SD CodeFree™ BLOOD GLUCOSE MONITORING SYSTEM
36
Control Solution Test
2. Troubleshooting Control Solution
Check Action
Did you carry
out the test in
control solution
mode? Did you
see the“control
solution container
icon” on the screen
with the result?
If not, do the test again.
Insert a test strip; Press
the left button for 3
seconds in Blood Stand-
by Display to display
a control solution
container icon.
Have the test strips
and/or control
solution expired?
Make sure that test strips
and control solutions are
not past expiration date.
This date is shown on the
container/bottle. Make
sure containers have not
been open for more than
3 months.
Were control
solutions at room
temperature (18-
30°C, 64-86°F)
when used?
If not, warm up/cool
down bottle to room
temperature (18-30°C,
64-86°F) or retest with
a new bottle of control
solution.
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