Blood Glucose or Ketone Error Messages
Error
Message
What It May Mean
What To Do
E-1
The temperature is
too hot or too cold
for the Reader to
work correctly .
1 . Move the Reader and test
strips to a location where the
temperature is within the test
strip operating range . (See
test strip instructions for use
for the appropriate range .)
2 . Wait for the Reader and test
strips to adjust to the new
temperature .
3 . Repeat the test using a new
test strip .
4 . If the error reappears, contact
Customer Service .
E-2
Reader error .
1 . Turn off the Reader .
2 . Repeat the test using a new
test strip .
3 . If the error reappears, contact
Customer Service .
Error
Message
What It May Mean
What To Do
E-3
Blood drop is
too small .
or
Incorrect test
procedure .
or
There may be a
problem with
the test strip .
1 . Review the testing
instructions .
2 . Repeat the test using a new
test strip .
3 . If the error reappears, contact
Customer Service .
E-4
The blood glucose
level may be too high
to be read by the
system .
or
There may be a
problem with
the test strip .
1 . Repeat the test using a new
test strip .
2 . If the error reappears, contact
your health care professional
immediately
.
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