Lifescan SureStep - Manual (Page 29)

18
Control Solution Range
If test results fall outside the expect-
ed range, repeat the test. Results that
fall outside the expected range may
indicate the system is not working
properly. Some possible causes are:
■ Procedural error
■ Expired or contaminated
control solution
■ Test strip code and meter code
do not match
■ Dirty meter or test strip holder
■ Test strip deterioration
■ Meter malfunction
■ Control solution that is outside
of the temperature range 15–35˚C
(59–95˚F)
If you are unable to resolve the
problem, call the LifeScan Customer
Care Line at 1 800 663-5521
(U.S.A. 1 800 227-8862).
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