Accu-Chek Aviva Nano User Manual page 57

56
8. Press and release
control level in the meter.
9. "OK" and the control result alternate
on the display if the result is in range.
The range is printed on the strip
container label. When the control result
to confirm the is inside the range on the strip
container, the strips and meter
are working properly. "Err" and the
control result alternate on the display if
the result is not in range. Remove and
discard the used strip.