCue.
7. The analyzer needs service. Contact your distributor.
8. Check the expiry date and the storage conditions of
the control. Take a new microcuvette and repeat the
measurement.
1. Check the expiry date and the storage conditions of
the microcuvettes.
2. Remeasure the sample with a new microcuvette.
3. Check the microcuvette for air bubbles. Remeasure
the sample with a new microcuvette.
4. Clean the optronic unit using the HemoCue Cleaner.
5. The analyzer needs service. Contact your distributor.
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