OneTouch Ultra Owner's Booklet page 66

MESSAGE
58
WhAT IT MEANS
Error message that indicates
one of the following
conditions may be present:
1. You may have high
glucose and have tested in
an environment near the
low end of the system's
operating temperature
range (43–111°F /
6–44°C).
2. There may be a problem
with the test strip. For
example, it may have been
damaged or moved during
testing.
3. The sample was
improperly applied.
ACTION
1. If you tested in a cool
environment, repeat the
test in a warmer
environment with a new
test strip. If the error
message appears again,
call LifeScan
Customer Service at
1 800 227-8862.
2. If you were testing in a
normal or warm
environment, repeat the
test with a new test strip.
(See pages 8–9 for test
strip information.) If the
error message appears
again, call LifeScan
Customer Service at
1 800 227-8862.
3. If you applied the blood
incorrectly, review
pages 29–31 on
blood application and
repeat the test with a
new test strip. If the
error message appears
again, call LifeScan
Customer Service at
1 800 227-8862.