Accu-Chek Performa Nano Owner's Booklet page 57

6. Squeeze the bottle until a tiny drop
forms at the tip. Touch the drop to the
front edge of the yellow window of the
test strip. When you see
have enough control solution in the test
strip. Wipe the tip of the bottle with a
tissue then cap the bottle tightly.
7. The result appears on the display, along
with the control bottle symbol and
flashing "L." Do not remove the test
flash, you strip yet. Press
result as a Level 1. If you tested the
Level 2 control, press
time.
OR
once to mark the
a second
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