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The meter is exposed to too much light. Go to a shaded place or shade the meter, for example with your body.

Do not perform a test when the meter and the test strips are exposed to direct sunlight. Go to a shaded place or shade the meter, for example with your body.

If the meter is exposed to too much light, the meter does not allow any tests to be performed. In this case the following error message appears on the display.

• The code chip has not been correctly inserted into the meter. Remove the code chip and re-insert it.
• There is no code chip in the meter. Insert the code chip that belongs to the Accu-Chek Active test strips you are currently using.

Averages cannot be calculated because

• you have not set the time and date,
• only test results without a time and date are saved,
• only test results that are not included in the calculation are saved, e.g. results from control tests,
• no test results were saved in the period in question, e.g. all test results in memory are more than 7 days old,

the chronological order of the test results in the memory has been interrupted.

The ambient temperature or the temperature of the meter is too low or too high for a test. Tests cannot be performed at temperatures below +5 °C and above +45 °C. Ensure that the ambient temperature is between +8 and +42 °C and wait for the meter to adapt to that temperature.

Battery is dead. Insert new battery. Insert one 3-volt lithium battery (coin cell type CR2032)

Display is damaged. Contact (insert affiliate contact information)

Meter is defective. Contact (insert affiliate contact information)

Extreme temperatures. Move the meter to a more temperate area.

The meter is in set-up mode, waiting for you to change or confirm settings.

The meter is ready for a drop of blood or control solution.

The meter is ready for you to insert a test strip.