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1. What do the error signals mean?

   General questions ...

2. What if I don't get an error, but the device reader isn't working?

   General questions ...

3. Where can I find out what an error code or screen message is telling me?

   Meter care and battery ...

4. Where can I find out what an error code or screen message is telling me?

   Meter care and battery ...

5. Why do the Accu‑Chek Instant S meters display an alternating “Err” with the error code?

   Instant S Meter ...

6. Why do the Accu‑Chek Instant meters display an alternating “Err” with the error code?

   Getting started ...

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