Your meter measures blood glucose within a defined range (0.6–33.3 mmol/L)....

Your meter measures blood glucose within a defined range (0.6–33.3 mmol/L)....

The test strip may be damaged or not properly inserted. Remove and reinsert the test strip, or replace it if damaged.

Your blood glucose may be extremely high or a meter or a test strip error has occurred....

Not enough blood or control solution was drawn into the test strip for measurement or was applied after the test had started. Discard the test strip and repeat the blood glucose or control test.

Blood or control solution was applied to the test strip before the flashing drop symbol appeared on the display. Discard the test strip and repeat the blood glucose or control test.

An electronic error occurred, or in rare cases, a used test strip was removed and reinserted. Turn the meter o. and on, or take the battery out for 20 seconds and reinsert it. Perform a blood glucose or control test.

The temperature is above or below the proper range for the system. Refer to the test strip package insert for system operating conditions. Move to an area with the appropriate conditions, wait until the meter and test strip reach the operating...

The battery is almost out of power. Change the battery now. If the message reappears after the battery has been replaced, remove the battery again, press any meter button, then reinsert the battery.

The time and date settings may be incorrect. Make sure the time and date are correct and adjust, if necessary.