Lifescan SureStep Blood Glucose Monitor Operator's Manual page 46

Operation
CAUTION
If you fail to completely insert the test strip,
the test may start; however, you may receive
an inaccurate, low result.
CAUTION
You have up to 2 minutes to insert the test
strip after applying blood. If you insert the
test strip after 2 minutes, you may get an
inaccurate result or an error message.
Discard the test strip and repeat the test
with a new test strip.
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