Filter
Top Products
25
Solving
Problems
www.bayerdiabetes.com/us
WHAT YOU SEE WHAT IT MEANS WHAT YOU SHOULD DO
Some display seg-
ments do not appear
when the meter
initially turns on.
Possible meter
electronics failure.
Press and hold
while the
meter is off. Compare meter
display with the picture on
page 3. If the display is still
not correct, call Customer
Service.
Control test result
is out-of-range (too
high or too low).
• Test strip is
deteriorated due
to exposure to
humidity or heat.
• Control solution
is past expiration
date or is past
the open use
date.
• Test strip is past
expiration date
or is past the
open use date.
• Incorrect control
solution was
used.
• Control solution
is not at room
temperature.
• Control solution
is not mixed
well.
• Run another control test
with a new test strip.
• Check all expiration dates.
Do not use expired testing
materials.
• Make sure you are using
CONTOUR TS control
solution.
• Wait 20 minutes until
control solution is at room
temperature. Try again.
• Gently rock the control
bottle to ensure the con-
trol solution is mixed well.
• If result is still out-of-
range, retest with a new
test strip and control
solution.
• If result is still out-of-
range, call Customer
Service.
Diabetes Care Customer Service at 1-800-348-8100.
Error Codes and Symbols