Possible Sources Of Error - Accu-Chek Active User Manual

8.4 Possible sources of error

If you receive frequent error messages or if you often obtain
implausible results, please check the following:
With your Accu-Chek Active monitor, are you using only
Accu-Chek Active test strips?
Does the battery still have enough power, and is it properly
inserted?
Have you carefully read the User's Manual and carried out tests
as instructed?
Have you read the pack inserts that came with the test strips?
Have you stored and used the strips correctly?
Have you observed all the proper measurement and storage
conditions?
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Are the test strips and/or control solution still within the stated
expiry date?
Have you cleaned your Accu-Chek Active monitor (especially
the test strip guide and measurement optics) as instructed in
Chapter 7.1?
Have you used only test strips with a code number matching
that displayed by the monitor?
If you have observed all these points and still are having problems,
please contact your dealer or your customer support and service
centre.
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