Freestyle Libre 14 day User Manual page 101

Error
What It May Mean
Message
E-7
Test strip may be
damaged, used, or
the Reader does not
recognize it .
E-9
Reader error .
What To Do
1 . Check that you are using
the correct test strip for
the Reader . (See test strip
instructions for use to verify
your strip is compatible with
the Reader) .
2 . Repeat the test using a test
strip for use with your Reader .
3 . 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 .
96