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If control solution results are out of
range, your BGMS may not be working
properly. Repeat the quality control
test. If your control solution results are
still out of range, do not use the BGMS.
Contact your local Ypsomed customer
service (see page 72).
Possible reasons why your control solution results are out of range:
Your control solution has expired or has been opened more than
3 months ago.
Your test strips have expired or have been opened more than
12 months ago.
Your control solution is diluted.
The cap of the test strip vial or the control solution has been left
open for a long time.
The test procedure was not performed correctly.
Malfunction of the meter or the test strip.
Your control solution test has been performed out of normal
temperature range (< 6 or > 44 °C).
The surface of the cap of the control solution was not clean.
