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Error 4:

- One of the following may apply:
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- What it means:
- You may have high glucose and have tested in an environment near the low end of the system’s operating temperature range 10–44°C.
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- What to do:
- Make sure you are testing within the operating range 10–44°C, and repeat test with a new test strip;
- If this error message appears again, contact Customer Care.
- or
- What it means:
- There may be a problem with the meter.
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- What to do:
- If this error message appears again, contact Customer Care.
- or
- What it means:
- There may be a problem with the test strip. For example, it may have been damaged or moved during testing.
-
- What to do:
- Make sure you are testing within the operating range 10–44°C, and repeat test with a new test strip;
- If this error message appears again, contact Customer Care.
- or
- What it means:
- The sample was improperly applied.
-
- What to do:
- If you applied the sample incorrectly, review blood application or control solution testing and repeat the test with a new test strip.
- If the error message appears again, contact Customer Care.
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