Accu-Chek Aviva Expert - Manual (Page 252)

244
Display Shows Possible Cause(s) Possible Solution(s)
E-54 Not Enough
Sample j Not enough blood or control
solution was drawn into the
test strip for measurement or
was applied after the test has
started.
j Discard the test strip and repeat the test.
E-55 Code Key
Expired j The white code key is from an
expired lot of test strips.
j This message may appear when using a white code
key in the meter. It means the test strips expire at
the end of the current month. At the end of the
month, discard the white code key and any
remaining test strips. Insert a black code key. Make
sure the time and date in the meter are correct. If
you need a black code key, please contact
ACCU-CHEK Customer Care Service Center at
1-800-688-4578.
E-56 Sample
Applied Early j Blood or control solution was
applied to the test strip before
the Apply Sample screen
appeared on the display.
j Discard the test strip and repeat the test with a new
test strip.
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