Lifescan OneTouch Ultra 2 Owner's Booklet page 59

Understanding error and other messages
The OneTouch ® Ultra
test strip, with the meter, or when your blood glucose levels are higher than 600
mg/dL or lower than 20 mg/dL. Messages do not appear in all cases when a
problem has occurred. Improper use may cause an inaccurate result without
producing an error message.
Message
® 2 Meter displays messages when there are problems with the
What it means
You may have a very
low blood glucose level
(severe hypoglycemia),
lower than 20 mg/dL.
What to do
This may require immediate
treatment according to your
healthcare professional's
recommendations.
Although this message could
be due to a test error, it is
safer to treat first and then
do another test.
Customer Service 1 800 227-8862 53