Blood Glucose Error Messages - Freestyle Libre User Manual

Blood Glucose Error Messages

Error
What It May Mean
Message
E-1
The temperature is
too hot or too cold
for the Reader to
work correctly .
E-2
Reader error .
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What To Do
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 .
1 . Turn off the Reader .
2 . Repeat the test using a new
test strip .
3 . If the error reappears, contact
Customer Service .
Error
What It May Mean
Message
E-3
Blood drop is too 1 . Review the testing
small .
2 . Repeat the test using a new
or
Incorrect test
3 . If the error reappears, contact
procedure .
or
There may be a
problem with the test
strip .
E-4
The blood glucose 1 . Repeat the test using a new
level may be too high
to be read by the 2 . If the error reappears, contact
system .
or
There may be a
problem with the test
strip .
What To Do
instructions .
test strip .
Customer Service .
test strip .
your health care professional
immediately .
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