21
Control Tests7
Sources of Out-of-Range Control Results
If the control result is not within the acceptable control range, repeat the control test.
If the second control result is still not within the acceptable control range, check the
following points.
If you have taken all of these points into account and the control results are still not within
the acceptable control range, contact customer support.
Did you perform the test following the instructions in the User’s Manual? yes
Did you use a used test strip? no
Did you wipe the tip of the bottle before you applied control solution to the test
strip?
yes
Did you apply a suspended drop of control solution? yes
Did you apply only one drop of control solution? yes
Were there air bubbles in the drop? no
Did you apply control solution after the beep sounded and the drop symbol began
to flash on the display?
yes
Was the test area completely covered with control solution? yes
Did you bend or move the test strip before or during the test? no
Did you perform the test within the acceptable temperature range (+8 to
+42°C)?
yes
Did you compare the control result to the control range for the control solution
you used?
yes
Did you compare the control result to the control range printed on the test strip
container that you removed the test strip from?
yes
Are the test strip guide and measurement window clean? yes
Has the control solution been open for less than 3 months?
The control solutions are valid for 3 months after they were opened for the first
time. The control solutions must not be used after this period.
yes
Did you read the Control Solution Storage and Handling section in the control
solution package insert?
yes
Did you follow the storage conditions for the meter, the test strips, and the
control solutions?
yes
Are the test strips or the control solution past their use by date?
The use by date is printed next to the e symbol on the label of the test strip
container or next to the E symbol on the bottle label.
no
FOM_09262946001_01_EN_ROW.indd 21 24.03.2020 09:49:17
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