Battery symbol The battery is almost empty

Blank screen The battery is empty or you have inserted the battery the wrong way…

Lo The test result is lower than 0.6 mmol/L (10 mg/dL).

Hi The test result is higher than 33.3 mmol/L (600 mg/dL).

--- Averages cannot be calculated.

End The meter has been disconnected from the computer (PC).

PC The meter is connected to a computer (PC).

ttt The ambient temperature or the meter temperature is too low or too high for a…

EEE A meter error has occurred.

E-5 The meter is exposed to too much light.

E-5 The meter was exposed to a strong electromagnetic field.

E-4 While the test was in progress, you connected the meter to a computer that was…

E-2 Your blood glucose value may be very low.

E-1 You did not insert the test strip into the meter correctly or completely.